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Document CopyrightsCopyright 2006 by Kenwood Corporation. All rights reserved.No part of this manual may be reproduced, translated, distributed, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, for any purpose without the prior written permission of Kenwood.
DisclaimerWhile every precaution has been taken in the preparation of this manual, Kenwood assumes no responsibility for errors or omissions. Neither is any liability assumed for damages resulting from the use of the information contained herein. Kenwood reserves the right to make changes to any products herein at any time for improvement purposes.
SCOPE OF THIS MANUALThis manual is intended for use by experienced techni-
cians familiar with similar types of commercial grade commu-nications equipment. It contains all required service informa-tion for the equipment and is current as of the publicationdate. Changes which may occur after publication are coveredby either Service Bulletins or Manual Revisions, which areissued as required.
ORDERING REPLACEMENT PARTSWhen ordering replacement parts or equipment informa-
tion, the full part identification number should be included.This applies to all parts: components, kits, or chassis. If thepart number is not known, include the chassis or kit numberof which it is a part, and a sufficient description of the re-quired component for proper identification.
PERSONAL SAFETYThe following precautions are recommended for personal
safety: • DO NOT transmit until all RF connectors are verified to be
secure and any open connectors are properly terminated. • SHUT OFF and DO NOT operate this equipment near elec-
trical blasting caps or in an explosive atmosphere. • This equipment should be serviced only by qualified tech-
nicians.
SERVICEThis radiotelephone is designed for easy servicing. Refer
to the schematic diagrams, printed circuit board views, andalignment procedures contained within.
1. Modes
Power supply OFF
1. User mode
3. Dealer mode
2. User menu mode
4. Dealer menu mode
5. Service adjustment mode
6. Reset mode
Note:DIP SW1 is set to “ON” when shipped from the factory. If
the dealer mode, service adjustment mode, and reset modefail to function, please check to see that DIP SW1 is set to“ON”.
No. Mode Function
1 User mode For normal use.
2 User menu mode Selects the user menu.
3 Dealer mode Writes the various data settings to
the memory channels.
4 Dealer menu mode Selects the dealer menu.
5 Service adjustment Selects the adjustment items for
mode the service adjustment mode menu.
6 Reset mode Clears all memory channels and the
menu contents.
TK-80
3
2. How to Enter Each Mode
No. Mode Operation
1 User mode Power ON
2 User menu mode [User mode] + [MENU]
3 Dealer mode [MENU] + [MODE] + Power ON
4 Dealer menu mode [Dealer mode] + [MENU]
5 Service adjustment mode [SCAN] + [DATA] + Power ON
6 Reset mode [MENU] + [MODE] + [DATA]
+ Power ON
[POWER]key
[SCAN]key
[MENU]key
[MODE]key
[DATA]key
[DIAL]
3. Reset Mode
3-1. All ResetRestores the factory default settings.Set DIP SW1 to ON, then press [POWER] while holding
[MENU], [MODE], and [DATA].“HELLO” appears on the display, indicating the system
has been reset. • All reset does not clear adjustment data settings. • If the power supply is cut off during all reset, the forced all
reset is executed as soon as power is restored.
3-2. Battery ResetWhen the power supply from the backup battery is inter-
rupted, the factory default settings are restored, except formemory channels 01 to 10. • Battery reset occurs automatically whenever the power
backup fails to function.
Dealer mode enabled
Memory channelselector write mode
DIP switch SW1 is ON.Press [POWER] whileholding [MENU] and[MODE].
*1 : When the specified diode D7 is not present.*2 : Press [SCAN] to more to the next digit.
4. Dealer Mode • This mode allows dealers to select functions for users. • Dealers can customize the receive frequency, transmit
frequency, type of emission (MODE), alphanumeric dis-play, transmission power limit, and set functions.
Contents to beMode to be used Purpose
customized
Receive Receive frequency To write to memory
frequency write mode channels
Transmit Transmit frequency
frequency write mode
Type of emission Type of emission
(MODE) (MODE) write mode
Alphanumeric Alphanumeric display
display data write mode
Transmit power Transmit power limit
limit write mode
Set function Menu mode Select function setting
- Memory channel To select memory
selector mode channels
REALIGNMENT
TK-80
4
4-1. Procedure ( ): Initial value1) Press [POWER] while holding [MENU] and [MODE].
Dealer mode display
Turn [DIAL] or press any key, and enter Memory channelselector mode.
Memory channel selector mode (01)This mode is for selector memory channels when writing
frequency and other information to memory channels.
Second time: 01 USB only. The others are blank.
1) When [DIAL] is turned, channels, including those not en-tered in memories, are switched continuously.
1) Turning the [DIAL] changes the digit to its minimum fre-quency setting.
2) When the setting of one digit is completed, press [SCAN]to move to the next digit. Digits are set in order from the10MHz digit to the 10Hz digit. (When setting the 10Hzdigit, for example, the display shows the previously en-tered digits: 12.345.56)
3) Pressing [DATA] enables the transmit frequency writemode.
Note: • Setting begins from the 10MHz digit when the receive fre-
quency write mode is first enabled. • The set frequencies are checked to confirm they are
within the specified receive frequency range. • Setting all digits to “0” initializes the memory channel. • In the receive frequency write mode, the digit being set
flashes as it displays the frequency.
2) Pressing [DATA] enables the receive frequency writemode.
Receive frequency write mode (00.000.00)This mode is for writing receive frequencies to memory
channels. The frequency is set in single digits starting fromthe 10MHz to the 10Hz digit. The 1Hz digit is defaulted to“0”.
01 02 79 80...
• If the transmit frequency happens to be the default setting(00.000.00), when writing the receive frequency is com-pleted, the receive frequency setting is automatically writ-ten to the transmit frequency memory channel as well.
• Leading zeros are not suppressed in the frequency dis-play.
Transmit frequency write mode (00.000.00)This mode is for writing transmit frequencies to the
memory channels. The frequency is set in single digits start-ing from the 10MHz digit to the 10Hz digit. The 1Hz digit isdefaulted to “0”.
1) Turning the [DIAL] changes the digit to its minimum fre-quency setting.
2) When the setting of one digit is completed, press [SCAN]to move to the next digit. Digits are set in order from the10MHz digit to the 10Hz digit.
3) Pressing [DATA] enables the type of emission (MODE)write mode. (When setting the 10Hz digit, for example,the display shows the previously entered digits:12.345.56)
4) When wishing to use the memory channel as a receive-only channel, set all digits to “0”, then press [DATA] toenable the type of emission (MODE) write mode.
Note: • Setting begins from the 10MHz digit when the transmit
frequency write mode is first enabled. • The set frequencies are checked to confirm they are
within the specified transmit frequency range. • Setting all digits to “0” changes the memory channel to a
receive-only channel. • In the transmit frequency write mode, the digit being set
flashes as it displays the frequency. • Leading zeros are not suppressed in the frequency dis-
play.
Type of emission (MODE) write mode (USB)This mode is used to write the type of emission to the
memory channel.
1) Turning the [DIAL] triggers a display that scrolls continu-ously in the following order:
2) Pressing [DATA] enables the alphanumeric display datawrite mode.
USB LSB AM CW
REALIGNMENT
TK-80
5
Alphanumeric display data write mode (Blank)This mode is used to write alphanumeric display data (up
to 7 digits) to the memory channels.
1) Turning the [DIAL] triggers a display that scrolls continu-ously in the following order:
Blank A B Z 14 types of symbols...
9 1 0...
Blank H P X , * 7
A I Q Y - 0 8
B J R Z / 1 9
C K S $ = 2
D L T 1/1 @ 3
E M U < \ 4
F N V > _ 5
G O W + # 6
2) Digits are set starting from the left side. Pressing [SCAN]moves the cursor one digit position to the right.
3) Pressing [DATA] changes control to the: • Transmit power limit write mode (when specified diode
Transmit power limit write mode (100W)This mode is used to write the transmit power limit to the
memory channel.
1) Turning the [DIAL] triggers a display that scrolls continu-ously in the following order:
MAXIMUM (100W) HIGH (50W)
MEDIUM (25W)LOW (15W)
2) Press [DATA] to enable the memory channel switchingmode.
5. Dealer Menu ModeThis mode is used to select functions the dealer sets for
the user.
5-1. Selecting the dealer menu modePress [MENU] while in the dealer mode’s memory chan-
nel selector mode or any of its write modes.
5-2. Menu number selectionTo select menu numbers, press the [DATA] or [MODE]
keys.
5-3. Selecting the setting contentsTo change menu settings, turn the [DIAL].
Note: • Menu numbers are designed to scroll in order continu-
ously. • Menu items are designed to scroll in order continuously. • If the menu is scrolling, turn the [DIAL] to display the item,
then select the desired setting. • The selective call ON/OFF status and any memory code
setting changes from the User menu mode will be re-flected in the Dealer menu’s settings.
Menu Content
00 VFO transmit power and receive-only setting
01 MIC gain H/L setting
02 CW/selective call IF filter attachment
03 DATA (AFSK) IF filter attachment
04 AIP ON/OFF
05 AUX ON/OFF
06 Scan speed setting
07 BC AM 1/9kHz steps
08 Clarifier 10/1Hz steps
09 VOX ON/OFF
10 CW delay time setting (full/semi break-in setting)
11 CW sidetone/pitch frequency setting
12 Power setting (H, M, L) display ON/OFF
13 Channel number display ON/OFF
14 DATA mode AFSK/FSK setting
15 DATA (FSK) IF filter selection
16 FSK shift width setting
17 FSK key polarity setting
18 FSK H/L tone setting
19 FSK reverse setting
20 SCAN SW actuation enable/disable
21 MENU SW actuation enable/disable
22 MODE SW actuation enable/disable
23 DATA SW actuation enable/disable
30 Selective call ON/OFF
31 ID (own unit) code setting
REALIGNMENT
TK-80
6
Menu Content
32 Squelch opening time (unmute time) setting
33 Memory code A setting (call ID)
34 Memory code B setting (call ID)
35 Memory code C setting (call ID)
36 Memory code D setting (call ID)
37 Memory code A setting (character)
38 Memory code B setting (character)
39 Memory code C setting (character)
40 Memory code D setting (character)
41 User manu memory code setting ON/OFF
42 ID delay time setting
6. Transfer ModeThis mode is used to copy the memory and menu data
from one TK-80 unit to one or more others to create“TRANS”.
6-1. Procedure1) Connect a cross cable (E30-3232-05) to the ACC1 connec-
tors on two TK-80 units, as shown in the figure.2) Turn on the power of the unit receiving the data.3) Enable the Dealer mode in the unit to be transferred, then
press [DATA].As the unit enters the Dealer mode, it automatically de-tects the connected second TK-80 unit, displays “TRANS”and begins the transferring transmission.
4) When transferring ends normally, the first TK-80 returnsto the Dealer mode which is then shown on its display.
Note: • Transfer is not possible when the destination diode (D8,
D9, D10, D15) setting of the two units differ. • Transfer is not possible when neither of the two units is
equipped with transmit power setting diode (D7).
7. VFO FunctionsDip SW3 is set to ON when shipped from the factory.
Should the VFO mode fail to function, please check to seethat Dip SW3 is set to ON.
7-1. Procedure1) Press [MENU] to enable the user Menu mode.2) Press [DATA] or [MODE] to select No. 00.3) Use [DIAL] to switch the memory to VFO.4) Press [MENU] to select VFO.
7-2. Description1) [DIAL] changes from selecting memory channels to se-
lecting VFO frequencies.2) [SCAN] changes to selecting the step frequency and the
F. LOCK function.Pressing [SCAN] scrolls through the settings in the follow-ing order:
10Hz → F. LOCK → 100kHz → 1kHz → 10HzTurning the [DIAL] after changing the step frequencyrounds the lower digit off to “0”.
3) When in the user Menu mode, memory channel frequen-cies and type of emissions (MODE) are set in the VFO atthe point control is switched from Memory to VFO.
4) [DIAL] and [MENU] are disabled during F. LOCK.5) Even if AT tuning is established during VFO, the changing
of the frequency automatically credits the state of ATthrough.
8. Personal Computer InterfaceIn addition to commands (in the instruction manual) made
available to users, the SR (system reset) command is madeavailable only to dealers.
Note: • SRP1 = Reset the user menu
SRP2 = Reset all • The reset user Menu command resets all menu settings
to the factory defaults.
REALIGNMENT
TK-80
7
9. User Menu ModeThis mode enables users to select various settings to suit
their individual needs. The items that can be modified arelisted below:
Menu Content
00 VFO/M
01 Transmit power switching
02 NB ON/OFF
03 Display switching frequency/alphanumeric
04 LOCK OUT ON/OFF
05 Scan busy stop switching TO/CO/OFF
06 Selective call ON/OFF
07 ID (own unit) code display
08 Memory code A setting (call ID)
09 Memory code B setting (call ID)
10 Memory code C setting (call ID)
11 Memory code D setting (call ID)
12 Memory code A setting (character)
13 Memory code B setting (character)
14 Memory code C setting (character)
15 Memory code D setting (character)
REALIGNMENT
9-1. Selecting settings • Begin by pressing [MENU] to display the User menu. • Press [MODE] or [DATA] to select the desired item num-
ber. • Use [DIAL] to change the setting. • Press [MENU] once more to complete the change.
Note: • Menu numbers are designed to scroll in order continu-
ously. • Menu items are designed to scroll in order continuously. • Menu item number “00” can only be set when DIP SW3 is
set to ON. • Menu item numbers 08 to 15 can only be set when the
user memory code setting in the Dealer menu mode is setto ON.
• Menu item numbers 01 and 04 represent the channelsprior to entering the user menu mode.
• If a Selective call kit is not installed, setting item number 06(user’s own office code) to ON will only produce on thedisplay. The selective call mode will not be enabled.
• Switching the [MENU] key ON/OFF can be inhibited fromthe Dealer menu mode.
TK-80
8
1. Installing the AT unit (KAT-2: Option)Remove the case and shielding cover in advance.1. Use screws ( ➊ ) to install the Antenna tuner unit (KAT-2).2. Before inserting the connector, cut the R101 wire.3. Connect the lead with the connector like pull out to the
front side to CN11 ( ➋ ) on X45-3620-21.4. Connect the coaxial cable’s white-marked line to the
X45’s CN5 ( ➌ ) (AT1) and the other line to CN6 ( ➍ )(AT2).
5. Insert the flat cable from the tuner unit in CN6 ( ➎ ) ofcontrol unit X53-3570-21.
6. Take care not to pinch the lead when reattaching the case.
2. Installing the selective call unit (KPE-1: Option)Remove the case in advance.1. Remove the two screws ( ➊ ) on the upper left and right
sides of the front panel, then loosen the two lower screws( ➋ ) half way and pull the front panel forward.
2. As shown in the figure, set the front panel down on itsface, mount the optional circuit board X52-330 (selectivecall) and secure it with the four ( ➌ ) screws.
3. Connect the accessory flat cable ( ➍ ) to CN2 of X53-3570-21 and CN2 on the KPE-1, then connect the acces-sory lead with the connector ( ➎ ) to CN1 of the KPE-1 andCN13 ( ➏ ) on the X57-4660-21 (bottom side).
4. Take care not to pinch the lead when reattaching the case.
INSTALLATION
TK-80
9
INSTALLATION
4. Installing the IF filter (YK-107C: Option)1. Install the YK-107C and apply solder to the soldered side.
5. Installing the IF filter (KIF-1: Option)1. Install the optional KIF-1 and apply solder to the soldered
side.2. After installing the IF filter, set the unit to dealer mode.
3. Installing the optional TCXO
(SO-2 or accessory of KPE-1)1. Remove the screws ( ➊ ) securing the shield plate, then
remove the shield plate.2. Remove the screws ( ➋ ) holding the X57-466 circuit
board.3. Remove the CN19 (black) ( ➌ ) and CN1 (red) ( ➍ ) con-
nectors.4. Prior to installing the optional TCXO (SO-2 or accessory of
KPE-1), cut the lead wires on R682 and R683.5. Install the optional TCXO (SO-2 or accessory of KPE-1) and
apply solder to the soldered side.6. Take care not to pinch the lead when reattaching the case.
TK-80
10
CIRCUIT DESCRIPTION
1. Frequency ConfigurationThe TK-80 uses double conversion in all modes.
Mode Display frequency
USB/LSB Carrier point frequency
CW Transmission carrier frequency
AM Transmission carrier frequency
FSK Mark transmission frequency
AFSK Carrier point frequency
Table 1 Display frequency in each mode
The receiver frequency in SSB mode is given by the fol-lowing equation when the receiver tone produced by the in-put frequency (fIN) from the antenna is zero beat (when anSSB signal with a carrier point of fIN is zeroed in):
fIN = fLO1 – fLO2 – fCAR .................... (1)
73.045MHz
TX MIX-2
RX MIX-1
TX MIX-1
RX MIX-2
B.M
DET
ANT
10.695MHz
73.045MHz
MIC IN
AF OUT
fin
LO1 LO2 CAR
73.145~103.045MHz
62.35MHz 10.695MHz
Since all these frequencies are generated by the PLL cir-cuit, as shown in Figure 2 (PLL circuit frequency configura-tion), the receiver frequency is determined only by the refer-ence frequency, fSTD, and the PLL divide ratio. This meansthe accuracy of the reference frequency determines the ac-curacy of the operating frequency of the transceiver.
The accuracy of the reference crystal oscillator used in theTK-80 is 10ppm (–10°C to +50°C). The accuracy of the op-tional temperature-compensated crystal oscillator (TCXO SO-2) is 0.5ppm (–10°C to +50°C).
In SSB transmission mode or in other modes, the fre-quency is determined by the reference frequency (fSTD andthe PLL divide ratio). Table 1 lists the display frequencies inthe various modes.
The pitch of the incoming signal in CW mode can be variedin 50Hz steps in the range of 400 or 800Hz without changingthe center frequency of the IF filter (variable CW pitch sys-tem).
2. PLL Circuit ConfigurationThe TK-80 PLL circuit uses a reference frequency of
20MHz, and covers 100kHz to 30MHz. Figure 2 shows a PLLblock diagram and frequency configurations.
2-1. Reference oscillator circuitThe reference frequency (fSTD) for frequency control is
generated by the 20MHz crystal oscillator, X501 and Q525.The 20MHz reference frequency is supplied to DDS IC500and IC501 and PLL IC502.
The crystal oscillator circuit can be replaced by an optionalTCXO (SO-2 or accessory of KPE-1). The TK-80 can beswitched to the TCXO by removing resistors R682 and R683.
2-2. LO1 (PLL loop)Q531, Q533, and Q535 are VCOs.Q531 (VCO1) generates a signal of 73.145 to 83.544MHz.Q533 (VCO2) generates a signal of 83.545 to 94.544MHz.Q535 (VCO3) generates a signal of 94.545 to 103.045MHz.
The 20MHz reference signal of fSTD is input to pin 15 ofIC502 and is divided by 40 to produce a 500kHz comparisonfrequency. The output signal from the VCO is mixed with a53.545 to 54.045MHz signal from the PLL (described later)and IC503 (Mixer) to produce a 19.5 to 49.5MHz signal. It isthen input to pin 6 of IC502, divided, and compared with the500kHz signal by the phase comparator. The VCO frequencyis then locked. The divide ratio date is supplied by the digitalunit.
At IC500, a 1.195 to 1.695MHz digital signal is generatedand the CP500, CP501 ladder resistor and Q522 D/A con-verter are used to convert it into an analog signal. That signalis put through a low-pass filter and mixed with 10MHz atmixer IC504 to produce 8.305 to 8.805MHz.
Furthermore, 62.35MHz oscillated by X502 and Q517 ismixed at mixer IC505 to become the above mentioned53.545 to 54.045MHz signal.
Fig. 1 Frequency configuration
TK-80
11
2-3. LO2 (PLL loop)The part oscillated by X502 and Q517 is output to LO1
cancel loop after passing through the Q518 buffer and inputinto mixer IC505. The other part is output from CN502 asLO2.
2-4. CARA digital signal is generated near 695kHz at IC501, and the
analog signal converted by the CP502, CP503 ladder resis-tors and Q522 D/A converter are mixed with the 10MHz gen-erated from the chop output of IC501 at IC506. This is thenoutput as 10.695MHz through the band-pass filter and theamplifier.
During receiving AM mode, the DDS oscillation isstopped. In FSK mode, the internal register of IC501 isswitched for direct FSK modulation by the external RTK sig-nal during selective call mode code transmission by the ABSLsignal from the CPU.
2-5. DDS circuit configurationThe DDS IC has been developed with standard cells to
implement a high-speed circuit and large-capacity ROM atlow cost.
• There are two 28 bit registers for setting frequency data,one 28 bit frequency shift register for addition to the fre-quency registers, a 23 bit parallel signal input section forfrequency modulation with parallel signals, and a data en-try and selection section.
• There is a frequency-modulation section comprising 28 bitadders for adding frequency data and frequency modula-tion data, a phase data operation section that adds datafrom the frequency modulation section and 28 bit phasedata register, and a SIN-ROM that converts phase data tosine waves.
Frequency/shift data settingUsing serial signals synchronized with clock pulses, 30
bits (2 bits that specify the destination for which data is set,and 28 bits of frequency data) are set in the three internalregisters.
Frequency register selectionThe data set in the two frequency registers is selected by
the SLAB input of the DDS IC. This pin handles the ABSLsignal for IC501, and the CASL signal for IC500. This functioneliminates the need for the TK-80 to set frequency data foreach transmission/reception with the microprocessor.
Fig. 2 PLL block diagram and frequency configuration
CIRCUIT DESCRIPTION
TK-80
12
Frequency data selectionThe SPSL input of the DDS IC selects whether to use the
data in the internal frequency shift register or the data fromthe parallel input as frequency modulation data.
Frequency modulationThe MDEN input of the DDS IC enables or disables fre-
quency modulation. When frequency modulation is enabled,frequency data is added, and the result is input to the phasedata operation section.
Phase data operationThe target frequency phase data is output by accumulat-
ing 28 bit frequency data in the 28-bit phase accumulator.FOUT = Fs/228 x Dsum
Fs: DDS IC input frequency/2Dsum: Frequency data + Frequency modulation data
If 225 is set for Dsum when 1/8 Fs is output, the phase datamust be increased by π/8.
So far, 28 bit absolute value operation has been used, buta 28 bit signed operation can also be used, assuming that theMSB is a sign. If complement data of 8000000 to FFFFFFFF(hex) is set, the phase moves in the negative direction forpositive data.
SIN-ROMPhase data from the phase data operation section is con-
verted to sine wave data of 0000 to FFFF (hex) in 16 bit offsetbinary format (Fig. 3).
2π = 228
7π/8 = –225
π/8 = 225
FFFFH
0000H
Fig. 3
1.605~2.5MHz
ANT
RX
TX ~30MHz ~30MHz
~30MHz
D6
D8
D5
D7
D9 D10
D23 D24
D25 D262.5~4.5MHz
D11 D12
4.5~8.0MHz
D13 D14
8.0~10.5MHz
D15 D16
10.5~14.5MHz
D17 D18
14.5~21.5MHz
D19 D20
21.5~30MHz
D21
D51
D22 D50
1.605MHz~ ~1.605MHz
Q8,9
AIP ON
AIP OFF
1st MIXQ4~7
IF
LO173.145~
103.045MHz
FINAL UNIT (X45-3520-21) TX-RX UNIT (X57-4660-21)
3. Receiver Circuit ConfigurationThe configuration of the receiver circuit is double conver-
sion with a first IF of 73.045MHz and a second IF of 10.695MHz in SSB, AM, CW mode.
The incoming signal from the antenna passes through theantenna switch relay of the final unit, then through the 30MHz low-pass filter, and goes to the TX-RX unit. The signalpasses through a 30MHz low-pass filter in the TX-RX unit,and goes through the 8-segmented band-pass filters. If AIPis off, the signal passing through band-pass filter is amplifiedby the RF amplifier, Q8, Q9, and is input to the first mixer, Q4to Q7. If AIP is on, the signal bypasses Q8 and Q9 and goesdirectly to the first mixer. It is mixed with the LO1 signal bythe first mixer to produce a first IF signal of 73.045MHz.
Fig. 4 Receiver front-end
CIRCUIT DESCRIPTION
TK-80
13
Q18
TH1
Q19 L51
Q20SW
2nd IF
NB
IN
BG
W1
TP801
L802 L803
Q802Q801
NBS
Q800+
+
Q803 Q805
Q807
Q808
D800
Q806
Q804NoiseAMP
+
RXBAGC
8F
8A
to IF filter
RBK
The first IF signal of 73.045MHz passes through the MCF(XF1), is amplified by the IF amplifier Q10, and mixed with the62.35MHz LO2 signal by the second mixer, Q11 and Q12, toproduce a second IF signal of 10.695MHz.
The second IF signal of 10.695MHz is split into two. Onesignal goes to the NB amplifier and the other passes throughthe NB gate FET Q19. The signal then goes to the IF filter.There are four types of IF filters: 6kHz, 2.7kHz, 2.2kHz, and500Hz (2.7kHz and 500Hz are optional). The signal passingthrough the IF filter is amplified Q21 and Q30, Q31 SSB, CW,FSK modes are product-detected in D52, D53 and AM modeenvelope-detected in D54 and condenser.
After detection, the AF signal for each mode passesthrough analog switch IC3 and goes to AF preamplifier Q48.
After the preamplifier, the signal passes through the mutecircuit Q49 has the volume controlled at IC6 and is amplifiedto the necessary electric power level at AF power amplifierIC7.
3-1. Receiver front-endThe signal input to the TX-RX unit passes through the 30
MHz low-pass filter, and signal above 1.605MHz goes toseven band-pass filters. When AIP is off, the signal passesthrough each band-pass filter, D25 and D26 turn on and D23and D24 turn off, and the signal is amplified by about 13dB byQ8, Q9 and output to the first mixer. If AIP is on, D25 andD26 turn off and D23 and D24 turn on, and the signal is out-put directly to the first mixer without passing through Q8 andQ9. The first mixer is a quad balanced mixer, Q4 to Q7 (Fig.4).
3-2. Noise blanker circuitThe 10.695MHz IF signal generated from the first IF of
73.045MHz by the second mixer is input to the IF amplifierQ19, sent through Q18 amplified by noise amplifier Q801,Q802 and Q804, sent through buffer Q806 and noise-de-tected by D800. This signal switches Q805 and Q807, Q808and controls Q19 in the TX-RX unit. Q19 controls Q20 andblanks the noise (Fig. 5).
Fig. 5 Noise blanker circuit
CIRCUIT DESCRIPTION
TK-80
14
3-3. Signal strength meter circuitIn all mode, the signal strength meter circuit comprises
operational amplifier IC2. The signal level detected is input topin 3 of IC2 (1/2) and amplified by about 8dB by IC2 (2/2), thengoes to IC5 of the control unit (Fig. 6).
3-4. AGC circuitThe time constant for the signal envelope detected by IC1
is changed in each mode by the analog switch. The effectivevalue, not the peak value, is used in AM mode (Fig. 6).
3-5. SquelchThe squelch volume voltage is input to A/D input pin 78 of
the CPU IC5. The signal strength meter voltage made bysquelch volume voltage and the TX-RX unit is compare pro-cessed in the CPU, controlling the ABK signal.
3-6. IF filterThere are two internal 10.695MHz IF filters and two op-
tional, so a total of four can be installed.
10.695MHz Part No./Selection of each mode
filter name CW SSB AMDATA DATA
(AFSK) (FSK)
AM L71-0433-15 - - - -
SSB-WIDE L71-0457-05- - -
(Option) /KIF-1
SSB L71-0249-05 -
CW L71-0283-15 - - -
(Option) /YK-107C
represents the initial set value represents selections which can be used when the op-
tional filter is attachedDATA (AFSK): SSB+DATA displayDATA (FSK): DATA display
Also, filter selection and DATA key settings are switchedin the following dealer mode menu.CH.02: CW FILTER OUT/INCH.03: DATA (AFSK)-SSB WIDE FILTER OUT/INCH.15: DATA (FSK)-IF FILTER FOR SSB/SSB-W/AM/CWCH.14: DATA MODE AFSK/FSK
Q35
Q30
D55 D54
Q33
Q31
Q38
D53
D52L76
TH
6
VR
4A
GC
L75
8V
RXC
SSB, AM, CW2nd IF IN
2
3
–+
–+
1 7
IC2 (1/2) IC2 (2/2)
6
5
VR6
+
++
+
+
10
11
9
8
12 6IC1
AGS AMB SMContorl unit
CAR10.695MHz
DetectorOUT
Fig. 6 S-meter and AGC circuits
CIRCUIT DESCRIPTION
TK-80
15
Item Rating
Center frequency (fo) 73.045MHz
Pass bandwidth ±7.5kHz or more at 3dB
Attenuation bandwidth ±30kHz or less at 20dB
Ripple 1dB or less
Insertion loss 2dB or less
Guaranteed attenuation 40dB or more at fo–910kHz
Terminal impedance 2kΩ±10% // L type
Temperature range –30°C~+70°C
Table 2 MCF (XF1) (L71-0432-05)
Item Rating
Nominal center frequency (fo) 10.695MHz
Pass bandwidth 6kHz or more at 6dB
Attenuation bandwidth 40kHz or less at 60dB
Ripple 2dB or less
Insertion loss 3dB or less
Guaranteed attenuation 60dB or more within fo±1MHz
Guaranteed attenuation 60dB or more within fo±40kHz
Terminal impedance 1.2kΩ±5% // 6pF±5%
Table 5 MCF (XF2) (L71-0249-05)
Item Rating
Nominal center frequency (fo) 10.695MHz
Center frequency deviation Within ±80Hz (25°C, 6dB)
Pass bandwidth 500Hz or more (6dB)
Insertion loss 5dB±2dB
Terminal impedance 1200Ω // 6pF
Table 6 MCF (L71-0283-15) YK-107C: CW (Option)
4. Transmitter Circuit ConfigurationThe audio signal from the microphone enters CN 12 of the
TX-RX unit. The signal then goes to IC9, the microphoneamplifier. After amplifying part of IC9’s output at Q54, it isdetected by D59 and applied to the ALC terminal of IC9. Thesignal gain is properly adjusted by the D/A converter IC13 andpasses through analog switch IC8, is amplified by Q50. Theamplified signal is balance-modulated with the CAR signal(10.695MHz) input from CN9 by IC4 passed through Q51,and sent to the crystal filter passing through the filter, is am-plified by Q24. The signal is CAR level adjusted by the D48pin diode, and input to the mixer.
The 62.35MHz LO2 signal from the PLL unit is input fromCN3 of the TX-RX unit, and mixed with the 10.695MHz signalwhich CAR level adjusted amplified by Q25 and Q26 to pro-duce a 73.045MHz signal. The LO1 signal from the PLL unitis input from CN2 of the TX-RX unit, and mixed with the73.045MHz signal passes through LC three-stage filter byQ27 and Q28 to generate the desired signal. The signalpasses through the band-pass filter and is amplified by Q29to produce the drive output, which goes to the final unit fromCN19.
The signal is amplified to about 100W by Q1, Q2, Q3 andQ5, Q6. Harmonic components are attenuated by the filterunit and the signal is output from the antenna connector.
In AM mode, the signal is generated by unbalancing thecarrier of SSB balance modulator IC4.
In CW mode, the signal is input to IC5 of the control unit.The sidetone monitor signal is generated by IC5, and ampli-fied by audio amplifier Q79 and IC7, and output from thespeaker. The CW control signal is output from IC5 of thecontrol unit, and input to CN14 of the TX-RX unit to switchQ25 and Q26 and generate the CW signal.
4-1. ALC circuitThe forward wave voltage detected in the final unit passes
through CN15 in the TX-RX unit, its level is potential dividingand it is applied to the differential amplifier comprising Q60and Q61. When VSF is applied to the base of Q60, the emit-ter voltage of Q60 and Q61 increases and the current flowingthrough the base of Q61 decreases; thus the collector volt-age rises. When this voltage exceeds the emitter voltage ofQ62 (about 1.8V) plus VBE (about 0.6V), the current flowsthrough the base of Q62 and the collector voltage drops.ALC time constants C and R are connected to this collector.
The collector voltage change is shifted by Q64 and D68(3.6V), and matched with the voltage for keying by Q65 andD69 to generate the ALC voltage. This ALC voltage activatesALC by lowering the second gate voltage of Q24 of the TX-RXunit (Fig. 7).
CIRCUIT DESCRIPTION
TK-80
16
4-2. Power control circuitPower is controlled by lowering the base voltage of Q61 in
the TX-RX unit. As the base voltage of Q61 decreases, theemitter voltage of Q60 and Q61 decreases. This activatesALC and reduces the power even if the base voltage (VSF) ofQ60 is low. The power change is shifted by D/A converterIC13 for changing base voltage of Q61 (Fig. 7).
4-3. Protection circuitWhen the reflected wave voltage (VSR) detected by the
filter unit rises, Q63 in TX-RX unit turns on to reduce the volt-age of the ALC time constant line. The drive is decreasedand the power is reduced to protect the final transistor.
8F+
Q64
Q60 Q61
Q62
Q65
D69
D68
D67
D71
D72
VR
14
+
+
+
VSF
VSR
Ext ALCD70
+
Q63VR12
ALC out–6V
TXBQ69Q67 Q68
AMB
IC13D/A
3
POC
Fig. 7 ALC and power control circuits
5. Digital Control CircuitThe TK-80’s digital control circuit comprises a 16-bit micro-
computer CPU IC5, a reset IC3, an EEPROM IC6. Expander I/O IC7 since there are many control signals for TX-RX unit andfilter unit, they are output to the shift register (serial to parallelconverter) in series (Fig. 8).
5-1. Power switchWith this transceiver, the power is turned on and off by
the microcomputer. When the power switch is pressed, themicrocomputer detects it and energizes, the power relay tosupply 14V to the transceiver. When the power switch ispressed to turn the transceiver off, the microcomputerchecks it a little longer than when turning the power on andde-energizes the power relay.
CIRCUIT DESCRIPTION
4-4. Temperature protectionIf the final heat sink temperature rises, Q9 in the final unit
turns on and the fan starts running at low speed and duringtransmission Q10 turns on and starts running a high speed ifthe final heat sink temperature rises further.
If this is not enough to prevent the temperature from con-tinuing to rise, the control unit CPU IC5 temperature detec-tion port THP becomes “H”, forcibly lowering the RF output.Also, if there are any fan troubles or if something happens toget entangled and prevents the fan from turning, the RF out-put is similarly forced down to prevent overheating.
TK-80
17
LCDdriver
EEPROMIC6
BufferIC8
BufferQ3~Q6
IF-232C OutsideAT
DTMFMIC SW
DTMFdecoder
IC3
Selectivecall
decoderIC1,IC2
LCD
PowerSW VR Buffer
Rotaryencoder
SW
AT, SCANMENUMODEDATA
SQLCLARI
Expand I/OIC7
SlideSW
ResetIC3
Low voltagedetection
D4,D5,Q1,Q2
S1,S3D7~D9
D12~D15
DATA BUS
EnableVCO select
Internal AT controlOutside AT control
uart rx
reset
int
int a/d a/dtimer(int)
timer(PWM)
InternalAT
AT UNIT
LCD ASSYSELECTIVE CALL UNIT
POD1,POD2
PC controlSerial/Parallel
IC4
uart
BOVR
int
FINAL UNIT
CONTROL UNIT
PLL/DDSIC500~IC502
Serial/ParallelIC10,IC15,IC16
DACIC13
SM, VSFM, VSRM
SS, KEY, KYS
a/d
TX-RX UNIT
CPUIC5
5-2. Reset circuitIC3 monitors Vcc applied to the microcomputer. If the
voltage falls below 2.15V, the IC outputs a reset signal (“L”)to the microcomputer and the CPU initializes all internal data(including memory channel No. 11 to 80). The reset signal isnot output when the power is turned on or off or 14V isturned on or off. It is output when the battery voltage levelgoes low and 14V is turned on or off.
C34 generates the signal width (td) required to reset themicrocomputer (Fig. 9).
Fig. 9 Reset circuit
Vcc67
263
7
2 1RESET
D15V
BA
1
C34
IC3Reset IC
IC5CPU
Vcc
4.35V
2.15V
RESET RESET
td
Fig. 8 Control block diagram
CIRCUIT DESCRIPTION
TK-80
18
5-3. Backup circuitThis transceiver has two kinds of data stored in the micro-
computer and EEPROM. Setting value of user and dealermenu data, such as memory channel data No. 01 to 80, isstored in the microcomputer, and memory channel data No.01 to 10 for adjustment data, is stored in the EEPROM. Tobackup the CPU a power supply is needed. If 14V is cut off,power is supplied from a lithium battery. To retain data withthe lithium battery, the microcomputer must be in backupmode. So, the backup detection circuit detects a voltagedrop in the 14V line and outputs a backup request signal tothe microcomputer (Fig. 10).
3BKC
IC5CPUD5
Q2
Q1
5C14V
D4
Fig. 10 Backup detection circuit
5-4. EEPROMAdjustment data and memory channel No. 01 to 10 stored
in the EEPROM, which consists of 256 16-bit registers. Datacan be written to and read from the EEPROM. Each time thepower is switched on, data is read from the EEPROM. Ifcorrupt data is detected, the default adjustment data is usedand memory channel is cleared. Adjustment data can bewritten into the EEPROM in servicing mode.
Memory channel is written by dealer mode (Fig. 11).
Vcc NC
NC
GN
D
CS
SK
DI
DO
81 4
5
32M
CS
MD
I33
5V
IC6EEPROM
1219
PDAPCK
IC5CPU
Fig. 11 EEPROM circuit
5-5. Busy signalThe level of the port is monitored in receive mode, and
busy indication and busy stop are performed during scan.
5-6. Encoder circuitThe encoder is a mechanical one. The waveforms of the
encoder pulses are rectified by IC1 and IC2 in the LCD as-sembly, and the number of pulses is counted by the hard-ware counter in the microcomputer (Fig. 12).
5-7. Serial interfaceThe CPU has a synchronous serial interface built in, en-
abling serial communication at the TTL level.The TK-80 can use this serial port for control via an exter-
nal personal computer or for transmission of data among twotransceiver units.
The data format is: TTL level, 8 data bit length, 1 stop bit,no parity, 9600 bps transmission speed (Fig. 13).
5-8. Key scanThe key scan consists of the six elements S0 and K0 to
K4.When the panel switch is pressed, the K0 to K4 port be-
comes “L” level and detection can be done by software.Also, through the dealer menu settings, software can be
used to set actuation enable/disable for each of the switches“SCAN”, “MENU”, “MODE” and “DATA”.
5V
EDP2
EDP1
EDP2
EDP1
15
16
12
11
IC1
IC2
6
7
CK1
CK2
IC5CPU
A
BCOM
S1Encoder
CN1CN1
CONTROL UNIT LCD ASSY
Fig. 12 Encoder circuit
IC5CPU
CONTROL UNITTX-RX UNIT
5432
TXDRXDCTSRTS
TXDRXDCTSRTS
6
342
1 5
3
2 1
98
5
4
6
5V
IC8
59
60
62
61
TXD
RXD
CTS
RTS
J1
CN4CN14
Fig. 13 Serial interface
CIRCUIT DESCRIPTION
TK-80
19
5-9. BeepThe beep signal is generated using the timer in the micro-
computer. A dot lasts about 40ms, a dash about 120ms. Theoscillation frequency is about 1.4kHz.
5-10. PLL and DDS control circuitThe TK-80 has one PLL and two DDSs. The main micro-
computer outputs frequency data to the PLL and DDSs seri-ally according to the display frequency.
5-11. TX-RX unit control signal circuitThe microcomputer sends the mode signal, IF filter select
signal, power signal, band-pass filter signal, MIC gain, andCAR level data to the TX-RX unit. It receives meter signalsand standby switch signals from the TX-RX unit, displays dataon the meters, and performs the transmit operation. Theoutput signal from the microcomputer goes to the serial-to-parallel converter IC16, IC15 and IC10, D/A converter IC13(Fig. 14).
171819202122
FEN2VEN1UCKUDAFEN1
FEN3FEN2VEN1UCKUDA
FEN1
FEN3
VEN1FEN1FEN2FEN3
CN14CN4
B8B7B6B5UDAUCKRES5V
B1B2B3B4NC
FEN1EN
GND16
9 8
1
DATA
VssNC
CLKLCKQ0Q1Q2Q3Q4
SO
VddOE
Q11Q10Q9Q8Q7Q6Q5
DATA
VssNC
CLKLCKQ0Q1Q2Q3Q4
SO
VddOE
Q11Q10Q9Q8Q7Q6Q5
VO2
VI1VO1
VI2VDDVEN1UCKUDAVI3VO3VO4VI4
VO7
VI8VO8
VI7GND
RESETVDA
DOVI6
VO6VO5VI5
10
10
1
1
12 13
24
20
11
11
1 20
5V5V
5V
5V
5V
IC16Serial/Parallel
IC15Serial/Parallel
IC10Serial/Parallel
MMU2MMU1ABKVCASPMU
AIPPLRBKNBS
UDAUCK
FEN3AM
SCB
VOXS
UDAUCK
FEN2IF1IF2IF3IF4
AGS
SSB, CW mode signalAM mode signal
MIC mute 2MIC mute 1AF blankingVCA singalPower OFF AF blanking
VOX signal
AIP signalPower meter gain signalRF balnking signalNB signal
5-12. Final unit control signalThe transmission LPF section signal and KAT-2 control sig-
nal to the final unit are output as serial data (Fig. 15).
5-13. AT unit control signalConcerning the preset AT, based on the KAT-2 installation
signal (ATI), variable condenser position data (POD1, POD2)and preset position data, the CPU controls the variable con-denser drive motor rotation direction and rotation speed, us-ing feedback control to ensure it stops at preset positions.The tap signal from the tuning circuit is synthesized from thetransmit LPF selection signal from the final unit.
The KAT-2 does not tune below 2.0MHz, forcibly enteringthe AT-through mode (Fig. 16).
D48 PIN diode Diode of 10.695MHz level variability
D49 Reverse flow
prevention
D50,51 Switching ON in transmit
D52,53 Detection SSB, CW envelope detection
D54 Detection AM envelope detection
D55 Detection AGC squelch detection
D56 Switching ON in transmit
D59 Detection Detection of MIC amplifier output
D60,61,63 Reverse flow
prevention
D64 Rectification DC/DC converter
D65 Zener diode For constant voltage
D66 Surge absorption Protect for transistor of linear
amplifier control
D67 LED Voltage limiting
D68 Zener diode 3.6V voltage shift
D69,70 Reverse flow
prevention
COMPONENTS DESCRIPTION
Ref. No. Use / Function Operation / Condition
D71 Zener diode 12V voltage shift
D72,73 Reverse flow
prevention
D75 Zener diode Reduce the output power when
power supply voltage drop
D76,79 Reverse flow
prevention
D80 Zener diode Reduce the output power when
power supply voltage drop
D81~87 Reverse flow
prevention
D88 Zener diode Over voltage protection
D500,501 Switching DDS register selection
D502 Vari-cap VCO1
D503 Switching VCO1 output
D504 Vari-cap VCO2
D505 Switching VCO2 output
D506 Vari-cap VCO3
D507 Switching VCO3 output
D800 Detection Noise detection
D900~902 Reverse flow
prevention
TK-80
30
PARTS LIST New Parts. indicates safety critical components.Parts without Parts No. are not supplied.Les articles non mentionnes dans le Parts No. ne sont pas fournis.Teile ohne Parts No. werden nicht geliefert.
L : Scandinavia K : USA P : CanadaY : PX (Far East, Hawaii) T : England E : EuropeY : AAFES (Europe) X : Australia M : Other Areas
TK-80 (Y52-3210-21)
FINAL UNIT (X45-3520-21)
Ref. No. Address Parts No. Description Desti-nation
Newparts Ref. No. Address Parts No. Description Desti-
B 2A N10-2070-46 HEXAGON NUT (ENCODER)A 2B N15-1040-46 FLAT WASHERC 2A N32-3006-46 FLAT HEAD MACHINE SCREWD 1A,3A N33-3006-45 OVAL HEAD MACHINE SCREWE 1A N35-3018-46 BINDING HEAD MACHINE SCREW
F 2B N35-4010-46 BINDING HEAD MACHINE SCREWG 3A N67-3005-46 PAN HEAD SEMS SCREWH 1B N68-3008-46 PAN HEAD SEMS SCREWJ 1B,3B N87-3006-46 BRAZIER HEAD TAPTITE SCREWK 1B N87-3008-46 BRAZIER HEAD TAPTITE SCREW
M 2A N90-2605-45 TP HEAD MACHINE SCREWN 3B N91-3010-46 TP HEAD TAPPING SCREW
C1 CK73FB1E103K CHIP C 0.010UF KC2 CK73FB1H102K CHIP C 1000PF KC3 CK73FB1E104K CHIP C 0.10UF KC4 CC73FSL1H821J CHIP C 820PF JC5 CK73FB1E103K CHIP C 0.010UF K
C6 CK73FB1E104K CHIP C 0.10UF KC7 CK73FB1H102K CHIP C 1000PF KC8 CK73FB1E104K CHIP C 0.10UF KC9 CK73FB1H102K CHIP C 1000PF KC10 CK73FB1E104K CHIP C 0.10UF K
C11 CE04EW1C100M ELECTRO 10UF 16WVC12 CK73FB1E104K CHIP C 0.10UF KC13,14 CK73FB1E103K CHIP C 0.010UF KC15 CK73FB1H102K CHIP C 1000PF KC16 C90-2193-05 ELECTRO 39UF 25WV
C17 CE04EW1C100M ELECTRO 10UF 16WVC18 CC45FSL2H221JN CERAMIC 220PF JC19,20 CK73FB1E104K CHIP C 0.10UF KC21 CK73FB1H472K CHIP C 4700PF KC22 CM73F2H102J CHIP C 1000PF J
C23 CK73FB1E104K CHIP C 0.10UF KC24,25 C91-1004-05 CHIP C 6800PF JC26 CK73FB1H102K CHIP C 1000PF KC27 CM73F2H561J CHIP C 560PF JC28 CK73FB1E104K CHIP C 0.10UF K
C29 CM73F2H122J CHIP C 1200PF JC30 CC45FSL2H151JN CERAMIC 150PF JC31 CK73FB1E104K CHIP C 0.10UF KC32 C90-2194-05 ELECTRO 220UF 25WVC33,34 CK73FB1E103K CHIP C 0.010UF K
C35 CE04EW1E471M ELECTRO 470UF 25WVC36 CK73FB1E103K CHIP C 0.010UF KC37 CK73FB1E104K CHIP C 0.10UF KC38 CK73FB1E103K CHIP C 0.010UF KC39 CK73FB1H102K CHIP C 1000PF K
C40-43 CK73FB1E104K CHIP C 0.10UF KC44 CK73FB1E103K CHIP C 0.010UF KC45,46 CE04EW1E100M ELECTRO 10UF 25WVC47 CE04EW1E102M ELECTRO 1000UF 25WVC48 CK73FB1E104K CHIP C 0.10UF K
C49,50 CE04EW1E100M ELECTRO 10UF 25WVC51,52 CK73FB1E104K CHIP C 0.10UF KC53,54 CK73FB1E103K CHIP C 0.010UF KC55 CC73FSL1H221J CHIP C 220PF JC56 CC73FCH1H101J CHIP C 100PF J
TK-80
FINAL UNIT (X45-3520-21)
TK-80
31
PARTS LIST
Ref. No. Address Parts No. Description Desti-nation
Newparts Ref. No. Address Parts No. Description Desti-
nationNewparts
C57 CC45FCH2H030CN CERAMIC 3.0PF CC58 CC73FCH1H560J CHIP C 56PF JC59 CK73FB1E103K CHIP C 0.010UF KC60 CC73FSL1H221J CHIP C 220PF JC62 CK73FB1E104K CHIP C 0.10UF K
C63 CC73FCH1H680J CHIP C 68PF JC64 CC73FCH1H121J CHIP C 120PF JC65 CC73FCH1H560J CHIP C 56PF JC66-74 CK73FB1H102K CHIP C 1000PF KC75 CK73FB1E103K CHIP C 0.010UF K
C76 CK73FB1E104K CHIP C 0.10UF KC77 CE04EW1E102M ELECTRO 1000UF 25WVC78 CK73FB1E104K CHIP C 0.10UF KC79-81 CK73FB1H102K CHIP C 1000PF KC84 CK73FB1E103K CHIP C 0.010UF K
Q19-21 DTB143EK DIGITAL TRANSISTORTH1 10KD-5 THERMISTOR
- 212-1021-05 INSULATING TUBE
C1-6 CK73GB1H102K CHIP C 1000PF KC7,8 CC73GCH1H101J CHIP C 100PF JC9-19 CK73GB1H102K CHIP C 1000PF KC20,21 CK73GF1E104Z CHIP C 0.10UF ZC22 C92-0009-05 CHIP-TAN 4.7UF 10WV
C23 CK73GF1E104Z CHIP C 0.10UF ZC24,25 CK73GB1H102K CHIP C 1000PF KC26 C92-0009-05 CHIP-TAN 4.7UF 10WVC27-32 CK73GB1H102K CHIP C 1000PF KC33 CK73FF1C105Z CHIP C 1.0UF Z
C34 CK73GF1E104Z CHIP C 0.10UF ZC35 CK73GB1E223K CHIP C 0.022UF KC36 CK73GB1H103K CHIP C 0.010UF KC37 C92-0009-05 CHIP-TAN 4.7UF 10WVC38,39 CK73GB1H102K CHIP C 1000PF K
C40-44 CK73GF1E104Z CHIP C 0.10UF ZC45 CK73GB1H102K CHIP C 1000PF KC46,47 CK73GF1E104Z CHIP C 0.10UF ZC48-52 CK73GB1H102K CHIP C 1000PF KC53 CK73FF1C105Z CHIP C 1.0UF Z
C54 CK73GF1E104Z CHIP C 0.10UF ZC55,56 CC73GCH1H330J CHIP C 33PF JC57-69 CK73GB1H102K CHIP C 1000PF KC70 CK73GB1H103K CHIP C 0.010UF KC72-74 CK73GB1H102K CHIP C 1000PF K
C75-79 CK73GB1H103K CHIP C 0.010UF KC80 CK73GB1H102K CHIP C 1000PF KC81 CK73GB1H103K CHIP C 0.010UF KC82 CK73GB1H102K CHIP C 1000PF KC84 CK73GB1H103K CHIP C 0.010UF K
C85-87 CK73GB1H102K CHIP C 1000PF KC88-93 CK73GB1H103K CHIP C 0.010UF KC94,95 CK73GF1E104Z CHIP C 0.10UF ZC96-103 CK73GB1H102K CHIP C 1000PF KC104-106 CK73GB1H103K CHIP C 0.010UF K
C107 CK73GF1E104Z CHIP C 0.10UF ZC108 CK73GB1H103K CHIP C 0.010UF KC110 CK73GB1H102K CHIP C 1000PF KC111 CK73GB1H103K CHIP C 0.010UF K
IC6 AT93C66A10SU27 ROM ICIC7 UPD71055GB-3B4 MOS-ICIC8 SN74ALS04BNS MOS-ICQ1 DTC143TK DIGITAL TRANSISTORQ2 DTA143EK DIGITAL TRANSISTOR
Q3 DTC143EK DIGITAL TRANSISTORQ4 DTA143EK DIGITAL TRANSISTORQ5 DTC143EK DIGITAL TRANSISTORQ6 DTA143EK DIGITAL TRANSISTORQ7 DTC143EK DIGITAL TRANSISTOR
D45 B30-2001-05 LED (RED)D67 B30-2001-05 LED (RED)
C1 CC73GCH1H470J CHIP C 47PF JC2 CC73FCH1H070D CHIP C 7.0PF DC3 CC73GCH1H390J CHIP C 39PF JC6 CK73EB1H104K CHIP C 0.10UF KC7 CK73FB1H103K CHIP C 0.010UF K
C8 CK73FF1E104Z CHIP C 0.10UF ZC9 CK73FF1C105Z CHIP C 1.0UF ZC10 CE04EW1E4R7M ELECTRO 4.7UF 25WVC11 CK73GB1H103K CHIP C 0.010UF KC12 CK73FB1H182K CHIP C 1800PF K
C13 CK73FF1E104Z CHIP C 0.10UF ZC14 CK73GB1H472K CHIP C 4700PF KC15 CK73FB1H182K CHIP C 1800PF KC16 CK73GB1H222K CHIP C 2200PF KC17 CK73GB1H472K CHIP C 4700PF K
C18 CK73GB1H222K CHIP C 2200PF KC19 CK73FB1E104K CHIP C 0.10UF KC20 CK73GB1H103K CHIP C 0.010UF KC21 CK73FF1C105Z CHIP C 1.0UF ZC22 CK73GB1H392K CHIP C 3900PF K
C23 CK73FF1E104Z CHIP C 0.10UF ZC24-26 CK73GB1H102K CHIP C 1000PF KC27 CK73GB1H392K CHIP C 3900PF KC28 CK73FF1E104Z CHIP C 0.10UF ZC29 CK73GB1H182K CHIP C 1800PF K
C30 CK73FF1E104Z CHIP C 0.10UF ZC31 CK73GB1H102K CHIP C 1000PF KC32 CC73GCH1H391J CHIP C 390PF JC33 CK73GB1H102K CHIP C 1000PF K
CONTROL UNIT (X53-3570-21)
TX-RX UNIT (X57-4660-21)
TX-RX UNIT (X57-4660-21)
TK-80
34
PARTS LIST
Ref. No. Address Parts No. Description Desti-nation
Newparts Ref. No. Address Parts No. Description Desti-
nationNewparts
C34 CK73GB1H182K CHIP C 1800PF KC35 CK73FF1E104Z CHIP C 0.10UF ZC36 CK73GB1H102K CHIP C 1000PF KC37 CK73FF1E104Z CHIP C 0.10UF ZC38 CK73GB1H102K CHIP C 1000PF K
C39 CC73GCH1H271J CHIP C 270PF JC40,41 CK73GB1H102K CHIP C 1000PF KC42 CK73FF1E104Z CHIP C 0.10UF ZC43 CK73GB1H821K CHIP C 820PF KC44 CK73FF1E104Z CHIP C 0.10UF Z
C45 CK73GB1H102K CHIP C 1000PF KC46 CC73GCH1H121J CHIP C 120PF JC47 CK73GB1H102K CHIP C 1000PF KC48 CK73GB1H821K CHIP C 820PF KC49 CK73FF1E104Z CHIP C 0.10UF Z
C50 CK73GB1H681K CHIP C 680PF KC51 CK73FF1E104Z CHIP C 0.10UF ZC52 CK73GB1H102K CHIP C 1000PF KC53 CC73GCH1H820J CHIP C 82PF JC54 CK73GB1H102K CHIP C 1000PF K
C55 CK73GB1H681K CHIP C 680PF KC56 CK73FF1E104Z CHIP C 0.10UF ZC57 CC73GCH1H331J CHIP C 330PF JC58 CK73FF1E104Z CHIP C 0.10UF ZC59 CK73GB1H102K CHIP C 1000PF K
C60 CC73GCH1H680J CHIP C 68PF JC61 CK73GB1H102K CHIP C 1000PF KC62 CC73GCH1H331J CHIP C 330PF JC63 CK73FF1E104Z CHIP C 0.10UF ZC64 CC73GCH1H221J CHIP C 220PF J
C65 CK73FF1E104Z CHIP C 0.10UF ZC66 CK73GB1H102K CHIP C 1000PF KC67 CC73GCH1H470J CHIP C 47PF JC68 CK73GB1H102K CHIP C 1000PF KC69 CC73GCH1H221J CHIP C 220PF J
C70 CK73FF1E104Z CHIP C 0.10UF ZC71 CC73GCH1H680J CHIP C 68PF JC72 CC73GCH1H060D CHIP C 6.0PF DC73 CC73FCH1H151J CHIP C 150PF JC74 CC73GCH1H180J CHIP C 18PF J
C75 CC73GCH1H680J CHIP C 68PF JC76,77 CK73FF1E104Z CHIP C 0.10UF ZC78 CK73FB1H102K CHIP C 1000PF KC79-81 CK73FF1E104Z CHIP C 0.10UF ZC82 CK73FB1H471K CHIP C 470PF K
C83 CK73GB1H103K CHIP C 0.010UF KC84 CC73FCH1H220J CHIP C 22PF JC85 CK73FF1E104Z CHIP C 0.10UF ZC86 CK73GB1C104K CHIP C 0.10UF KC87 CK73FF1E104Z CHIP C 0.10UF Z
C88 CK73GB1H103K CHIP C 0.010UF KC89-91 CK73FF1E104Z CHIP C 0.10UF ZC92 CC73GCH1H020C CHIP C 2.0PF CC93 CC73FCH1H030C CHIP C 3.0PF CC94 CC73FCH1H010C CHIP C 1.0PF C
C95 CC73GCH1H100D CHIP C 10PF DC96 CC73FCH1H101J CHIP C 100PF JC97 CK73FF1E104Z CHIP C 0.10UF ZC98,99 CK73GB1H103K CHIP C 0.010UF KC100 CC73FCH1H010C CHIP C 1.0PF C
C101 CC73FCH1H060D CHIP C 6.0PF DC102-104 CK73GB1H103K CHIP C 0.010UF KC105 CK73FB1H103K CHIP C 0.010UF KC106 CK73FB1H471K CHIP C 470PF KC107 CK73FB1H103K CHIP C 0.010UF K
C108 CK73GB1H103K CHIP C 0.010UF KC109 CK73GB1H471K CHIP C 470PF KC110 CK73GB1H103K CHIP C 0.010UF KC111 CC73FCH1H270J CHIP C 27PF JC112 CK73GB1H103K CHIP C 0.010UF K
C114 CK73GB1H102K CHIP C 1000PF KC115 CK73FF1C105Z CHIP C 1.0UF ZC116 CK73FB1H103K CHIP C 0.010UF KC117 CC73GCH1H200J CHIP C 20PF JC118 CK73GB1H103K CHIP C 0.010UF K
C119 CK73FB1H103K CHIP C 0.010UF KC120 CC73GCH1H100D CHIP C 10PF DC121 CC73GCH1H020C CHIP C 2.0PF CC122-124 CK73GB1H103K CHIP C 0.010UF KC125 CK73FB1H103K CHIP C 0.010UF K
C126 CK73FF1E104Z CHIP C 0.10UF ZC127,128 CK73GB1H103K CHIP C 0.010UF KC129 CK73FB1H103K CHIP C 0.010UF KC130-133 CK73GB1H103K CHIP C 0.010UF KC134 CK73FB1H103K CHIP C 0.010UF K
C135,136 CK73GB1H103K CHIP C 0.010UF KC140-142 CC73GCH1H100D CHIP C 10PF DC146,147 CK73FB1H103K CHIP C 0.010UF KC148 CC73FCH1H040C CHIP C 4.0PF CC149 CC73FCH1H200J CHIP C 20PF J
C151-154 CK73FB1H103K CHIP C 0.010UF KC155 CC73FCH1H030C CHIP C 3.0PF CC157-160 CK73FB1H103K CHIP C 0.010UF KC161 CC73FCH1H030C CHIP C 3.0PF CC163-166 CK73FB1H103K CHIP C 0.010UF K
C167 CC73FCH1H040C CHIP C 4.0PF CC168 CC73FCH1H030C CHIP C 3.0PF CC169,170 CK73FB1H103K CHIP C 0.010UF KC171 CK73GB1H103K CHIP C 0.010UF KC172 CK73FF1C474Z CHIP C 0.47UF Z
C173 CK73FF1E104Z CHIP C 0.10UF ZC174 CK73GB1H103K CHIP C 0.010UF KC175 CK73FF1E104Z CHIP C 0.10UF ZC176 CK73GF1E473Z CHIP C 0.047UF ZC177 CK73FB1H103K CHIP C 0.010UF K
C178-180 CK73GB1H103K CHIP C 0.010UF KC181 CK73FB1H471K CHIP C 470PF KC182-184 CK73GB1H103K CHIP C 0.010UF KC185 CC73GCH1H050C CHIP C 5.0PF CC186 CK73FB1H332K CHIP C 3300PF K
C187 CK73FB1H103K CHIP C 0.010UF KC188 CC73GCH1H200J CHIP C 20PF JC189,190 CK73GB1H103K CHIP C 0.010UF KC191 CK73FB1H103K CHIP C 0.010UF KC192 CK73GB1H103K CHIP C 0.010UF K
C193 CC73FUJ1H080D CHIP C 8.0PF DC194,195 CK73FB1H103K CHIP C 0.010UF KC196 CK73GB1H103K CHIP C 0.010UF KC197 CC73FCH1H010C CHIP C 1.0PF CC198 CK73FB1H103K CHIP C 0.010UF K
TX-RX UNIT (X57-4660-21)
TK-80
35
PARTS LIST
Ref. No. Address Parts No. Description Desti-nation
Newparts Ref. No. Address Parts No. Description Desti-
nationNewparts
C199 CK73GB1H471K CHIP C 470PF KC201,202 CK73GB1H103K CHIP C 0.010UF KC203 CC73FUJ1H080D CHIP C 8.0PF DC204 CC73FCH1H010C CHIP C 1.0PF CC205 CC73FCH1H0R5C CHIP C 0.5PF C
C206,207 CK73GB1H103K CHIP C 0.010UF KC208-210 CK73FF1E104Z CHIP C 0.10UF ZC211 CE04EW1C100M ELECTRO 10UF 16WVC212-215 CK73FF1E104Z CHIP C 0.10UF ZC216 CE04EW1C100M ELECTRO 10UF 16WV
C217,218 CK73FF1E104Z CHIP C 0.10UF ZC219 CK73FB1H103K CHIP C 0.010UF KC220 CK73GB1H103K CHIP C 0.010UF KC222 CK73FB1H103K CHIP C 0.010UF KC224 CK73GB1H103K CHIP C 0.010UF K
C225 CC73FCH1H470J CHIP C 47PF JC227,228 CK73GB1H103K CHIP C 0.010UF KC230-232 CK73GB1H103K CHIP C 0.010UF KC233 CK73GB1H392K CHIP C 3900PF KC234 CK73GB1E123K CHIP C 0.012UF K
C235 CK73GB1H332K CHIP C 3300PF KC236 CK73FF1C105Z CHIP C 1.0UF ZC237 CK73GB1H103K CHIP C 0.010UF KC238 CK73FB1H103K CHIP C 0.010UF KC239 CC73GCH1H100D CHIP C 10PF D
C240 CC73GCH1H030C CHIP C 3.0PF CC241 CC73GCH1H221J CHIP C 220PF JC242 CK73GB1H103K CHIP C 0.010UF KC243 CK73GF1E333Z CHIP C 0.033UF ZC244 CK73FF1C105Z CHIP C 1.0UF Z
C245 CC73FCH1H470J CHIP C 47PF JC246 CC73FCH1H221J CHIP C 220PF JC252,253 CK73GB1H103K CHIP C 0.010UF KC254 CE04EW1A101M ELECTRO 100UF 10WVC255,256 CE04EW1C100M ELECTRO 10UF 16WV
C273 CE04EW1HR22M ELECTRO 0.22UF 50WVC274 CE04EW1H4R7M ELECTRO 4.7UF 50WVC275,276 CK73GB1H103K CHIP C 0.010UF KC277 CK73GF1E333Z CHIP C 0.033UF ZC279 CK73GB1H822K CHIP C 8200PF K
C280 CK73GF1E104Z CHIP C 0.10UF ZC281 CK73GB1H332K CHIP C 3300PF KC282 CE04EW1C220M ELECTRO 22UF 16WVC283 CE04EW1C100M ELECTRO 10UF 16WVC284 CK73GF1E104Z CHIP C 0.10UF Z
C286,287 CK73FF1C105Z CHIP C 1.0UF ZC288 CC73GCH1H050C CHIP C 5.0PF CC289 CE04EW1E4R7M ELECTRO 4.7UF 25WVC290-293 CK73GB1H103K CHIP C 0.010UF KC294 CE04EW1C220M ELECTRO 22UF 16WV
C295 CK73GB1H103K CHIP C 0.010UF KC296 CK73FB1H103K CHIP C 0.010UF KC297 CK73GB1H103K CHIP C 0.010UF KC303 CK73GB1H472K CHIP C 4700PF KC304 CK73FB1E104K CHIP C 0.10UF K
C305 CE04EW1C470M ELECTRO 47UF 16WVC306 CK73FB1E104K CHIP C 0.10UF KC307 CK73FB1H103K CHIP C 0.010UF KC308 CE04EW1C101M ELECTRO 100UF 16WVC309 CK73GB1H471K CHIP C 470PF K
C310 CE04EW1C470M ELECTRO 47UF 16WVC311 CK73GB1H222K CHIP C 2200PF KC312 CK73FB1H103K CHIP C 0.010UF KC313 CE04EW1C471M ELECTRO 470UF 16WVC314 CK73GB1H102K CHIP C 1000PF K
C323 CS77AA1A2R2M CHIP-TAN 2.2UF 10WVC324 CE04EW1E4R7M ELECTRO 4.7UF 25WVC325 CK73GB1H222K CHIP C 2200PF KC326 CE04EW1H2R2M ELECTRO 2.2UF 50WVC327 CK73GB1H103K CHIP C 0.010UF K
C328 CK73FF1E104Z CHIP C 0.10UF ZC330 CK73FB1H222K CHIP C 2200PF KC331 CK73FB1H332K CHIP C 3300PF KC332 CE04EW1C470M ELECTRO 47UF 16WVC333 CK73FB1H103K CHIP C 0.010UF K
C346 CK73GB1H103K CHIP C 0.010UF KC347 CC73GCH1H101J CHIP C 100PF JC348 CK73GB1H103K CHIP C 0.010UF KC349 CE04EW1C100M ELECTRO 10UF 16WVC350 CE04EW1E4R7M ELECTRO 4.7UF 25WV
C351 CE04EW1H010M ELECTRO 1.0UF 50WVC352,353 CK73GB1H102K CHIP C 1000PF KC354 CK73GF1E473Z CHIP C 0.047UF ZC355 CK73GB1H102K CHIP C 1000PF KC356,357 CK73FF1E104Z CHIP C 0.10UF Z
C360-365 CC73FCH1H470J CHIP C 47PF JC366,367 CK73GB1H102K CHIP C 1000PF KC368-372 CK73GB1H103K CHIP C 0.010UF KC373,374 CC73GCH1H101J CHIP C 100PF JC376,377 CK73FB1H102K CHIP C 1000PF K
C378,379 CK73GB1H103K CHIP C 0.010UF KC380-383 CK73GB1H102K CHIP C 1000PF KC384,385 CC73FUJ1H080D CHIP C 8.0PF DC386 CK73GF1E473Z CHIP C 0.047UF ZC387,388 CE04EW1C100M ELECTRO 10UF 16WV
TX-RX UNIT (X57-4660-21)
TK-80
36
PARTS LIST
Ref. No. Address Parts No. Description Desti-nation
Newparts Ref. No. Address Parts No. Description Desti-
C402 CE04EW1C470M ELECTRO 47UF 16WVC403 CK73FB1H103K CHIP C 0.010UF KC404 CK73GB1H102K CHIP C 1000PF KC406 CK73GB1H222K CHIP C 2200PF KC407 CK73GB1E223K CHIP C 0.022UF K
C408,409 CK73GB1H103K CHIP C 0.010UF KC411,412 CK73FF1C105Z CHIP C 1.0UF ZC413 CC73FCH1H330J CHIP C 33PF JC500,501 CK73GB1H103K CHIP C 0.010UF KC504,505 CC73FCH1H270J CHIP C 27PF J
C506,507 CK73GB1H103K CHIP C 0.010UF KC508 CK73FF1C105Z CHIP C 1.0UF ZC510,511 CC73FCH1H270J CHIP C 27PF JC512,513 CK73GB1H102K CHIP C 1000PF KC514 CK73GB1H103K CHIP C 0.010UF K
C515,516 CC73GCH1H470J CHIP C 47PF JC517 CC73GCH1H330J CHIP C 33PF JC518 CC73GCH1H060D CHIP C 6.0PF DC519 CC73GCH1H470J CHIP C 47PF JC520 CC73GCH1H110J CHIP C 11PF J
C522 CK73GB1H103K CHIP C 0.010UF KC523 CE04EW1A221M ELECTRO 220UF 10WVC524 CK73FB1H103K CHIP C 0.010UF KC526 CE04EW1C470M ELECTRO 47UF 16WVC527 CK73GB1H103K CHIP C 0.010UF K
C528,529 CS77BA1C010M CHIP-TAN 1.0UF 16WVC530 CK73FB1H103K CHIP C 0.010UF KC531 CE04EW1C470M ELECTRO 47UF 16WVC532 CC73GCH1H101J CHIP C 100PF JC533 CC73GCH1H331J CHIP C 330PF J
C534 CK73GB1H103K CHIP C 0.010UF KC535 CC73GCH1H101J CHIP C 100PF JC536,537 CK73GB1H103K CHIP C 0.010UF KC538 CC73GCH1H020C CHIP C 2.0PF CC539 CC73GCH1H030C CHIP C 3.0PF C
C540 CC73GCH1H020C CHIP C 2.0PF CC541 CC73GCH1H1R5C CHIP C 1.5PF CC542,543 CC73GCH1H270J CHIP C 27PF JC544 CK73FB1H103K CHIP C 0.010UF KC545,546 CK73GB1H103K CHIP C 0.010UF K
C549 CK73GB1H102K CHIP C 1000PF KC550 CK73GB1H103K CHIP C 0.010UF KC551 CK73GB1H102K CHIP C 1000PF KC552 CC73GCH1H070D CHIP C 7.0PF DC553,554 CC73GCH1HR75C CHIP C 0.75PF C
C555 CC73GCH1H070D CHIP C 7.0PF DC557 CE04EW1H2R2M ELECTRO 2.2UF 50WVC558 CK73FB1H102K CHIP C 1000PF KC559 CC73GCH1H181J CHIP C 180PF JC560 CC73GCH1H100D CHIP C 10PF D
C561 CC73GCH1H221J CHIP C 220PF JC562 CC73GCH1H220J CHIP C 22PF JC563 CC73GCH1H151J CHIP C 150PF JC564,565 CK73FB1H103K CHIP C 0.010UF KC566 CK73GF1E104Z CHIP C 0.10UF Z
C570 CC73GCH1H470J CHIP C 47PF JC571 CK73GB1H561K CHIP C 560PF KC572 CC73GCH1H470J CHIP C 47PF JC573 CC73GCH1H151J CHIP C 150PF JC574 CC73GCH1H680J CHIP C 68PF J
C575 CC73GCH1H270J CHIP C 27PF JC576 CC73GCH1H330J CHIP C 33PF JC577 CC73GCH1H101J CHIP C 100PF JC578 CC73GCH1H100D CHIP C 10PF DC579 CC73GCH1H220J CHIP C 22PF J
C580,581 CK73GB1H103K CHIP C 0.010UF KC584 CK73GB1H102K CHIP C 1000PF KC585-587 CK73GB1H103K CHIP C 0.010UF KC588 CK73GB1H102K CHIP C 1000PF KC589 CK73FB1H103K CHIP C 0.010UF K
C590,591 CC73GCH1H270J CHIP C 27PF JC592 CK73GB1H103K CHIP C 0.010UF KC594 CK73GB1H103K CHIP C 0.010UF KC595 CC73FCH1H070D CHIP C 7.0PF DC596 CC73FCH1H220J CHIP C 22PF J
C597 CK73FB1H102K CHIP C 1000PF KC598 CC73FCH1H220J CHIP C 22PF JC599 CK73FB1H103K CHIP C 0.010UF KC600 CC73GCH1H030C CHIP C 3.0PF CC601 CK73FB1H103K CHIP C 0.010UF K
C602 CK73GB1H102K CHIP C 1000PF KC603 CK73GB1H103K CHIP C 0.010UF KC604,605 CK73GB1H102K CHIP C 1000PF KC606 CK73GB1H103K CHIP C 0.010UF KC607 CK73GB1H102K CHIP C 1000PF K
C608 CK73FB1H103K CHIP C 0.010UF KC609 CK73GB1H102K CHIP C 1000PF KC610 CC73FCH1H330J CHIP C 33PF JC611 CC73FCH1H060D CHIP C 6.0PF DC612 CC73FCH1H680J CHIP C 68PF J
C614 CE04EW1H2R2M ELECTRO 2.2UF 50WVC615 CK73FB1H102K CHIP C 1000PF KC616 CC73GCH1H181J CHIP C 180PF JC617 CC73GCH1H100D CHIP C 10PF DC618 CC73GCH1H221J CHIP C 220PF J
C619 CC73GCH1H220J CHIP C 22PF JC620 CC73GCH1H151J CHIP C 150PF JC621 CK73GB1H103K CHIP C 0.010UF KC623-625 CK73GB1H103K CHIP C 0.010UF KC626 CK73FB1H103K CHIP C 0.010UF K
C627 CK73GF1E104Z CHIP C 0.10UF ZC629 CK73GB1H103K CHIP C 0.010UF KC630 CC73GCH1H220J CHIP C 22PF JC632 CK73GB1E223K CHIP C 0.022UF KC633 CC73GCH1H101J CHIP C 100PF J
C634,635 CK73FB1H103K CHIP C 0.010UF KC636 CE04EW1C100M ELECTRO 10UF 16WVC637 CC73FCH1H100D CHIP C 10PF DC638 CC73FCH1H390J CHIP C 39PF JC639 CC73FCH1H151J CHIP C 150PF J
C640 CC73FCH1H390J CHIP C 39PF JC641 CK73FB1H103K CHIP C 0.010UF KC642 CC73FCH1H050C CHIP C 5.0PF CC643,644 CK73FB1H103K CHIP C 0.010UF KC645 CK73FB1H102K CHIP C 1000PF K
TX-RX UNIT (X57-4660-21)
TK-80
37
PARTS LIST
Ref. No. Address Parts No. Description Desti-nation
Newparts Ref. No. Address Parts No. Description Desti-
nationNewparts
C646 CK73FB1H103K CHIP C 0.010UF KC647 CK73FB1H102K CHIP C 1000PF KC648,649 CK73FB1H103K CHIP C 0.010UF KC650 CE04EW1C100M ELECTRO 10UF 16WVC651,652 CC73GCH1H150J CHIP C 15PF J
C653-659 CC73FCH1H221J CHIP C 220PF JC660 CK73GB1H103K CHIP C 0.010UF KC663 CC73FCH1H221J CHIP C 220PF JC668 CK73FB1H223K CHIP C 0.022UF KC669 CE04EW1A221M ELECTRO 220UF 10WV
C670 CK73FB1H103K CHIP C 0.010UF KC671 CC73GCH1H390J CHIP C 39PF JC672 CK73FB1H102K CHIP C 1000PF KC673 CC73GCH1H150J CHIP C 15PF JC674 CK73GB1H102K CHIP C 1000PF K
C675 CC73GCH1H090D CHIP C 9.0PF DC676 CC73GCH1H100D CHIP C 10PF DC677 CC73GCH1H180J CHIP C 18PF JC678,679 CK73GB1H102K CHIP C 1000PF KC680 CC73GCH1H050C CHIP C 5.0PF C
C681 CC73GCH1H330J CHIP C 33PF JC682 CK73FB1H102K CHIP C 1000PF KC683 CC73GCH1H100D CHIP C 10PF DC684 CK73GB1H102K CHIP C 1000PF KC685 CC73GCH1H070D CHIP C 7.0PF D
C686 CC73GCH1H090D CHIP C 9.0PF DC687 CC73GCH1H160J CHIP C 16PF JC688,689 CK73GB1H102K CHIP C 1000PF KC690 CC73GCH1H050C CHIP C 5.0PF CC691 CC73GCH1H200J CHIP C 20PF J
C692 CK73FB1H102K CHIP C 1000PF KC693 CC73GCH1H100D CHIP C 10PF DC694 CK73GB1H102K CHIP C 1000PF KC695 CC73GCH1H050C CHIP C 5.0PF CC696 CC73GCH1H080D CHIP C 8.0PF D
C697 CC73GCH1H120J CHIP C 12PF JC698,699 CK73GB1H102K CHIP C 1000PF KC700 CC73GCH1H050C CHIP C 5.0PF CC701-704 CK73GB1H102K CHIP C 1000PF KC705 CC73GCH1H391J CHIP C 390PF J
C706 CC73GCH1H270J CHIP C 27PF JC707 CK73FB1H103K CHIP C 0.010UF KC709 CC73GCH1H180J CHIP C 18PF JC710 CK73FB1H102K CHIP C 1000PF KC711 CK73GB1H103K CHIP C 0.010UF K
C712 C92-0001-05 CHIP-TAN 0.1UF 35WVC713 CC73GCH1H020C CHIP C 2.0PF CC714 CK73FB1H103K CHIP C 0.010UF KC715 CK73GB1H102K CHIP C 1000PF KC800 CK73FB1H103K CHIP C 0.010UF K
C801 CC73GCH1H060D CHIP C 6.0PF DC802 CK73GB1H103K CHIP C 0.010UF KC804 CK73GB1H103K CHIP C 0.010UF KC805 C92-0003-05 CHIP-TAN 0.47UF 25WVC806,807 CK73FB1H103K CHIP C 0.010UF K
C808 C92-0003-05 CHIP-TAN 0.47UF 25WVC810 CK73FB1H103K CHIP C 0.010UF KC811 CK73GB1H102K CHIP C 1000PF KC812 CC73GCH1H100D CHIP C 10PF DC813,814 CK73GB1H103K CHIP C 0.010UF K
C815,816 CK73FB1H103K CHIP C 0.010UF KC817 CS77BA1C010M CHIP-TAN 1.0UF 16WVC818 CE04EW1A101M ELECTRO 100UF 10WVC819 CK73FB1H103K CHIP C 0.010UF KC900,901 CC73GCH1H101J CHIP C 100PF J
CN500 E40-5764-05 FLAT CABLE CONNECTORCN501,502 E04-0154-05 PIN SOCKETCN503 E40-3237-05 PIN ASSYJ1 E06-0658-05 DIN SOCKET (ACC1)J2 E56-0407-05 DIN SOCKET (ACC2)
J3,4 E13-0166-05 PIN JACK (RELAY)J5 E11-0414-05 3.5D PHONE JACK (3P: EXT SP)J6 E11-0705-05 PHONE JACK (9P: KEY)W1 3B E37-0506-05 LEAD WIRE WITH CONNECTORW2 3B E37-0495-05 LEAD WIRE WITH MINIPIN PLUG
W3 3B E37-0496-05 LEAD WIRE WITH MINIPIN PLUGW4 3B E37-0507-05 LEAD WIRE WITH CONNECTOR
- F10-2062-04 SHIELDING CASE (DDS)- F10-2163-14 SHIELDING CASE (VCO)- F10-2164-04 SHIELDING COVER (VCO)F1 F53-0055-05 FUSE (0.8A)
- G13-1493-04 CUSHION (VCO)
- J30-0545-05 SPACER (XF1)
CF500 L72-0391-05 CERAMIC FILTERL1 L41-2785-32 SMALL FIXED INDUCTOR (0.27UH)L3,4 L33-0695-05 SMALL FIXED INDUCTOR (1.0MH)L5 L41-4795-32 SMALL FIXED INDUCTOR (4.7UH)L6 L33-0695-05 SMALL FIXED INDUCTOR (1.0MH)
L7,8 L41-6895-32 SMALL FIXED INDUCTOR (6.8UH)L10 L41-1895-32 SMALL FIXED INDUCTOR (1.8UH)L11 L41-6895-32 SMALL FIXED INDUCTOR (6.8UH)L12 L41-1895-32 SMALL FIXED INDUCTOR (1.8UH)L13 L41-1295-32 SMALL FIXED INDUCTOR (1.2UH)
L14 L41-5695-32 SMALL FIXED INDUCTOR (5.6UH)L15 L40-1595-48 SMALL FIXED INDUCTOR (1.5UH)L16 L41-8285-32 SMALL FIXED INDUCTOR (0.82UH)L17 L40-2792-18 SMALL FIXED INDUCTOR (2.7UH)L18 L41-8285-32 SMALL FIXED INDUCTOR (0.82UH)
TX-RX UNIT (X57-4660-21)
TK-80
38
PARTS LIST
Ref. No. Address Parts No. Description Desti-nation
Newparts Ref. No. Address Parts No. Description Desti-
nationNewparts
L19 L41-4785-32 SMALL FIXED INDUCTOR (0.47UH)L20 L40-2792-18 SMALL FIXED INDUCTOR (2.7UH)L21 L41-4785-32 SMALL FIXED INDUCTOR (0.47UH)L22 L41-2785-32 SMALL FIXED INDUCTOR (0.27UH)L23 L41-1895-32 SMALL FIXED INDUCTOR (1.8UH)
L24 L41-2785-32 SMALL FIXED INDUCTOR (0.27UH)L25 L41-2285-32 SMALL FIXED INDUCTOR (0.22UH)L26 L41-1295-32 SMALL FIXED INDUCTOR (1.2UH)L27 L41-2285-32 SMALL FIXED INDUCTOR (0.22UH)L28 L40-1585-48 SMALL FIXED INDUCTOR (150NH)
L29 L41-8285-32 SMALL FIXED INDUCTOR (0.82UH)L30 L40-1585-48 SMALL FIXED INDUCTOR (150NH)L31,32 L41-2785-32 SMALL FIXED INDUCTOR (0.27UH)L33 L19-0324-05 TOROIDAL COILL34 L33-0695-05 SMALL FIXED INDUCTOR (1.0MH)
L35 L41-4705-32 SMALL FIXED INDUCTOR (47UH)L36 L39-1255-15 TOROIDAL COILL37 L41-1015-32 SMALL FIXED INDUCTOR (100UH)L38 L34-4413-05 COILL39 L19-0324-05 TOROIDAL COIL
L40 L41-3395-32 SMALL FIXED INDUCTOR (3.3UH)L41 L19-0324-05 TOROIDAL COILL42,43 L34-4408-05 COILL44 L34-4415-05 COILL45 L41-1015-32 SMALL FIXED INDUCTOR (100UH)
Q80 DTA114EK DIGITAL TRANSISTORQ81-84 DTC114EK DIGITAL TRANSISTORQ85 DTC143TK DIGITAL TRANSISTORQ507 2SC2714(Y) TRANSISTORQ508-510 2SC3722K(R) TRANSISTOR
Q808 DTC114EK DIGITAL TRANSISTORQ900,901 2SC2712(Y) TRANSISTORQ902 DTA114EK DIGITAL TRANSISTORQ903 DTC114EK DIGITAL TRANSISTORTH1 157-502-53002 THERMISTOR
C1 CK73FB1H103K CHIP C 0.010UF KC2 C92-0042-05 CHIP-ELE 22UF 10WVC3 CK73FB1H103K CHIP C 0.010UF KC4,5 CK73FB1H102K CHIP C 1000PF KC6-10 CK73FB1H103K CHIP C 0.010UF K
L1,2 L40-1011-18 SMALL FIXED INDUCTOR (100MH)L3 L40-1001-18 SMALL FIXED INDUCTOR (10MH)
R1,2 RK73FB2A473J CHIP R 47K J 1/10WR3 RK73FB2A104J CHIP R 100K J 1/10WR4 RK73FB2A125J CHIP R 1.2M J 1/10WR5,6 RK73FB2A223J CHIP R 22K J 1/10WR7 RK73FB2A222J CHIP R 2.2K J 1/10W
R8 RK73FB2A101J CHIP R 100 J 1/10WR9 RK73FB2A153J CHIP R 15K J 1/10WR10 RK73FB2A222J CHIP R 2.2K J 1/10WR11 RK73FB2A101J CHIP R 100 J 1/10WR12 RK73FB2A153J CHIP R 15K J 1/10W
R13-15 RK73FB2A101J CHIP R 100 J 1/10WR21-23 R92-1240-05 CHIP R 10 J 1/4WR24-27 RK73FB2A470J CHIP R 47 J 1/10WR28,29 RK73FB2A122J CHIP R 1.2K J 1/10WR30-32 R92-0670-05 CHIP R 0 OHM
R34 RK73FB2A392J CHIP R 3.9K J 1/10WR35 RK73EB2A332J CHIP R 3.3K J 1/10WR36,37 R92-1282-05 CHIP R 10 J 1WVR1,3 R31-0609-05 VARIABLE RESISTOR (50KB:SQL,VOL)VR2 R31-0610-05 VARIABLE RESISTOR (50KB:CLA)
S2-7 S40-1428-05 TACT SWITCH
D2 IMN10 DIODEIC1 MSM5265GS-V1K IC (LCD DRIVER)IC2 TA7809F IC (VOLTAGE REGURATOR/+9V)
LCD1 SLU10098-01 LCD
S1 W02-1873-05 ENCODER
TX-RX UNIT (X57-4660-21)
LCD ASSY (B38-0739-15)
LCD ASSY (B38-0739-15)
TK-80
45
EXPLODED VIEW
3
2
1
BA
B
701
28
29
23
23
23
23
23
A Ø4.0 (FW) : N15-1040-46B M7.0 : N10-2070-46C M3 x 6 (F) : N32-3006-46D M3 x 6 (OC) : N33-3006-45E M3 x 18 (Bi) : N35-3018-46F M4 x 10 (Bi) : N35-4010-46G M3 x 5 : N67-3005-46H M3 x 8 : N68-3008-46J M3 x 6 (Br-Tap) : N87-3006-46K M3 x 8 (Br-Tap) : N87-3008-46M M2.6 x 5 (TP) : N90-2605-45N M3 x 10 (TP-T) : N91-3010-46
X45 (B/2)
W1X57 W4
X57
W3X57
Q6
Q5
Q4
Q3
Q2
Q1
W2X57
(A/2)
Parts with the exploded numbers larger than 700 are not supplied.If a part reference number is listed in a box on the exploded view of the PCB, that part does not come with the PCB.These parts must be ordered separately.
TK-80
46
PACKING
3
2
1
DC
7 Instruction manual (B62-1012-00)750 Protection bag
13 DC cord (E30-3157-15)24 Fuse (Blade type 25A/32V) (F05-2531-05)25 Fuse (Blade type 4A/32V) (F06-4027-05)751 Protection bag
56 Microphone (T91-0562-25)
35 Item carton case (H52-1272-02)
38 Carton board (H13-0962-04)
37 Polystyrene foamed fixture (R) (H10-2788-02)
36 Polystyrene foamed fixture (F) (H10-2787-02)
Parts with the exploded numbers larger than 700 are not supplied.
TK-80
47
ADJUSTMENT
Required Test Equipment
1. Stabilized Power Supply1) The supply voltage can be changed between 5V and
18V, and the current is 30A or more.2) The standard voltage is 13.6V.
2. DC Ammeter1) Class 1 ammeter (17 ranges and other features).2) The full scale can be set to either 3A or 30A.3) A cable of less internal loss must be used.
3. Frequency Counter (f. counter)1) Frequencies of up to 1GHz or so can be measured.2) The sensitivity can be changed to 500MHz or below,
and measurements are highly stable and accurate(0.2ppm or so).
4. Power Meter1) Measurable frequency : Up to 500MHz2) Impedance : 50Ω, unbalanced3) Measuring range : Full scale of 150W or so4) A standard cable (5D2W 1m) must be used.
5. RF VTVM (RF V.M)1) Measurable frequency : Up to 500Hz or so
6. Digital Voltmeter (D.V.M)1) Voltage range : FS = 18V or so2) Input resistance : 1MΩ or more
7. Oscilloscope1) Measuring range : DC to 100MHz2) Provides highly accurate measurements for 5 to
25MHz.8. AF Voltmeter (AF V.M)
1) Measurable frequency : 50Hz to 1MHz2) Maximum sensitivity : 1mV or more
9. AF Generator (AG)1) Frequency range : 200Hz to 5kHz2) Output : 1mV or less to 1V, low distortion
10. Spectrum Analyzer1) Measuring range : DC to 1GHz or more
11. Standard Signal Generator (SSG)1) Maximum frequency : 500MHz or more2) Output : –20dB/0.1µV to 120dB/1V3) Output impedance : 50Ω
12. Tracking Generator1) Center frequency : 50kHz to 500MHz2) Frequency deviation : ±35MHz3) Output voltage : 100mV or more
13. Dummy Load (DM)1) AF Dummy 4Ω, 5W or more2) RF Dummy 150Ω, 150W or more
14. Directional Coupler• Use a non-conductive rod such as a Bakelite rod for
adjustment (especially of trimmers and coils).• To protect the SSG, do not send out signals while ad-
justing the receiving unit.• The indicated SSG output levels are for maximum out-
put.
Service Adjustment Mode
1. Function1) Service adjustment mode is only to set the adjustment
items displayed in the service adjustment mode menu.2) Adjusted data is all stored in the EEPROM.3) The EEPROM is only renewed when MENU No. 39 is en-
tered and writing done by means of [MODE] or [DATA].
2. Setting1) [POWER] ON while holding [SCAN] and [DATA].2) Use [DIAL] to select the MENU No.3) Set the data using [MODE] or [DATA].4) MENU No. 39 writes data to the EEPROM.
“RUN” is displayed while writing.“GOOD” is displayed when writing has been successfullycompleted.“ERROR” is displayed when a writing error occurs.(At this time, press [MODE] or [DATA] once again.)
5) This function is turned off by turning [POWER] OFF.
NOTE:When repairing X53-3570-21 board, you may find the
shortness of the flat cable makes checking the unit difficult.We provide the E37-0572-05 (for control unit) and the E37-0573-05 (for AT) cables as servicing parts which you may or-der as necessary.
3. Adjustment mode menu (Menu No. 00~39)
No. Contents
00 Checksum display
01 100W (MAX) power setting, RF meter 100W point intake
02 50W (HI) power setting, RF meter 50W point intake
03 25W (MID) power setting, RF meter 25W point intake
04 15W (LO) power setting, RF meter 15W point intake
05 12.5W (HI) power setting, RF meter 12.5W point intake
06 Power setting during AT
07 6.25W (MID) power setting, RF meter 6.25W point intake
08 3.75W (LO) power setting, RF meter 3.75W point intake
09 100W power setting TX gain, RF meter 100W point intake
10 50W power setting TX gain, RF meter 50W point intake
11 25W power setting TX gain, RF meter 25W point intake
12 TX gain setting during 15W, RF meter 15W point intake
13 TX gain setting during AT
14 TX gain setting during 25W
15 TX gain setting during 12.5W
16 TX gain setting during 6.25W
17 TX gain setting during 3.75W
18 SSB microphone sensitivity setting
19 AM microphone sensitivity setting
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48
No. Contents
20 Microphone sensitivity f compensation (f<8.0MHz)
21 Microphone sensitivity f compensation (8.0MHz≤f<21.5MHz)
22 Microphone sensitivity f compensation (21.5MHz≤f)
4. 54MHz BPF 1) M CH: 01 TP505 L513 Repeat adjustment 1.0Vp-p or moreadjustment L514 2 to 3 times as the
L515 level of 26.5MHz.Level maximum
5. VCO1 1) M CH: 02 D.V.M TP504 TX-RX TC503 2.0V ±0.1Vlock voltagecheck 2) M CH: 03 Check 7.0V or less
6. VCO2 1) M CH: 04 TX-RX TC504 2.0V ±0.1Vlock voltagecheck 2) M CH: 05 Check 7.0V or less
7. VCO3 1) M CH: 06 TX-RX TC505 2.0V ±0.1Vlock voltagecheck 2) M CH: 07 Check 7.0V or less
8. LO1 1) M CH: 08 RF V.M CN501 Level check –0.5~+5.0dBmlevel check Pull out CN501 (LO1). 50Ω
Insert CN501 after the check. terminated
9. LO2 1) M CH: 08 CN502 TX-RX (L531) Level check 0~+3.0dBm(62.35MHz) Pull out CN502 (LO2). 0dBm or less:level check Insert CN502 after the check. Maximum for L531
Item Condition
Measurement Adjustment
Specifications/RemarksTest-equipment Unit Terminal PartsUnit Method
11. Sidetone 1) Menu No.: 38 VR10 0.2V ±6dBadjustment
12. ROM data 1) Turn the [DIAL] to select Menu No. 39. Display (READY) → Press [MODE] or [DATA] → Write → Finish (GOOD)writing
13. NB check 1) Press [MENU] key one time, Noise Check Noise decreasesset to the menu number “02” generatorby pressing [DATA] or [MODE] D.V.Mkey, and NB is ON for turningthe [DIAL].Adjust the noise generator toS1, S9 level, then check.After the check, press the[MENU] key one time.
TK-80
51
Item Condition
Measurement Adjustment
Specifications/RemarksTest-equipment Unit Terminal PartsUnit Method
ADJUSTMENT
14. S/N check 1) M CH: Following M CH Radio Rear ANT S/N measurement 10dB or moreAF VR: 0.45V/4Ω tester or panel AIP ON: Sensitivity downSSG f.: Following frequency SSG (5~10dB)(USB: +1kHz, LSB: –1kHz)
AF V.M EXT.SPOscilloscopeDM. SP
M CH Frequency Mode SSG OUT SSG MOD DEV13 550.0kHz AM –89dBm 1kHz 60%14 1.550.0kHz AM –89dBm 1kHz 60%15 1.800.0kHz LSB –119dBm OFF16 3.550.0kHz LSB –119dBm OFF17 7.100.0kHz LSB –119dBm OFF18 10.100.0kHz LSB –119dBm OFF19 14.100.0kHz USB –119dBm OFF20 21.200.0kHz USB –119dBm OFF21 24.800.0kHz USB –119dBm OFF22 28.687.0kHz USB –119dBm OFF
Item Condition
Measurement Adjustment
Specifications/RemarksTest-equipment Unit Terminal PartsUnit Method
Transmitter Section
1. ALC voltage 1) M CH: 11 D.V.M TX-RX TP1 TX-RX VR12 2.7V +0.05V, –0.10Vadjustment Transmit
2. TX AMP 1) M CH: 11 50Ω CN19 L60 Repeat adjustment CAR at 14.250MHz: MAXadjustment Insert the measure cable to terminated L61 2 to 3 times.
CN19. Oscilloscope L63 Level maximumTransmit or L64
19. CAR point 1) Menu No.: 27 (LSB) Power meter While observing theadjustment Menu No.: 28 (USB) AG oscilloscope wave-
AG1: 300Hz/3mV Oscilloscope forms, adjust so theAG2: 2700Hz/3mV Coupler waveforms cross.Transmit At LSB or USB,
adjust while pressing[MODE] or [DATA]key.
20. ROM data 1) Turn the [DIAL] to select Menu No. 39. Display (READY) → Press [MODE] or [DATA] → Write → Finish (GOOD)writing
21. Display 1) Menu No.: 36 Check LCD all segments light.check
22. Transmit 1) Check for following frequency Power meter Rear ANT Transmit output No displayoutput M CH: 28 (1.8MHz, AM) Spectrum panel power (RF meter : 90~110W (20~30W)power M CH: 31 (7MHz, CW) analyzer lights up all) HI
M CH: 34 (26MHz, USB) AG : 45~55W (10~15W)SSB: AG 1kHz, 50mV input Press [MENU] key MIDAM: Unmodulated Linear Front MIC one time, set to the : 22~28W (5~8W)Transmit detector panel menu number “01” LOW
f. counter by pressing [DATA] : 13~17W (2~5W)or [MODE] key.Change to HI, MID, *( ): AM modeLOW by turning the[DIAL].
Current No display: 20.5A or lessconsumption HI: 15A or less
MID: 12A or lessLOW: 9A or less
Spurious Higher harmonic(during : –50dB or less HI power) Other: –40dB or less
OK
NG
TK-80
54
Adjustment Points
Final unit (A/2) (Component side view)
ADJUSTMENT
TX-RX unit (Component side view)
FINAL UNIT
X45-352 (A/2)
VR2
TH1VR1
VR3CN104
TC1
TC503
TC504
TC505
TP504
CN501
VR12 VR6
VR8
VR7
VR14
VR4
VR1
VR9 VR10
TP505
L515
L514
L513
TP501
TC501
L69
L67
L65
L64
L61 L60L63
L48
L44 L49
L51
VR3 VR2
CN19
TC502
L531 TP506 TP1
TP503
L38
L42
L43
CN4
L539
CN502
CN7
FAN
TP2
L75
L76
TX-RX UNIT
X57-466
TK-80
55
TERMINAL FUNCTION
FINAL UNIT (X45-3520-21) (A/2)
CN No. Pin No. Pin Name Function
CN1 Coax. DRV Drive input
CN2 1 FAN+ Power supply for fan
2 FAN– Power supply for fan
CN3 1 TT Antenna tuner control
2 TS Antenna tuner control
3 FEN4 Shift register 4 enable
4 UCK Shift register control clock
5 UDA Shift register control data
6 DGND Digital GND
7 THP Thermal protection.
High when it operates
8 BOVR Low: DC over voltage
(approx. 19V or more)
9 PSC High when power switch is turned
10 5A 5V
11 14V 14V
12 14S 14V (switched)
13 8A Analog 8V
14 GND GND
15 NC No connection
16 NC No connection
CN4 1 GND GND
2 TS Antenna tuner control
3 TT Antenna tuner control
4 AGND Analog GND
5 14S 14V (switched)
CN5 Coax. AT1 AT signal 1
CN6 Coax. AT2 AT signal 2
CN7 Coax. RAT Receive signal output
CN9 ANT.GND Antenna GND
CN10 1 GND GND
2 VSF Forward wave voltage
3 VSR Reflected wave voltage
4 TXB 8V when transmitting
5 14AG 14V (for audio IC) GND
6 14AF 14V (for audio IC)
7 8A 8V
8 14S 14V (switched)
CN11 1 GND GND
2 4AT AT band data 2.40000~4.49999MHz
CN No. Pin No. Pin Name Function
CN11 3 7AT AT band data 4.50000~7.99999MHz
4 14AT AT band data 8.00000~14.49999MHz
5 18AT AT band data 14.50000~18.99999MHz
6 21AT AT band data 19.00000~21.99999MHz
7 24AT AT band data 22.00000~26.99999MHz
8 28AT AT band data 27.00000~29.99999MHz
W1 14V 14V
14V 14V
GND GND
GND GND
W2 ANT ANT
FINAL UNIT (X45-3520-21) (B/2)
CN No. Pin No. Pin Name Function
CN800 1 PH1 Headphone output 1
2 PH2 Headphone output 2
3 PHG Headphone GND
J800 PHONES Headphone output
CONTROL UNIT (X53-3570-21)
CN No. Pin No. Pin Name Function
CN1 1 RAF Reference audio voltage
2 DGND Digital GND
3 5C 5V for power switch
4 5A 5V
5 8A 8V
6 14S 14V (switched)
7 LEN1 LCD control enable
8 LBLK LCD blanking
9 SO Key matrix select
10 K4 Key matrix
11 K3 Key matrix
12 K2 Key matrix
13 K1 Key matrix
14 K0 Key matrix
15 EDP2 Encoder pulse
16 EDP1 Encoder pulse
17 PSW High when the power switch is on
18 LCK LCD control clock
19 LDA LCD control data
20 MD Microphone DOWN switch
TK-80
56
CN No. Pin No. Pin Name Function
CN1 21 MU Microphone UP switch
22 SS Standby switch
23 VSQL Squelch volume voltage
24 VCL Clarifier volume voltage
25 VAF AF volume voltage
26 DGND Digital GND
CN2 1 DGND Digital GND
2 FSL Selective call signal detector
3 FSD Selective call data
4 5A 5V
5 DGND Digital GND
6 STD Single tone detector
7 Q4 DTMF decode data
8 Q3 DTMF decode data
9 Q2 DTMF decode data
10 Q1 DTMF decode data
11 TOE DTMF decoder control
12 DGND Digital GND
CN3 1 TT Antenna tuner control
2 TS Antenna tuner control
3 FEN4 Shift register 4 enable
4 UCK Shift register control clock
5 UDA Shift register control data
6 DGND Digital GND
7 THP Thermal protection.
High when it operates
8 BOVR Low: DC over voltage
(approx. 19V or more)
9 PSC High when power switch is turned
10 5A 5V
11 14V 14V
12 14S 14V (switched)
13 8A 8V
14 GND GND
15 NC No connection
16 NC No connection
CN4 1 DGND Digital GND
2 RTS PC I/F (request to send)
3 CTS PC I/F (clear to send)
4 RXD PC I/F (RX data)
5 TXD PC I/F (TX data)
CN No. Pin No. Pin Name Function
CN4 6 AMUT Audio mute
7 VAF AF volume voltage
8 SIDE Sidetone
9 BZ Beep
10 BSY Busy signal
11 CKY Keying control
12 RXC Receive control
13 TXC Transmit control
14 SM Signal meter voltage
15 VSFM Forward wave voltage
16 VSRM Reflected wave voltage
17 FEN3 Shift register 3 enable
18 FEN2 Shift register 2 enable
19 VEN1 Electronic volume control enable
20 UCK Shift register, electronic volume
control clock
21 UDA Shift register, electronic volume
control data
22 FEN1 Shift register 1 enable
23 KYS Key jack input. High when jack is inserted
24 KEY CW keying. High: Key down
25 SS Standby switch
26 GND GND
CN5 1 GND GND
2 ABSL DDS2 register selection
3 DEN2 DDS2 enable
4 CASL DDS1 & PLL register selection
5 DEN1 DDS1 enable
6 NC No connection
7 PLS Keying line switch
8 PEN1 PLL enable
9 PDA PLL data
10 PCK PLL clock
11 ULK Unlock detection signal. Low: Unlock
12 VB3 VCO3 selection signal
13 VB2 VCO2 selection signal
14 VB1 VCO1 selection signal
15 VDLY Delay volume voltage
16 GND GND
CN6 1 DGND Digital GND
2 DGND Digital GND
TERMINAL FUNCTION
TK-80
57
CN No. Pin No. Pin Name Function
CN6 3 5A 5V
4 14S 14V (switched)
5 ATI Preset AT install. Low: Install
6 SPED Motor speed control
7 APRE Preset control select
8 ATA AUTO/THRU switch
9 PR11 Motor rotate direction control 1
10 PR12 Motor rotate direction control 2
11 PR21 Motor rotate direction control 3
12 PR22 Motor rotate direction control 4
13 ATG AT GND
14 VREF AT reference voltage (5V)
15 POD2 VC102 position detection signal
16 POD1 VC101 position detection signal
TX-RX UNIT (X57-4660-21)
CN No. Pin No. Pin Name Function
CN1 Coax. RAT Receive signal input
CN2 Coax. LO1 LO1 input 73.145~103.045MHz
CN3 Coax. LO2 LO2 input 62.35MHz
CN9 1 CAR CAR input 10.695MHz
2 GND GND
CN10 1 SP Speaker output
2 SPG Speaker GND
CN11 1 PH1 Headphone output 1
2 PH2 Headphone output 2
3 PHG Headphone GND
CN12 1 MIC MIC signal input
2 MICG MIC GND
3 NC No connection
4 SPO Speaker output
5 SPOG Speaker GND
CN13 1 AF Audio
2 AFG Audio GND
3 MIC MIC signal input
4 MICG MIC GND
CN14 1 DGND Digital GND
2 RTS PC I/F (request to send)
3 CTS PC I/F (clear to send)
4 RXD PC I/F (RX data)
CN No. Pin No. Pin Name Function
CN14 5 TXD PC I/F (TX data)
6 AMUT Audio mute
7 VAF AF volume voltage
8 SIDE Sidetone
9 BZ Beep
10 BSY Busy signal
11 CKY Keying control
12 RXC Receive control
13 TXC Transmit control
14 SM Signal meter voltage
15 VSFM Forward wave voltage
16 VSRM Reflected wave voltage
17 FEN3 Shift register 3 enable
18 FEN2 Shift register 2 enable
19 VEN1 Electronic volume control enable
20 UCK Shift register, electronic volume
control clock
21 UDA Shift register, electronic volume
control data
22 FEN1 Shift register 1 enable
23 KYS Key jack input. High when jack is inserted
24 KEY CW keying. High: Key down
25 SS Standby switch
26 GND GND
CN15 1 14S 14V (switched)
2 8A 8V
3 14AF 14V (for audio IC)
4 14AG 14V (for audio IC) GND
5 TXB 8V when transmitting
6 VSR Reflected wave voltage
7 VSF Forward wave voltage
8 GND GND
CN19 Coax. DRV Drive output
W1 1 NBI NB amplifier signal input
2 NBG NB GND
J1 1 DGND Digital GND
2 TXD PC I/F (TX data)
3 RXD PC I/F (RX data)
4 CTS PC I/F (clear to send)
5 RTS PC I/F (request to send)
6 NC No connection
TERMINAL FUNCTION
TK-80
58
CN No. Pin No. Pin Name Function
J2 1 NC No connection
2 RTK RTTY keying line
3 ANO Received data output
4 GND GND
5 PSQ Squelch control output
6 PKS DATA terminal SEND key
(Low: Transmission microphone mute)
7 PKD Transmission data input
8 PKDG Transmission data GND
J3 RELAY Linear relay control
J4 ALC ALC voltage
J5 EXT. SP External speaker
J6 KEY CW key input
CN500 1 GND GND
2 ABSL DDS2 register selection
3 DEN2 DDS2 enable
4 CASL DDS1 & PLL register selection
5 DEN1 DDS1 enable
6 NC No connection
7 PLS Keying line switch
8 PEN1 PLL enable
9 PDA PLL data
10 PCK PLL clock
11 ULK Unlock detection signal. Low: Unlock
12 VB3 VCO3 selection signal
13 VB2 VCO2 selection signal
14 VB1 VCO1 selection signal
15 VDLY Delay volume voltage
16 GND GND
CN501 Coax. LO1 LO1 output 73.145~103.045MHz
CN502 Coax. LO2 LO2 output 62.35MHz
CN503 1 CAR CAR output 10.695MHz
2 GND GND
W1 1 NBI NB amplifier signal input
2 NBG NB GND
LCD ASSY
CN No. Pin No. Pin Name Function
CN1 1 DGND Digital GND
2 VAF AF volume voltage
CN No. Pin No. Pin Name Function
CN1 3 VCL Clarifier volume voltage
4 VSQL Squelch volume voltage
5 SS Standby switch
6 MU Microphone UP switch
7 MD Microphone DOWN switch
8 LDA LCD control data
9 LCK LCD control clock
10 PSW High when the power switch is on
11 EDP1 Encoder pulse
12 EDP2 Encoder pulse
13 K0 Key matrix
14 K1 Key matrix
15 K2 Key matrix
16 K3 Key matrix
17 K4 Key matrix
18 SO Key matrix select
19 LBLK LCD blanking
20 LEN1 LCD control enable
21 14S 14V (switched)
22 8A 8V
23 5A 5V
24 5C 5V for power switch
25 DGND Digital GND
26 RAF Reference audio voltage
CN2 1 MIC MIC signal output
2 MICG MIC GND
3 AGND Analog GND
4 SPO Speaker output
5 SPOG Speaker GND
J1 1 MIC MIC signal output
2 SS Standby switch
3 DOWN Microphone DOWN
4 UP Microphone UP
5 8A 8V
6 SPO Sepaker output
7 MICG MIC GND
8 GND GND
TERMINAL FUNCTION
TK-80
59
LEVEL DIAGRAM
TX Section
MIC input: 1kHz, 5mVThe AF level is measured by an AF VTVM.The RF level is measured by an RF VTVM.
TK-80
60
LEVEL DIAGRAM
AIP: OFF1. Connect the signal generator to the ANT terminal at 14.2MHz
USB, apply a signal of 0dBµ (EMF), tune so that the AF outputbeat frequency is 1kHz, and adjust the AF VR so that the AFoutput is 0.63V/4Ω.
2. Connect the signal generator to each measurement point (cutoff the DC), and the AF output in step 1 so that the above EMFsset are obtained.During measurement, the beat frequency of the AF output isnormally 1kHz.
RX Section
3. The signal type connector, TP, shown by is measured byremoving the coaxial cable inside the set, which is connectedto that connector, and connecting the signal generator in itsplace. The station transmission system connector shown by is a value measured by connecting the coaxial cable within theset connected to that connector (input must be 50Ω) to thespectrum analyzer.
4. The AF stage level is the level measured at AF V.M for eachstage during the conditions indicated in step1.
TK-80
61
LEVEL DIAGRAM
Local Oscillator Section
62
JIHGFEDCBA
1
2
3
4
5
6
7
8
9
10
11
12
13
14
J1
12 3
456
7
8
TK-80 PC BOARD
LCD ASSY (B38-0739-15) Component side view
Component side
Foil side
Layer 1Layer 2
New PCB
63
A B C D E F G H I J
1
2
3
4
5
6
7
8
9
10
11
12
13
14
R25
D2
R26
R27
R24
MIC
MIC
GAG
NDSP
OSP
OG
1 5
C24+
C18
C17C16C15C14
C19
CN2
PC BOARD TK-80LCD ASSY (B38-0739-15) Foil side view
Component side
Foil side
Layer 1Layer 2
Ref. No. Address
IC1 6I
IC2 10G
D2 11C
New PCB
64
JIHGFEDCBA
1
2
3
4
5
6
7
8
9
10
11
12
13
14
CN800
J800PHONES
1
3
PH1
PH2
PHG
IC2
IC3I G O I G O
C49
C45
C46 C50+
+
+ +
14V
K1
CN10 VSR
VSF
5A
8A
L24
1
1516
2
2
8714S
14AFTXBVSF
8A14AGVSRGND
+
C47
F1
TXB
CN3
THP
D1
D2
L10
Q4
E C B
R15
R14
VR
2
L11
L12
L7
L6
C16
NCGND14S5A
BOVRDGND
UCKTS
NC8A14VPSCTHPUDAFEN4TT
CN1
DRV
Q1
B
C
E
B
C
E
Q2
B
C
E
Q3
C17+ C18
R19R20
R17
R16
R21R22CN101
D4
C77
+
D15
D3
D5
Q5
C
B
E E
C
B
E EL13
L14
C30
C29
+
+
C32
CN
2
2 1
FAN
–
FAN
+
L15
C35
W1
BLK RED
14V
14VGND
GND
L16TH1
Q6
L8
+
+C11
VR1
L4
L51
J72-0380-11 B/2
TK-80 PC BOARDFINAL UNIT (X45-3520-21) Component side view (J72-0380-11)
65
J K L M N O P Q R S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
C10
1
C10
2
C10
3
C10
4
C10
5
D13
L18
R17
R16
E
TH1 K401
K601
L301K301
K501
K201
K101
L201
L101
L501
L401
C40
1C
601
C30
1C
501
C20
1
C20
6
C20
2
C20
3
C20
7
C20
4
C20
5
C20
8
C50
5
C50
3
C30
4
C30
5
C50
2C
302
C60
2
C60
3
C60
7
C60
5C
404
C40
5
C30
3
C30
7
C40
2
C40
3
+C11
VR1
CN7RAT
L21
CN11
L20
L19
VR3
F2G
ND
4AT
7AT
14A
T18
AT
21A
T24
AT
28A
T
1 8
A1 CN
104
A2
CN4
1
5
GNDTSTT
AGND14S
L601
L17
LPF2
14S
LPF3
LPF5 LPF6
LPF4
LPF1
K2
CN5AT1
CN6AT2
R101
C57
D11
D10
TC1
K102
K202
L102
L202
C504
L502
L302
K502
K302
K602
K402
C604
L602
L402
W2ANT
CN9ANT GND
J72-0380-11 A/2
PC BOARD TK-80
Component side
Foil side
Layer 1Layer 2
Ref. No. Address
IC2 8C
IC3 8D
Q1 0G
Q2 9F
Q3 9I
Q4 7E
Q5 6F
Q6 6I
D1 10F
D2 9H
D3 6F
D4 7E
D5 4E
D10 12N
D11 12N
D13 11P
D15 5D
FINAL UNIT (X45-3520-21) Component side view (J72-0380-11)
J K L M N O P Q R SIHGFEDCBA
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
CN800
J800PHONES
1
3
PH1
PH2
PHG
IC2
IC3I G O I G O
C49
C45
C46 C50+
+
+ +
14V
K1
CN10 VSR
VSF
5A
8A
L24
1
1516
2
2
8714S
14AFTXBVSF
8A14AGVSRGND
+
C47
F1
TXB
CN3
THP
D1
D2
L10
Q4
E C B
R15
R14
VR
2
L11
L12
L7
L6
C10
1
C10
2
C10
3
C10
4
C10
5
D13
L18
C16
NCGND14S5A
BOVRDGND
UCKTS
NC8A14VPSCTHPUDAFEN4TT
CN1
DRV
Q1
B
C
E
B
C
E
Q2
B
C
E
Q3
C17+ C18
R19R20
R17
R16
R21R22CN101
D4
C77
+
D15
D3
D5
Q5
C
B
E E
C
B
E EL13
L14
C30
C29
+
+
C32
CN
2
2 1
FAN
–
FAN
+
L15
C35
W1
BLK RED
14V
14VGND
GND
L16TH1 K401
K601
L301K301
K501
K201
K101
L201
L101
L501
L401
C40
1C
601
C30
1C
501
C20
1
C20
6
C20
2
C20
3
C20
7
C20
4
C20
5
C20
8
C50
5
C50
3
C30
4
C30
5
C50
2C
302
C60
2
C60
3
C60
7
C60
5C
404
C40
5
C30
3
C30
7
C40
2
C40
3
Q6
L8
+
+C11
VR1
L4
L5
CN7RAT
L21
CN11
L20
L19
VR3
F2G
ND
4AT
7AT
14A
T18
AT
21A
T24
AT
28A
T
1 8
A1 CN
104
A2
CN4
1
5
GNDTSTT
AGND14S
L601
L17
LPF2
14S
LPF3
LPF5 LPF6
LPF4
LPF1
K2
CN5AT1
CN6AT2
R101
C57
D11
D10
TC1
K102
K202
L102
L202
C504
L502
L302
K502
K302
K602
K402
C604
L602
L402
W2ANT
CN9ANT GND
J72-0380-11 A/2
J72-0380-11 B/2
TK-80 PC BOARD PC BOARD TK-80
Component side
Foil side
Layer 1Layer 2
Ref. No. Address
IC2 8C
IC3 8D
Q1 0G
Q2 9F
Q3 9I
Q4 7E
Q5 6F
Q6 6I
D1 10F
D2 9H
D3 6F
D4 7E
D5 4E
D10 12N
D11 12N
D13 11P
D15 5D
FINAL UNIT (X45-3520-21) Component side view (J72-0380-11) FINAL UNIT (X45-3520-21) Component side view (J72-0380-11)
66
JIHGFEDCBA
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Q14
C70
4C
706
C70
3C
705
C70
2C
701
C56
R37
L70
L705
L706
1 345
R38
R39
D12
C59
C64
C65
Q13 1 3
45
Q18
Q17
Q16
Q15
1 345
1 345 1 3
45
1 345
C58
C72
C71
C70
C69
C66
C67
C68
C60
C55
C73
L23
L22
IC4 110
11 20
C63
L704
D70
4D
706
D70
3D
705
D70
2D
701
C7
C8
R5
C1
C9
C10
R7C4
R6
R4
L702
Q21
C25
C12
R13
L703
Q19
Q20
R27
R33
R28
R26
R29IC1
145 8
R32C44
C5
R43
C14
R12
C74
C20
R34R36
R
J72-0380-11 A/2
TK-80 PC BOARDFINAL UNIT (X45-3520-21) Foil side view (J72-0380-11)
67
J K L M N O P Q R S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
C1
C9
C10 C6
C2
L2 L1L3
R3
R2
Q8
Q7
D8
D14
D6
C33
C43
C37
C36
R1
C79
C86
C87
C85
C62
C81
C80
R8
R7
C5
C4
R6
R10
C21
C19
C15
C23
C26
C84
R26
R29
C40
L9
C24
R18
C31
Q12
D9
Q9
C34
C78 D
7
IC1
18
C54C53
C3
R9
C13
C22
C27
4R36 R35
R23
R24
R11
R40
R41
R42C48
C38
C39
R30
C42C41
C52 C51
R80
C28
C76
C75
R80
1
J72-0380-11 B/2
FINAL UNIT (X45-3520-21) Foil side view (J72-0380-11)
PC BOARD TK-80
Component side
Foil side
Layer 1Layer 2
Ref. No. Address
IC1 3J
IC4 11G
Q7 10P
Q8 10O
Q9 3K
Q12 4K
Q13 13F
Q14 3D
Q15 12G
Q16 12G
Q17 12F
Q18 12F
Q19 6H
Q20 3H
Q21 8H
D6 10O
D7 2M
D8 10O
D9 3K
D12 13E
D14 10P
D701 10H
D702 8H
D703 6G
D704 3G
D705 7G
D706 4G
J K L M N O P Q R SIHGFEDCBA
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Q14
C70
4C
706
C70
3C
705
C70
2C
701
C56
R37
L70
L705
L706
1 345
R38
R39
D12
C59
C64
C65
Q13 1 3
45
Q18
Q17
Q16
Q15
1 345
1 345 1 3
45
1 345
C58
C72
C71
C70
C69
C66
C67
C68
C60
C55
C73
L23
L22
IC4 110
11 20
C63
L704
D70
4D
706
D70
3D
705
D70
2D
701
C7
C8
R5
C1
C9
C10 C6
C2
L2 L1L3
R3
R2
Q8
Q7
D8
D14
D6
C33
C43
C37
C36
R1
C79
C86
C87
C85
C62
C81
C80
R8
R7
C5
C4
R6
R4
L702
Q21
C25
C12
R13
R10
C21
C19
C15
C23
C26
C84
L703
Q19
Q20
R27
R33
R28
R26
R29
C40
L9
C24
R18
C31
Q12
D9
Q9
C34
C78 D
7
IC1
145 8
R32C44
C54C53
R43
C14
R12
C74
C3
R9
C13
C20
C22
C27
R34R36 R35
R23
R24
R11
R40
R41
R42C48
C38
C39
R30
C42C41
C52 C51
R80
C28
C76
C75
R80
1
J72-0380-11 A/2
J72-0380-11 B/2
TK-80 PC BOARDFINAL UNIT (X45-3520-21) Foil side view (J72-0380-11) FINAL UNIT (X45-3520-21) Foil side view (J72-0380-11)
PC BOARD TK-80
Component side
Foil side
Layer 1Layer 2
Ref. No. Address
IC1 3J
IC4 11G
Q7 10P
Q8 10O
Q9 3K
Q12 4K
Q13 13F
Q14 3D
Q15 12G
Q16 12G
Q17 12F
Q18 12F
Q19 6H
Q20 3H
Q21 8H
D6 10O
D7 2M
D8 10O
D9 3K
D12 13E
D14 10P
D701 10H
D702 8H
D703 6G
D704 3G
D705 7G
D706 4G
68
JIHGFEDCBA
1
2
3
4
5
6
7
8
9
10
11
12
13
14
R56
R55
R50
16
1
R14
3
R53
R41
R45
R59
D2
IC8
R10
1
R74
R73
R71
R69
R67
R65
R63
R61
R76
26
R20
R72
R70
R68 R
66
R64
R62
C36
C35
R46
D3
IC1
1 345
15
R36
R48
L2
L6
L5
R79
R78
D17
D16
R2
R1
26D
GN
DVA
FV
CL
VS
QL
SS
MU
MD
LDA
LCK
PS
WE
DP
1E
DP
2K
0K
1K
2K
3K
4S
OLB
LKLE
N1
14S
8A 5A 5CD
GN
DR
AF
NC
NC
GN
D8A 14
S14
V5A P
SC
BO
VR
TH
PD
GN
DU
DA
UC
KG
EN
4T
ST
T
R3
R5
R7
R9
R11
R13
R15
R17
R19
1
1
R4
R6
R8
R10
R12
R14
R16
R18
D18
R14
6
1 7814
R51
R52
R54
R80 R81Q4
Q6
D7
Q3
Q5
R104
R103
L10
BA1
–
+
R77
R60
R42
R75
R133
R132R142
1
6061
80
CN
2
12
1
DGNDTOE
Q1Q2Q3Q4
STDDGND
5AFSDFSL
DGND
CN1
DG
ND
RT
SC
TS
RX
DT
XD
AM
UT
VAF
SID
EB
ZB
SY
CK
YR
XC
TX
CS
MV
SFM
VS
RM
FEN
2FE
N2
VE
N1
UC
KU
DA
FEN
1K
YS
KE
YS
SG
ND
CN4
CN3
TK-80 PC BOARD
CONTROL UNIT (X53-3570-21) Component side view (J72-0381-12)
Ref. No. Address
IC1 8J
IC2 9J
IC5 6K
IC6 8O
IC7 7P
IC8 7G
Q3 4G
Q4 4H
Ref. No. Address
Q5 4I
Q6 4I
D2 6H
D3 8J
D7 4J
D8 4K
D9 4K
D10 4K
Ref. No. Address
D11 4K
D12 4K
D13 4L
D15 4K
D16 8D
D17 8D
D18 8E
69
J K L M N O P Q R S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
J72-0381-12
R20
R21
R10
7R
106
1 16
R10
8
R11
1
R11
3
R11
5
R11
7
R10
9
R11
0
R11
2
R11
4
R11
6
R11
8
R11
9
R10
2
R93
R94
D3
IC1
34
1 345
IC2
R36
R35
R57
X1R
150
D7
D8
D9
D10
D15
D13
C95
1 1516
2D
GN
D
14S
SP
ED
ATA
PR
12
PR
22
VR
EF
PO
D1
DG
ND
5A AT
I
AP
RE
PR
11
PR
21
AT
G
PO
D2
R12
3R
124
R12
6
R12
8
R13
0
R12
5
R12
7
R12
9
R13
1 R92
R95
R83
R84
R85
R86
R87
R88
R89
R90
D11 D12
IC5
1 2021
404160
61
80
RESET
C34
R58
C33
IC6
1
4 5
8
C94
CN6
R82 R122
R120
R121
IC7
1 11
12
22
2333
34
44
GN
DA
BS
LD
EN
2C
AS
LD
EN
1N
CP
LSP
EN
1P
DA
PC
KU
LKV
B3
VB
2V
B1
DC
LYG
ND
CN5
PC BOARD TK-80
CONTROL UNIT (X53-3570-21) Component side view (J72-0381-12)
Component side
Foil side
Layer 1Layer 2
J K L M N O P Q R SIHGFEDCBA
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
J72-0381-12
R56
R55
R50
16
1
R14
3
R53
R41
R45
R59
D2
IC8
R10
1
R74
R73
R71
R69
R67
R65
R63
R61
R76
26
R20
R21
R10
7R
106
1 16
R10
8
R11
1
R11
3
R11
5
R11
7
R10
9
R11
0
R11
2
R11
4
R11
6
R11
8
R11
9
R10
2
R93
R94
R72
R70
R68 R
66
R64
R62
C36
C35
R46
D3
IC1
1 345
1 345
IC2
R36
R35
R57
X1R
150
R48
L2
L6
L5
R79
R78
D17
D16
R2
R1
26D
GN
DVA
FV
CL
VS
QL
SS
MU
MD
LDA
LCK
PS
WE
DP
1E
DP
2K
0K
1K
2K
3K
4S
OLB
LKLE
N1
14S
8A 5A 5CD
GN
DR
AF
NC
NC
GN
D8A 14
S14
V5A P
SC
BO
VR
TH
PD
GN
DU
DA
UC
KG
EN
4T
ST
T
R3
R5
R7
R9
R11
R13
R15
R17
R19
1
1
R4
R6
R8
R10
R12
R14
R16
R18
D18
R14
6
1 7814
R51
R52
R54
R80 R81Q4
Q6
D7
D8
D9
D10
D15
D13
C95
1 1516
2D
GN
D
14S
SP
ED
ATA
PR
12
PR
22
VR
EF
PO
D1
DG
ND
5A AT
I
AP
RE
PR
11
PR
21
AT
G
PO
D2
R12
3R
124
R12
6
R12
8
R13
0
R12
5
R12
7
R12
9
R13
1 R92
R95
R83
R84
R85
R86
R87
R88
R89
R90
D11 D12
Q3
Q5
R104
R103
L10
BA1
–
+
R77
R60
R42
R75
R133
R132R142
IC5
1 2021
404160
61
80
RESET
C34
R58
C33
IC6
1
4 5
8
C94
CN6
R82 R122
R120
R121
IC7
1 11
12
22
2333
34
44
CN
2
12
1
DGNDTOE
Q1Q2Q3Q4
STDDGND
5AFSDFSL
DGND
CN1
DG
ND
RT
SC
TS
RX
DT
XD
AM
UT
VAF
SID
EB
ZB
SY
CK
YR
XC
TX
CS
MV
SFM
VS
RM
FEN
2FE
N2
VE
N1
UC
KU
DA
FEN
1K
YS
KE
YS
SG
ND
GN
DA
BS
LD
EN
2C
AS
LD
EN
1N
CP
LSP
EN
1P
DA
PC
KU
LKV
B3
VB
2V
B1
DC
LYG
ND
CN4 CN5
CN3
TK-80 PC BOARD PC BOARD TK-80
CONTROL UNIT (X53-3570-21) Component side view (J72-0381-12) CONTROL UNIT (X53-3570-21) Component side view (J72-0381-12)
Component side
Foil side
Layer 1Layer 2
Ref. No. Address
IC1 8J
IC2 9J
IC5 6K
IC6 8O
IC7 7P
IC8 7G
Q3 4G
Q4 4H
Ref. No. Address
Q5 4I
Q6 4I
D2 6H
D3 8J
D7 4J
D8 4K
D9 4K
D10 4K
Ref. No. Address
D11 4K
D12 4K
D13 4L
D15 4K
D16 8D
D17 8D
D18 8E
70
JIHGFEDCBA
1
2
3
4
5
6
7
8
9
10
11
12
13
14
J72-0381-12
C10
6C
105
C10
4
C10
3C
102
C10
1C
100
C99
C98
C97
C96
R10
5
L9
C93
L8
C57
C92
C91
C89
C87
C85
C81
C79
C90
C88
C86
C84
C82
C80
R10
0
R14
5
R99
IC3
1
4 5
8
L7
C56
C55
R44
S3 S1
TK-80 PC BOARD
CONTROL UNIT (X53-3570-21) Foil side view (J72-0381-12)
Ref. No. Address
IC3 7F
IC4 5P
Q1 5O
Q2 5P
Q7 5O
Ref. No. Address
D1 6M
D4 4O
D5 6O
D6 6P
D14 4O
71
J K L M N O P Q R S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
S1 R14
8
C50
C52
C51
C49
C46
C44
C42
D14 D4
C40
C39
C38 C
37
L3
Q7
Q1
IC4 OGI
C48
C47
C45
C43
C41
R14
4
R40
L4
R137R136
R134R135
C53
C54
R47
R49
C72
C73
C58
C60
C62
C64
C66
C68
C70
C10
8
C75
C76
C77
C78
C74
C59
C61
C63
C11
0
C65
C67
C69
C11
1C
23
C22
C21
C19
C20
C18
C16
C14
C12
C10 C8
C6
C4
C2
C17
C15
C13
C11 C9
C7
C5
C3
C1
R14
1R
138
R13
9R
140
D1
R149
D5
R22
R23
L1
C107
R147
+
R32
R24R25
R26
R28
R30C32
C31
C29
C27
C24 C25
C30
C28
R43R31
R29
R27
D6
Q2
+
C26+
PC BOARD TK-80
CONTROL UNIT (X53-3570-21) Foil side view (J72-0381-12)
Component side
Foil side
Layer 1Layer 2
J K L M N O P Q R SIHGFEDCBA
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
J72-0381-12
C10
6C
105
C10
4
C10
3C
102
C10
1C
100
C99
C98
C97
C96
R10
5
L9
C93
L8
C57
C92
C91
C89
C87
C85
C81
C79
C90
C88
C86
C84
C82
C80
R10
0
R14
5
R99
IC3
1
4 5
8
L7
C56
C55
R44
S3 S1 R14
8
C50
C52
C51
C49
C46
C44
C42
D14 D4
C40
C39
C38 C
37
L3
Q7
Q1
IC4 OGI
C48
C47
C45
C43
C41
R14
4
R40
L4
R137R136
R134R135
C53
C54
R47
R49
C72
C73
C58
C60
C62
C64
C66
C68
C70
C10
8
C75
C76
C77
C78
C74
C59
C61
C63
C11
0
C65
C67
C69
C11
1C
23
C22
C21
C19
C20
C18
C16
C14
C12
C10 C8
C6
C4
C2
C17
C15
C13
C11 C9
C7
C5
C3
C1
R14
1R
138
R13
9R
140
D1
R149
D5
R22
R23
L1
C107
R147
+
R32
R24R25
R26
R28
R30C32
C31
C29
C27
C24 C25
C30
C28
R43R31
R29
R27
D6
Q2
+
C26+
TK-80 PC BOARD PC BOARD TK-80
CONTROL UNIT (X53-3570-21) Foil side view (J72-0381-12) CONTROL UNIT (X53-3570-21) Foil side view (J72-0381-12)
Component side
Foil side
Layer 1Layer 2
Ref. No. Address
IC3 7F
IC4 5P
Q1 5O
Q2 5P
Q7 5O
Ref. No. Address
D1 6M
D4 4O
D5 6O
D6 6P
D14 4O
72
JIHGFEDCBA
1
2
3
4
5
6
7
8
9
10
11
12
13
14
J7
TC503
TC504
TC505
L545
L547
L549
TP504
CN501LO1
CV
VCOA500, A501, A502
W3
L4L6
C6
C10
L3
L1
L10
L12
L15
L18
L21
L24
L40
L62
GND
OUT
21
XF1
L27
L30
C19
L84
SDG
VR12
F1
VR14
C345
C351
1 345
1 345
1
34
5
23
B C E B C E B C E B C E
L34
L31
L58
TH5
B C E
VR1
VR90
0C9
02
L78
C905
C907
C904
VR90
1
VR90
2
L13
L16
L19
L22
L25
L28
C211
C216
BCE
C23
C28
C35
C42
C49
C56
C63
C70
C85
C21
C30
C37
C44
C51
C58
C65
R564
C529
C528
C526
C531
C523
L511
L510
L524
L522
L518
L517
C557
C650 C6
14
L541
12
1516 G
ND
VB1
VB3
PCK
PEN
1N
CCA
SLA
BSL G
ND
KEY
FEN
1U
CKFE
N2
VSRM SM RX
CBS
YSI
DE
AM
UT
RXD
RTS
SS KYS
UD
AVE
N1
FEN
3VS
FMTX
CCK
YBZ VA
FTX
DCT
SD
GN
D
VSF
TXB
14A
F14
S
GN
DVS
R14
AG 8A
VDLY
VB2
ULK
PDA
PLS
DEN
1D
EN2
GN
D
L540
C636
X50
1
CP50
0
CP50
1
C564 C5
65
L551
C343
C349
C350
12
78
C356
12526 2
C338
C340
1 458
C626 1 4
58
145 8
L523
L528
L527
L529
L534
L525
1 8916
C669
L546
L548
L550
GD
S
GD
S
GD
S
L507
L506
L505
L504
++ +
+
+
+L544
L508
L509
L512
C544
1
4 5
8
TP505
TP502
L515
L514
L513
1
45
8+
++
L516
L542
TP501
DDS1A503
DDS2A504
L500
L543
L501
TC501
1
111222
23
3334 44
CP50
2
CP50
3
L502
L503
1
111222
23
3334 44
+
TCXOSO-2
(OPTION)
OUT+V
R682 R683
J4ALC
J3RELAY
J6KEY
L5
L7L8
L11
L14
L17
L20
L23
L26
L29
L70L69
L66
L68
L36
L35
L46
L67
L65
L64
L61L63
L48 W2
L44
L5
L49
L45
W3
L33L32
L71
VR3 VR2
R10
R12
R14
R16
R18
R20
R22L72
L74
L73 CN19DRV
TP4
+
CN1RAT
RED
+
+
BLACK
L530 TC502
X502L531
L532TP506
TP1
CN503TP503
1
34
5 GND
CAR
2
1
CN50
0
C910
1
45
8
+
+
+C903
R2 R8
R37
C89
L41
L39
L38
L42
L43
L37
B1
B2
B3
B4
B5
B6
B7
B8
CN4IN
GND
1
2
1
89
16
14S
RAB
AIPB
RATB
AIP
W2
L533
L535
L536
CF500
L539
CN502LO2
+ + +
VSFM
C357
VSRM 8A8A
5A
VDLY
RTK
CN14
J2ACC2
8F
VOXS
RTK
SS 5A
5AP
P
VPSQ
1
7 8
14
TP9
TP8L85
CN2LO1
CN3LO2
C97
CN7
TXB
8F
8F
TXB
RXB
K2
++
AMB
TXB14AG
14AF
14S
K3
RBK
L81
NBS
CN15
8A
GND 5A
+ +W4
Q531
D61
D60
D1 D5
D2
D3D4
Q53
0Q
532
D29
Q2
Q14
Q65
Q62
Q63
Q64
Q68
D72
D67
Q15
Q17
Q18
Q71
Q72 Q
74
D24
D26
D86
Q13
D90
0D
901
Q90
0
Q80D49
Q29
Q53
4
Q53
6
IC50
2
Q52
9
Q51
6
Q51
9
Q52
0
Q60
Q83
Q52
4
Q82
D75D
76
IC12
IC50
6
IC50
4
D50
2D
506
D50
3D
505
D50
7
Q50
8
Q533
D504
Q535
Q507
Q513
Q510
Q509
IC503
Q511
Q512
Q515
IC505
IC500
IC501
D4
D7
D9
D6
D11
D13
D15
D17
D51
D19
D21
Q518
Q523
IC508
D501
D500
IC900
Q902
Q81
Q901
D8
D50
D10
D23
D12
D14
D16
D18
D20
D22
IC10
D25
Q3Q521
D69
D70
D71
D73
Q61
Q67
D81
IC901
D45
Q69
D80
D4
C679
C677
C676 C678
C674 C518 C519
C516 C517
C515 C705
R540 R539
R537 R536
R565
C514
C513
C11
C683
R662
R544R542
R312
R313
C706C67
1
C68
0
C71
3C
681
C68
5
C69
0C
700
C70
2
C69
3C
691
C69
5
R66
9
R67
1R
686
R53
8R
568
R56
6C
550
C54
9
R4
R56
9
R56
7C
551
R53
5C
512
R67
2
R55
1R
549
C52
7
C52
2
C54
2
C54
1C
540
C53
8
R54
5
R55
4 R55
5
R55
6R
557
R55
8R
559
R56
0R
562
R68
7
R57
9
C53
5
C53
7C
536
C57
0C
571
C57
2C
573
C57
4C
575
C57
7R
578
R58
0R
590
R59
1
R57
6
R57
4R
588
R58
3R
584
R58
1
R58
5R
605
R57
8
R59
9R
598
R65
0R
608
R60
7
R16
7 C64
C57
C50
C43
C36
C29
C22
C14
C66
C59
C52
C45
C38
C24
C17
C18
C20
C25 C27
C26
C32
C34
C33
C40
C39
C46
C47
C53
C60
C54
C61
C67
C68
C55
C62
C69
C41
C48
R90
3
R90
0
R91
7
R15
5R
156
C20
2
C20
1
R91
2R90
2R
915
R90
8R
901
R91
6R
909
C90
6
R91
1R
910
R91
3
R90
7
R90
5
R35
7R
164
C31
R17
0
R17
1
R60
6R
610
R60
3R
601
C66
0
R68
8
R65
5
R65
1
R65
2
R65
4
R65
6
R65
8
R65
9
R65
7C
711
R65
3
R63
0R
577
R62
7
R62
9 R37
5
R34
1
R33
9
R33
0
R36
9
R31
7R
319
R32
1
R32
8
R42
3
R45
R44
R47
R43
C11
8
C11
7
C19
2
C18
5
C17
1
R67
R49
R69
C92
R93
R33
R27
R57
R14
9
R14
7R
144
R14
1R
146
C19
0
C18
8
C18
9C
184
C95
R28
C75
C72
C98
C99
R24
R63 R33
5
R33
6
R32
7R
318
R32
0
R32
6C
347
C34
2C
354
R37
6
R37
8
R38
3
R38
4
C37
0R
360
R36
1C62
9
C62
4
C62
7C
625
R62
5
R63
1
R35
3R
351
R35
4
R35
2R
350
R35
5
C63
0
C36
7
C60
3
C57
9C
580
C58
6
C59
2
C59
4
C56
3
C56
1
C55
9C
560
C56
2
C58
7
C60
4
C60
2
C59
1
C60
0
C60
5
C71
5
C53
9 C55
5C
554
C70
9C
553
C55
2
C53
4C
533
R56
3R
561
R54
7
R66
7R
685
R66
5
R66
3
R91
9
C36
9
C52
0
R68
4
C67
3
C67
5
R66
1
C689
C687
C686 C688
C684
C699
C697
C698
C694
C703C701 C704
R676R674R673R675
R670R696
R666
R546
C543
C545
C546
C532
R582R581
C576
C566
C578
R690C588 C585
C584
R589R541
R575
C500
C3
C1
R604 R602
R689C651
C652
C507
C633
C632
R679
C618 C619
C616 C617
C621
C623
C590R681
R606
C620 R621R622
R623R624
R597
R626
R611R612
C609
R609R607
R302 R306R305R304R303
R327
R301R300R299
R169 R168
C16
R906
R904
C88 R36
R628
R377
R379R380
R345 R344C355
R343
R340
R331
R323R414
R324R316
R322R325R329 R333
R400 R399
C344
C348
C346
R65
C86 R55
C83
C74
C71
R163R162
R161
C207
C206C199
C196
C112
C110C109
R150
C900C909
C908
C901R918
C108
R143
R148
R142
R54
R48
R50
R51
R52
C102C104
C103
C114 C352 R338 C353R337R334R64
C339
R13
C12
C12
R362
C371
TK-80 PC BOARDTX-RX UNIT (X57-4660-21)Component side view (J72-0382-41)
73
J K L M N O P Q R S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
J72-0382-41
VR12 VR
6
19
C326
C289
VR8
VR11
VR7
C294
C322
C321
C320
C324
C319
C332
C335
C334
C287
C286
1
1
1 121324
101120
78 14
1
34
5
123 4
B C E
TH5
TH4
L57
L79
L53
TH8
TH10
C261
C260
G DS
C259
C256
C254
C257
C255
C390
C388
C391
VR4
L77
C389
C283
C282
1 345
178 14
C392
C305
C308 C310
C402
C401
C341
C387
1 101120
VR9
VR10
R278
C313
L78
C271
C270
C272
C273
C274
C818
L67
L65
L64
L61 L60
L50
L49
L51
L52
L55
+ + +
++
J2CC2
S 5A
5APKD
PKD
VMIPSQ
TP8
8F8F
8F
TXB
RXB
RXB
AMB
TXB14AG
14AF
RBK
L81
L804 L802 L803
L801
L800
+
–6
TP801W1
NBI
NBG
1
2
1
4 5
8
TP2
TP5
TP3
PLAGC
RBK
W1
NBI
NBG
1
2
TH1
TH3
TP7
XF3
CKY
CKY
1
34
58F
BSYALC
TGC
–6
+
+
+
+
+
+
8F
CN10
CN11
SP
SPG
PH1
PHG
PH2
1
1
32
+ + + +
+
+
+ + ++
+
+
+
J5EXT. SP
1 13
SPOPKD
VMICVOXS
SPOGPKDG5A
1
1213
24
SQV
K5 K4 K6
L75
L76 C236
C244
SSB WIDE(OPTION)
L56
L59
XF2
CW(OPTION)
AGC RXCRXB
TXB
1
4 5
8
+
+
+
+
+
+
++
TP6
1
3 4
5
L82
+
+
+
K1 K0CN12
CN13
MIC
MICG
NC
SPO
SPOG
1 AF
AFG
MIC
5
MICG
1
4
MIC
SPO SPOG
TH9
14 5
8
RXB
W4
TXB
CN9
CAR
GND
1
2
RXC
+
+
+
8F AMB
5A
1
3 4
5
8F14AF
14AGBZ
SIDE
J1ACC1
Q68 IC
1
IC15
IC13
IC9
Q54
Q52
D63
Q18
Q74
Q23
Q21
D35
D56
Q40
Q46
Q39
Q38
Q32
Q34
Q47
D27
D28
IC3
Q77
D82
D86
D87
Q80
IC16
Q79
D49
D75
Q80
4
Q80
0
Q80
8
Q80
7
Q80
5
D48
D45
Q69
D80
Q803
Q806
IC2
D47
D44
Q22
IC7
IC6
Q49 D84
D79
D85
Q35
Q33Q48
Q76
D33
IC14
IC8
IC4
Q78
Q50
R21
7
R21
3R
290 R36
6
R36
8C
386
R21
5
R21
8C
276
C37
9C
378
C31
1
C40
9C
407
R41
7R
416
C40
6
C38
0C
381
C38
2C
383
C30
3
C40
8
R42
0
R31
4R
315
R40
2
R24
9
R27
5R
253
R17
5
R19
5R
198
R18
4
R19
2R
190 R
193
R20
0
R20
3
R20
2
R20
4R
205
R39
3R
255
C27
7
R24
8
R20
9
R24
6
R21
0
C23
9
C24
1C
242
C24
3
C28
0C
281
R17
6
R89
R90
C27
2
C29
2C
404
C28
8
C29
5
C29
0
C29
1
R26
5
R27
0R
267
R15
4R
212
C26
2
R26
6
R28
4
C31
8
C22
8
C23
4
C17
1
C12
0C
124
R83
R80
R75
R70
R69
R72
R71
R73
R74
C12
7
C14
2
R14
7R
144
R14
1R
146
R11
9
R12
1
R13
1
R12
7
R12
2
C19
0
C18
9C
184
C18
0C
179
C14
1
C17
4
C37
3
C37
2
C37
4
R23
5
R34
8
R39
6 R37
3
R39
8
R39
7R39
5
R23
7
R24
0R
244
R35
8
R29
2
R28
8
R28
7
R28
6
R28
1R
282
C31
7R
280
R24
1 R24
2
C37
0
C36
6
C80
1C
802
C80
4
C81
1
C81
3R
817
R81
5
R80
2R
819 R81
1R
809
R80
6R
807
R36
1
R333
R142
R54
338 C353R337
C258R219
R216R214
R233
R125
R123
R134
R128C183R135
C176 R124
R120
R117
R245
C182
C131
C128
C178 R129
R94
R68R77
R76
R79
C123
C121
C122
R362
C371
R804
R239 R238
C275
R349
R394
R392
R391
R390
R389
C368
C140
C396C395
C399
C284
C220
C240
C227
C237
R250R247
C398C397C393
C394
R277R276
R403
R257
R274
R207
R196
R208
C224
C133 C132
C135C136
C130
C297
R269R263
R262
C252
R268
R86
R88
R81
R180R177
R260
R259R264
C293
R261
R294
R289R291
C325
C316
C315 R279
R359
C812 R814 R816 R803C814R818
C314
R225
C253
R153
R221
R191
R194
R254
R199
R201
R223
R222C231
C230
C232
C235
C279
C233
R251
R347
R346
R418
C309
PC BOARD TK-80
Component side
Foil side
Layer 1Layer 2
TX-RX UNIT (X57-4660-21)Component side view (J72-0382-41)
Note : The components marked with a dot (•) are parts of layer 1.
85
SCHEMATIC DIAGRAM TK-80JIHGF
X57-466 (TX-RX) 2/4
C79 0.1u
R27 680
VR1
4.7k
C80 0.1u
R28 680
R3110
R2910
1010R32R30
Q72SK520(K44)
Q52SK520(K44)
RX 1st MIXQ4-7
BAL
L36R
33
270
C95
10p
C81
0.1u
C82
470p
Q62SK520(K44)2SK520(K44)
Q4 L38
C84
22p
0.01
u
C83
L37
100u
10R34
0.1uC85
L42
C93 3p
L43
1pC94
C96
100p
XF1
L85
0.22u
C413
33p
D29
1SS
355
C97
0.1u
470k
R43
1p
C10
0
CN7
TO PLL-CN501
LO1CN2
W3
2pC92
21
CN4
21
OU
T
GN
D
GN
D
IN
3SK131Q10
(M)
L44
R41
3.3k
R45
470
0.01
u
C98
R47
100
R44
0.01
u
C99
27k
R46
100k
C10
1
6pR
50 0R
49
3.3k
R48 0
IFAMPLIFIER
Q10
R51
2.2k
0.01
u
C10
2
0.01
u
C10
32.
2k
R52
2SK520Q11
(K43)
2SK520(K43)
Q12
L49
2.7k
R53
0.01
u
C10
4R
54
100
L48C116
0.01u
C11
7
20p
R66 1k
RX 2nd MIX
Q11,12
R55
1k
0.01
u
C11
8
R415
68
C11
9
0.01
u
R67 1k
CN3LO2
TO PLL-CN502W2
D31DAN235K
SWITCHING
100u
L45
C10
60.
01u
C10
5
470p
R57 1k
R59
22
56R56
R58
470
C107
0.01u
27R60
R61 68
C10
8
0.01
u
2SC2954Q13
C11
1
27p
R356
0
470p
C10
9
C11
0
0.01
uR
62 1k
0.01
u
C11
2
L46
AMPLIFIER
Q13
DAN235KD30
SWITCHING
TP9
R65 1k
C11
5
1u
C11
4
1000
p
R63
10k
R64
680
R42
3
6.8k
2SA1213(Y)Q17
DTA124EKQ14
FMG3AQ15
SWITCHING
Q14,15,17
L69
C20
3
UJ
8p
R159
33
R158
33
R15
5
10k
C20
2
0.01
u
R15
6
27k
R15733 L68
0.01
u
C19
8
C19
9
470p
47kVR2
180
R15
2
47k
R15
0
C197
1p
33
R160
100u
C19
6
0.01
u
R151
39L65
C19
3
UJ
8p1p
C204L64L67
0.5p
C205
C385UJ 8p UJ 8p
C384TP8
100u
L58
100
R149
C20
1
0.01
u
0.01
u
C19
4
0.01
u
C19
5
L66
100
R148
100u
L62
0.01
u
C19
2
0.01
u
C19
1
R14
7
330
C19
0TX 1st
C18
933
0
R14
6
Q25,26
0.01
u0.
01u
Q253SK131
(M)
Q263SK131
(M)
L63
33
R142
R14333
20p
C18
8
5p
C18
5
L61
4.7k
R145
C18
7
0.01
u
82k
R13
9
3300
p
C18
6
R140
10k
R141
33
33R144
1kR138
TH5
3k
D48RN731H
R135
820
0.01uC184
100
R13
6
C18
0
0.01
u
C18
20.
01u
0
R13
7
L60
5.6k
R118
C17
2
0.47
u
0.01
u
C17
1
D86
1SS
355
1SS
355
D87
22k
R120
C17
3
0.1u
1SS355
D47
C176
0.047u
R124
2.2k
R12
247
k
R12
1
47k
C175
0.1u
C17
4
0.01
u
R123
47k
R12
5
33
2SC2712(Y)Q23
C18
1
470p
Q22FMC2
SWITCHING
DC LPF
Q23
R11
9
47k
D6802CZ3.6(Z)
1SS355D69
R32
8
8.2k
R32
7
3.3k
C34
7
100p
C34
6
0.01
u
R32
6
3.3k
4.7u
25C
345 +
R32
9
4.7k
R32
52.
2k L84100u
2SK208(GR)Q64
(Y)2SC2712
Q65
AMPLIFIERQ64,65
ZENERDIODE
D69
PREVENTIONREVERSE-FLOW
BIAS
1,2
BU2099FVIC15
LCK Q10
19
17
18
201VDDVSS
OE
Q11
SO
NC
CLK
DATA
2
4
3
13
11
12
16
14
15
Q2 Q7
Q9
Q8
Q0
Q1
5
7
6
Q6
Q5
Q3
8
Q410
9
R38
9 10
0k1 2
R39
0 10
0k
3R
391
100k
4R
392
100k
R34
9 10
k
0.01u
C358
1 2
RBK
34
I/O PORTEXPANSIONTP1
Q10LCK
7
Q1
Q0
Q4
Q3
Q29
10
7
6
8
12Q6
Q511
Q7
Q9
Q8
15
14
13
CLK
DATA
NC
VSS
4
3
5I/O PORTEXPANSION
1
2OE
SO
Q1116
18
17
IC16BU2099FV
VDD19
20
0.01u
C359
DTA124EKQ76
Q77FMA5
Q78FMA5
8
10k
R347
D27
1SS
355
R33
4
680
C35
2
1000
p
R33
5
680
2SA1213(Y)Q71
SWITCHING
SWITCHING
Q77,78
65
2
10
DTC143TKQ70
Q70-72,74
SWITCHINGQ74
FMG3A
C35
3
1000
p
1k
Q72
R33
8
2SA1213(Y)
1k
R33
7
IC15
R336
10k
3-9
4 5
1
3
2
NJM2904MIC12
8
7
6
AMPLIFIER
R34
0
0R
383
10k
R37
8
R38
2
560k R379
39k
R37
7
220k
0
R341
R381680k
C35
7
0.1u
C35
4
0.04
7u
C35
5
1000
p
R34
4
100k
R380
39k
R34
3
100k
R345
1k
R376
1k
8
7
C35
6
0.1u
R37
5
100
100k
R34
2
150k
DTC114EKQ82
DTC114EKQ83
SWITCHING
Q82,83
63
2,10
3,6-
8
47kVR14
15k
R40
056
kR
399
R33
9
22k
R38
4
0
0R369
4
251
7
HSM88ASD76HSM88AS
D73
1,2,
4,5,
7
M62363FPIC13
VO
6V
O3
VI1
VO
2
VO
1
VD
D
VI2
LD DI
VI3
CLK
VI8
VO
7
VO
8
RE
SE
T
GN
D
VI6
DO
VD
A
VI7
21 16 1415 1322 171920 18
105 986 742 31 11 12
2324
VI4
VO
4
VI5
VO
5
REVERSE-FLOWPREVENTION
D73,76
6 3
R358
100
0.01uC368
1 5 4
9
D/ACONVERTER
MICOMIC
MMU1AMUT
R34
6
10k
RXB
10kR348
AGC
8F
RXS
ALC
CKY
TXS
ALC8F
TGC
MMU2
TGCCAR
8A
AMB
14AF
TXB
5A
SWITCHING
D29
8F
TX2
8A
AMB
5A
TXB
14AF
8F
FEN1
ALC
TXB
TXS1
TXS2
TX1
RAB
AIPB
RXB
RXS1
RXS2
RXBRATB
D47,86,87
REVERSE-FLOWPREVENTION
PINDIODE
SWITCHING
D27
LO1
LO1
MCF WAVEFORM ADJ MCF WAVEFORM ADJ
MCF73.045M
MIX
RXB
SWR
VSR
VSF
IF4
IF3
IF2
IF1 A
GS
NB
S
AB
K
SC
B
VO
XS
VC
AS
RB
K
PL
FEN2
VSRM
FEN3
AIP
TX
C
VSFM
PO
C
(5V
)
VE
N1
UC
K
UD
A
AFC
1
1
1
33
2 2
3
4
555
5
2
1
3
3
3
4
T : 0VR : 5.0V
T : 0VR : 13.1V
R : 13.1VT : 0V
1.8V
1.7V
2.7V
7.7V R : 4.6VT : 0V
T : 0VR : 4.6V
T : 0VR : 7.6V
R : 7.6VT : 0V
1.7V2.4V
7.4V
: 0V
: 13.4V
AIP ON : 13.5VAIP OFF : 12.7V
AIP ON : 13.5VAIP OFF : 0V
R : 0VT : 2.8V
R : 0VT : 2.8V
T : 2.2VR : 0V
R : 0VT : 2.2V
R : 0VT : 1.2V
T : 1.2VR : 0V
R : -4.0VT : 1.7V
R : -4.0VT : 1.7V R : -4.0V
T : 1.5V
T : 1.5VR : -4.0V
MAX POWER : 0.9VHI POWER : 0.7VMID POWER : 0.64VLOW POWER : 0.6V
R : -4.0VT : 8.0V
R : 0VT : 5.3V
R : -0.4VT : 6.7V
8.0V
R : -1.0VT : 6.0V
0V0V
7.9V7.9V
0V7.9V 0V
5.0V
5.0V
7.9V 7.9V
0V7.9V7.9V
7.9V7.9V
0V0V
5.0V
AIP ON : 0VAIP OFF : 13.4V
5.0V7.9V
7.9V
5.0V
T : 4.9VR : 0V
T : 7.2VR : 8.0V
T : 8.0VR : 7.3V
0V
5.0V
R : 5.0VT : 0V
AIP ON
AIP OFFAIP OFF
AIP ON: 0V
: 4.9VAIP OFF
AIP ON: 0V
: 13.4V
7.9V 0V
7.9V
5.0V
0V
R : 3.2VT : 0V
R : 8.0V
T : 8.0V
8.0V
T : 7.4VR : 0V
0V
LOW : 3.1V
0V
TX-RX UNIT (TX-RX SECTION)(X57-4660-21)
86
TK-80 SCHEMATIC DIAGRAMK L M N O
X57-466 (TX-RX) 3/4
D45
R83
1.2k
C131
0.01u
2
NBGNBI
TO PLL-W1
W1 1
Q18RU201
L500.1u
C12
1
2p
100R69
C12
0
10p
C12
4
0.01
uC126
0.1uR
75
22k
R72
100
C122
0.01u
100k
R73
4.7k
R70
0.01
uC
125
33k
R71
0.01uC123
R68
10k
5kTH1
3SK131(M)
Q19
C12
7
0.01
u
470
R74
L51
100
R77R78
4.7k
10k
R76
Q202SC2712(Y)
0.01u
C129
D34DAN235K
L55
100u
10k
R79
DAN235KD37
DAP236KD36
DAP236KD40
D41DAP236K
R95
0
0R94
0.01uC147
680R97
0.01uC151
SWITCHING
Q18,19
AMPLIFIER
L52
100u
C12
80.
01u
R80
1.2k
10u
L57
R87 27
C13
4
0.01
u
220
R85
470
R86
TH
2
500
5.6u
L56
L59
100u
C13
6
0.01
u
100
R88
R90
1.2k
100k
R89
0.01
uC
133
C1350.01u
C13
2
0.01
u
RLS
135
D35 C14
1
10p
DAP236KD32
DAP236KD38
R96
680
C14
6
0.01
u
C14
8
4p
C14
9
20p
XF31/2 2/2
XF3
1.5k
R10
0C
152
0.01
u100
R98 R385
1001
DAP236KD430.
01u
C15
3R
101
1k 1.5k
R10
50.
01u
C15
8
C15
53p
330R102
0.01uC154
0.01uC157SSB W
OPTION
10p
C14
0
100
R103R386100
2
D42DAP236K
C14
2
10p
D39DAP236K
1k
R10
6C
159
0.01
u
R108
100
C1600.01u
3pC16
1
R107390
C1630.01u
R11
01.
5kC
164
0.01
u 100
R3873
XF2
OPTIONCW
4pC
167
R112470
R113
100
C1660.01u
1k
R11
1C
165
0.01
u
C1690.01u
R11
61.
2kC
170
0.01
u
100R388
4
220R115
3p
C16
8
3SK131(M)Q24
1kTH
4
C17
9
R13
0
330
0.01
u
TH33k
C1770.01u
1k
R126
R12
8
6.8k
680
R13
1
0.01
u
C17
8
R12
7
680
10k
R13
2
C18
3
0.01
u
R134
22k
22k
R12
9
100
R13
3
1SS355D44
33kR117
LED
TP7
AMPLIFIER
REVERSE-FLOWPREVENTION
D44
NJM2904MIC14
AMPLIFIER
R39
6
100k
C37
3
100p
R39
5
100k
C372
0.01u
R397
100k
C37
4
100p
R39
8
100k
R261
4.7k
Q24
100
R37
3
2
3
4 5
6
1 8
7
2.2kR394
R22
4
180
Q402SK208(GR) 10
00p
C26
2
10u16+
C261100
R225
4.7u
25C
260 +
82k
R22
0
1MR22
2
100R221
10u16+
C259
1kR223
1
2SC2712(Y)Q21
SWITCHING
D32,34-43
AMPLIFIER
AMPLIFIER C25
8
0.01
u
47u1
6C
257 +
10u16+
C256
R21
9
10k
100k
R21
4
560
R21
8
5.6k
R21
6
10u16+
C255
100u
10C
254 +
100R213
22k
R21
5
2.2kR217
2SC2712(Y)Q39
AMPLIFIER
2
7
6
4
5
8
11
10
9
1
3
2
BU4066BCFVIC3
14
13
12
SWITCHING
C2770.033u
0.1uC280
22k
R24
6C
281
3300
p
R25
4
100k
R39
3
100k
100k
R25
5
8 6
Q47DTA124EK
SWITCHING
1SS
355
D82
D84
1SS
355
D85
1SS
355
0.1uC284
3.3kR257
1kR
249
4.7k
R25
0
47k
R24
7
10u1
6C
283 +
2.7k
R25
222
0R
251
22u1
6C
282 +
27k
R24
8
4.7k
R25
3 2.2k
R27
4
Q482SC2712(Y)
Q492SD1757K
R27
5
100k
41 32IN
1
OU
T1
NF
1
IN2
76 85
OU
T2
VC
C
ALC
GN
D
9
UPC1313HAIC9
NF
2
AMPLIFIERMIC
1SS355
D79
1SS355
D83 4.7kR404
10k
R40
2
10u1
6C
387 +
100kR403
2SC2712(Y)Q75
SWITCHING
AMPLIFIER
SWITCHING
Q49
Q48
2.2u
50C
326 +
VSS
VDDTP6
TC4S66FIC8
SWITCHING
100k
R28
9
560
R28
6
33k
R28
81uC41
1
100k
R291
4.7u
25C
321 +
R287
22k
3.3k
R293 1uC412
4.7k
R29
2
4.7u
25C
324 +
R29
4
470k
+
C32
24.
7u25
AMPLIFIER
2SC2712(Y)Q54
100k
TH
1
2.2u10
+
C323TP5
HSM88ASD59
DETECTION
R359
10k
2.2u50
+
C320
C31
910
0u10 +
100R285
2,5,
6,8,
9
5
2
9
15
12
C32
5
2200
p
C31
6
100p
R28
0
3.3k
R281
8.2k
10kVR11
C31
5
100p
100pC317
10kR282
Q52DTC114EK
R424
10k
12,1
5,16
16
17
DTC114EKQ84
DTC143TKQ85
VR947k
C31
80.
1u
21
R42
2
0R
276
220k
470p
C30
9
R42
1
010
0kR
277
47kVR10
C30
3
4700
p
C3112200p
BZ
SIDE
5.6k
R42
0
C40
9
0.01
u
100
R41
90.
01u
C40
8
0.022u
C407
1MR41
8
2200p
C406
5.6k
R416
15kR417
Q792SC2712
(Y)
AMPLIFIER
1413
3
1SS355
D81
8200
pC
279
10kR284
AGCRXB
10.695M RXTXB
BMDO
AMBSCB
SSBCW
AM
8FTXB
BMDI
8A
RBK
AMB
14AF5A
MIC
REVERSE-FLOWPREVENTION
D79,81-83
SWITCHING
REVERSE-FLOW PREVENTIOND84,85
RBK
8A
AMB
14AF
TXB
5A
MICOMIC
MMU1
CARTGC
AMUT
MMU2
TGC
ALC8F
TXS
ALC
CKY
RXS
RXBAGC
8F
-6V
AFC
AMUT
MIC
G
PK
D
PK
DG
PAC
VAF
VC
AS
SC
B
ABK
ANO
AF
10.695M MCF
10.695M MCF
IF1
IF2
IF3
IF4
3
4
4
4
4
4
4 4
4
5 5
3 3
5
5
5
3
3
3
6
6 6
7
3.7V
7.8V
7.6V
2.8V
1.9V
T : 8.0VR : 0V
7.1V
7.9V
2.75V
0.15V
7.9V
R : 1.9VT : 1.9V
T : 5.3VR : 0V
5.0V
0V
4.5V
0.56V
2.1V
4.1V1.6V
1.0V
4.1V
2.5V
2.0V
0V
6.6V
1.2V 7.6V 1.4V0V 1.2V
AM: 2.6V
4.0V 7.9V
4.3V
AM : 0.6V
7.9V
R : 0.7VT : 0V
T : 2.1VR : 0V
R : -2.1VT : 2.7V
TX-RX UNIT (TX-RX SECTION) (X57-4660-21)
87
SCHEMATIC DIAGRAM TK-80
7
6
5
4
3
2
1
TSRQP
X57-466 (TX-RX) 4/4, X45-352 (B/2) 1/1
100
R19
5
0.01
uC
237
47p
C245
R20
6
100k
C24
6
220p
4.7kR207
1k
R208HSM88AS
D55
220k
R19
6
10p
C23
9
2.2k
R19
7
2SC2712(Y)Q33 D54
HSM88AS
3p
C240
R20
0
100k
C24
1
220p47
u
L77
R19
9
470
5.6k
R19
8
47R175
0.01
u
C22
0
C21
9
0.01
u
(M)
Q303SK131
0.01
u
C22
2
470
R17
8
33k
R17
7
L75
C225
47p
100k
R17
6
22k
R18
010
0
R17
9
C22
4
0.01
u
RLS
135
D33
R18
1 10
k
TH
6 5k
VR447k
(M)3SK131
Q31
C23
8
0.01
u
0.01u
C227
C22
80.
01u
R18
3
100k
33k
R18
2
R18
4
470
L76
100
R18
5
R18
6
10k
C23
0
0.01
u
220
R18
7R
188
220
0R
210
0.01
u
C23
1
D52HSM88AS
HSM88ASD53
Q352SC2712(Y)
DTC114EKQ38
C253
0.01u
R15
3
2.2k
D56
RLS135
R212
0Q36
DTC114EK
AMPLIFIER
DETECTION
DETECTION
D52-54
SWITCHINGSWITCHING
Q38
Q30,31
AMPLIFIER
RX IF BUFFER AMPLIFIERQ33
SWITCHING
100u
L79
C25
2
0.01
u
2.2kR154
1000
p
C40
4
C23
3
3900
p
0.012uC234
C23
2
0.01
u
10kR190
R194
1k
R192
220kC
236
1uR
191
2.2k
C23
5
3300
p
22k
R193
Q322SC2712(Y)
220kR204
C2420.01u
1k
R205
220k
C24
4
R203
1u
C243
0.033uR209
220k
2SC2712(Y)Q34
2.2k
R20
2 Q34
AMPLIFIER
Q32
AMPLIFIER
4 5
NJM2594V
1
3
2
8
7
6
IC4
2.2kR271
0.01
u
C29
7
R27
2
2.2k
220
R26
8
0R
270
0.01
uC
295
330R267
220kR269 T
H10
5k
1kTH8
1kTH
9
10k
TH
7
R26
6 1k
C29
3 0.
01u
22u1
6C
294 +
2SC2712(Y)Q51
VR710k
220k
R263
10kVR8
220k
R264
HSM88ASD63
4.7u25
+
C289
1kR
260
R25
818
0k1u
C28
7
2SC2712(Y)Q50
C292
0.01u
3.3k
R26
2
C29
1
0.01
u5p
C28
8
0V6.4V
2.8V5.6V
2.7V4.8V
2.7V0V
C28
6
1u
R259
100
AMPLIFIERAMPLIFIER
Q50
PREVENTIONREVERSE-FLOW
CARS
CARS
1
BS
1
BS
2
PO
GN
D
OU
T2
VC
C
IN2
NF
2
5
DC
2 3 4 986 7
OU
T1
PO
GN
D10
NF
111
PIG
ND
12
IN1
13
100
R27
847
u16
C40
2 +
R40
7
47k
C31
2
0.01
u
47u1
6 +
C31
0
470u
16C
313 +
0.01
u
C30
7
100
R40
647
u16
C30
5 +
100u
16C
308 +
LA4446IC7 AUDIO AMPLIFIER
0.1u
C30
6
330u
16C
401
4.7
R40
1N
C
NC
7O
UT
BA
L
NC
VO
L9 108
CL
CH
CLB
64 5
18O
UT
RIP NC
TR
B1617 15
CL
CLBCH
21 20 19
TA8184F
GN
D1
IN
32
VC
C IN
24 23 22
IC6
CH1
CONTROL,BIAS,REF VOLTAGE CIRCUIT
BASS/TREBLE VOLUME/BALANCECH1
VOLUME/BALANCEBASS/TREBLECH2 CH2
RE
F1211
LOU
1314
ELECTRICALVOLUME
1u50
C38
9 +C39
9
10u1
6C
388 +
C38
6
0.04
7u
R36
7
33kC39
8
C39
7
10u16C391
R368
47k
BA
S
LAD
J
C39
6
C39
4
C39
5
C39
3
10u1
6C
392 +
100R290
47u1
6C
390
+
R36
6
0
4
3
1
67
82
5
C26
7 10
00p
C26
6 10
00p
C26
5 10
00p
C26
4 10
00p
C26
3 10
00p
D49
1SS
355
1
4
3
1SS355D28
Q81DTC114EK
Q80DTA114EK
21
47kR201
47uL78
ACC2J2
CARCAR
GND
1
2GND PLL-CN503
CN9 W4
CN10
SP
SPG SP
2
1
J5
EXT. SP2
C378
0.01u
0.01u
C379
2
C29
6
0.01
u
R27
3
100
100u
L53
C13
0
0.01
u
R81
1.2k
100
R265BALANCEDMODULATION
IC4
D63
3
1CN11
PH1
PH2
PHG
3
1
100R801
100R800
PHONES
LCD ASSY
MIC
MICGNC
5
MIC
CN121
SPO
SPOG
AGND
SPO
SPOG
MICG
BU4066BCFV
6
7
5
4
2
3
1SWITCHING
IC1
9
8
10
11
12
13
14
CN131
AFAFG
MIC
MICG
4
AFG
MICG
MIC-CN1
AF
SEL-CALL
(OPTION)
C30
4
0.1u
R40
8
4.7
10k
R27
9
1000
p
C31
4
R23
5
47k
4.7u50+
C271
R23
6
1k1u50
C27
2 +
10u16+
C270
R23
7
0.22
u50
470k
C27
3 +4.
7u50
C27
4 +R
239
8.2k
10kVR6
R23
8
10k
NJM2904M
4
2
3
1
5
6
7
8
IC2
1 2
C36
6
1000
p
C36
7
1000
p
RB
KR
TK
3N
BS
VO
XO
7V
OX
S SP
5A 8A
4
8F
MIC
TO PLL UNIT
+
R244
100k
TP3
R241
R240
330
0.01
uC
275100k
R242
82k
R24
3
39k
23
6
4
15
J1ACC1
C38
3 10
00p
C38
2 10
00p
C38
1 10
00p
C38
0 10
00p
1000
p
1000
p
1000
p
1000
p10
00p
1000
p
1000
p
IC1
AMPLIFIER
R28
3
0
1 2 3 45
1
3
27kR405
GN
D26 25
SS
2324K
EY
KY
S
2122F
EN
1
UD
A
1920U
CK
VE
N1
1718F
EN
2
FE
N3
1516V
SR
M
VS
FM
1314S
M
TX
C
1112R
XC
CK
Y
910B
SY
BZ
78S
IDE
VA
F
56A
MU
T
TX
D
34R
XD
CT
S
12R
TS
DG
ND
CONTROL-CN4
UD
A
GN
D
SS
KE
Y
KY
S
FE
N1
RX
C
UC
K
VE
N1
FE
N2
FE
N3
VS
RM
VS
FM
SM
TX
C
CK
Y
BS
Y
BZ
SID
E
VA
F
AM
UT
TX
D
RX
D
CT
S
RT
S
DG
ND
54321
6 7 8 9 11 1210 14 15 16
17
119
R23
30
R24
5
4.7k
Q46DTC114EK
SWITCHING
C36
2
47p
100
R35
2
3
13
R35
010
047
p
C36
0
1
R35
410
047
p
C36
4
5
R35
310
047
p
C36
3
4
100
R35
1
2
C36
1
47p3
D61
1SS355
1SS355
D60
KEY
C37
7
1000
p
1000
p
C37
6
J6 CN14
0.01
uC
290
AGCTP2
4
C27
6
0.01
u
100
R35
5C
365
47p
D60,61
PREVENTIONREVERSE-FLOW
SWITCHING
D33
SWITCHING
Q80,81
8A
RBK
14AF5A
AMB
MIC
BMDI
SSBCW
AM
8FTXB
SCBAMB
AGCRXB
BMDO
TXB10.695M RX
J800
CN800
TO
D28 SWITCHING
REVERSE-FLOWPREVENTION
D49
1
IFGAIN
RXC
-CN2
PKDGPKD
PKS
ANO
PSQ
GND
RTKSS
PSQ
RT
S
CT
S
RX
D
TX
D
DG
ND
14AG
AG
S
+
(X45-352) (B/2)FINAL UNIT
3
5
3
5 5
5
6 6
7 7
7
7
7 8
8
8
8
8
88
8
4.4V
4.2V
7.2V
1.9V
7.0V
1.9V
7.0V
T : 5.2VR : 0V
1.5V
: 3.8VSSB. CW
SSB. CW : 6.2V
AM : 6.2V
AM : 3.8V
R : 0VT : 1.1V
7.6V
3.7V4.3V
R : 0VT : 0.4V
R : 0VT : 3.4V
6.8V0V
12.8V 11.7V 0V1.2V
0V
1.1V
11.7V
6.8V
0V
0V
3.8V
0V
0V
0V
3.6V
3.0V
12.8V
3.9V3.8V0.4V2.4V6.2V 3.1V
0V
4.1V3.1V3.9V3.8V0V
2.6V
5.0V
2.9V
2.8V
5.0V
2.3V
2.3V
0V
0.3V
KEY UP : 5.0VKEY DOWN : 0V
TX-RX UNIT (TX-RX SECTION) (X57-4660-21)
D67
D45
CN1RAT
FINAL-CN7
RAT
DRV
-CN1FINAL DRV
CN19
J3RELAY
ALCJ4
0R
413
-CN10
VSR
VSF
GND
14AG
TXB
14AF
8A
14S
FINAL
1
8
CN15
2
1
C36
9
0.01
u
RLS
245
D66
0.01
u
C33
7
R31
2
4.7k
R31
3
4.7k
Q582SC3649(S,T)
SWITCHING
RL2
S45
D2
D1
V08
(G)
0.27uL1
C2
7pC
1
47p
C3
39p
0R1
(3216)0.1uC6
1SV128D5
0.01
u
C7
R4
4.7kR3
4.7k
Q12SD1757K
SWITCHINGD5C
8
0.1u 1uC9
1mL3
V08
(G)
D4
100
R5
4.7u
25C
10 +
TP4 0.01
u
C11 R6
2.2k
R7 180
R24 4.7k
2SA1213(Y)Q2
DTC143TKQ3
0.1u
C19
RLS135D7 L7
6.8u 6.8uL8
100R8
100R2
D8
RLS135
C16
2200
p
4700
p
C17
2200
p
C18
0.01
u
C20
C21 1uR42 0
R9
150
RLS135D23
SWITCHINGQ2,3
B1
RLS135D9
6.8uL11
C22
3900
p
1.8u
L10
C23
0.1u
1000
pC
24
R11
120
1000pC25
1000
p
C26
1.8u
L12
3900
p
C27
0.1u
C28
RLS135D10
B2
390pRLS135 5.6u
1000
p
B3
C30
0.1u
C31
R13
C29
1800
p
L13
1.2u
D11 L14RLS135
1000
p
0.1u
120
C35
C33
1800
p
C34
L15
1.5u
C32 D12
D14C39D13270p
C37
B4
R15
C38
0.1u
1000
p
C36
RLS135
0.82
uL1
6
1000
p
2.7u
1000
p0.
1u
C40
C42
120
1000
p
RLS135
0.82
u
L18
C41
L17
D16C46D15120p
C44
B5
R17
C45
0.1u
1000
p
C43
RLS1350.
47u
L19
820p
2.7u
820p
0.1u
C47
C49
120
1000
p
RLS135
0.47
u
L21
C48
L20
D18C53D1782p
C51
B6
R19
C52
0.1u
1000
p
C50
RLS135
0.27
uL2
2
680p
1.8u68
0p0.
1u
C54
C56
120
1000
p
RLS135
0.27
u
L24
C55
L23
D20C60D1968p
C58
B7
R21
C59
0.1u
1000
p
C57
RLS135
0.22
uL2
5
330p
1.2u
330p
0.1u
C61
C63
120
1000
p
RLS135
0.22
u
L27
C62
L26
D22C67D2147p
C65
B8
R23
C66
0.1u
1000
p
C64
RLS135
0.15
uL2
8
220p
0.82u
220p
0.1u
C68
C70
120
1000
p
RLS135
0.15
u
L30
C69
L29
SWITCHING
D9-22
L4
1m
0.1u
C13
1m
L6 D6
LFB01
4.7uL5
C15
1800p
C12
1800p
C14
4700
p
L73C218
0.1u
R17
4
1k
R16
556R16
8
2.2k
R17
0
560
C212
0.1u100uL74
10u1
6C
216 +
C21
7
0.1u
R17
3
33
R17
2
33R17
1
33
R16
9
100
0.1u
C21
5
82R
166
L7210u 2.2k
R167
2SC2954Q29
Q29
LFB01
D51
SWITCHING
Q1
SWITCHING
DRIVE AMP
OUTIN
GND
F1
0.8A
C33
9
0.01
u
47u1
6C
340 +
100u
16C
338 +
IC11TA78L05F
REGULATOR
R31
4
100
R31
5
100
100u
16C
341
+
2SD1624(S)Q59
R36
2
2.7kC37
0
0.01
u
C37
1
0.01
u
02CZ4.7(Y)D80
02CZ3.3(Z)D75
FILTERRIPPLE
ZENER DIODE
D75,80
220
R36
0
1k
R361
B3
B2
6 7
B4
UE
N
NC
4 53
11B
6
B7
10
B5
UC
K
UD
A13 1214
GN
D1 2
IC10
5V
UPD6345GS
16 15
8B
1B
89
I/O PORTEXPANTION
R29
9 10
k
R30
0 10
k
R30
1 10
k
R30
2 10
k
R30
3 10
k
R30
4 10
k
R30
5 10
k
R30
6 10
k
B1B2B3B4
B6
B8B7
B5
C32
7
0.01
u
0.1u
C32
8
12
3
1m
L81
SWITCHING
SWITCHINGRLS135
D240.27uL31 L32
0.27u
L34
1m
C71
68p
C75
68p
C73
150p
C72
6p
C74
18p
C77
0.1u
C78
1000
p
R26
150
L33
R25
470
C76
0.1
u
C79 0.1u
R27 680
VR1
4.7k
C80 0.1u
R28 680
R3110
R2910
1010R32R30
Q72SK520(K44)
Q52SK520(K44)
RX 1st MIXQ4-7
BAL
L36
R33
270
R93
1k 47u
L35 C95
10p
C81
0.1u
C82
470p
Q62SK520(K44)2SK520(K44)
Q4 L38
C84
22p
0.01
u
C83
L37
100u
10R34
0.1uC85
L42
C93 3p
L43
1pC94
C96
100p
XF1
L85
0.22u
C413
33p
D29
1SS
355
C97
0.1u
470k
R43
1p
C10
0
R83
1.2k
C131
0.01u
CN7 2
NBGNBI
TO PLL-W1
W1 1
TO PLL-CN501
LO1CN2
W3
2pC92
21
CN4
21
OU
T
GN
D
GN
D
IN
3SK131Q10
(M)
L44
R41
3.3k
R45
470
0.01
u
C98
R47
100
R44
0.01
u
C99
27k
R46
100k
D23.24
SWITCHING
C10
1
6pR
50 0R
49
3.3k
R48 0
IFAMPLIFIER
Q10
R51
2.2k
0.01
u
C10
2
0.01
u
C10
32.
2k
R52
2SK520Q11
(K43)
2SK520(K43)
Q12
L49
2.7k
R53
0.01
u
C10
4R
54
100
L48C116
0.01u
C11
7
20p
R66 1k
RX 2nd MIX
Q11,12
R55
1k
0.01
u
C11
8
R415
68
C11
9
0.01
u
R67 1k
CN3LO2
TO PLL-CN502W2
D31DAN235K
SWITCHING
RLS135D25 L39
3.3u
L40 L41 RLS135D26
1.5k
R36
0.01
uC
88
22R38
C86
C87
0.1u
0.1u
220R35
C89
0.1u
100
R37
C91
390
R40
0.1u
47R39 C90
0.1u
Q92SK520(K44)2SK520
Q8
(K44)
Q8,9
RFAMPLIFIER
SWITCHING
SWITCHING
100u
L45
C10
60.
01u
C10
5
470p
R57 1k
R59
22
56R56
R58
470
C107
0.01u
27R60
R61 68
C10
8
0.01
u
2SC2954Q13
C11
1
27p
R356
0
470p
C10
9
C11
0
0.01
uR
62 1k
0.01
u
C11
2
L46
AMPLIFIER
Q13
DAN235KD30
SWITCHING
TP9
R65 1k
C11
5
1u
C11
4
1000
p
R63
10k
R64
680
R42
3
6.8k
2SA1213(Y)Q17
DTA124EKQ14
FMG3AQ15
SWITCHING
Q14,15,17
D50
RLS135
R35
7
0
R16
4
150
0.1u
C20
8
L70
100uL71
C20
9
0.1u
C21
0
0.1u
R163
1k
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47k
4.7u50+
C271
R23
6
1k1u50
C27
2 +
10u16+
C270
R23
7
0.22
u50
470k
C27
3 +4.
7u50
C27
4 +R
239
8.2k
10kVR6
R23
8
10k
NJM2904M
4
2
3
1
5
6
7
8
IC2
1 2
C36
6
1000
p
C36
7
1000
p
RB
KR
TK
3N
BS
VO
XO
7V
OX
S SP
5A 8A
4
8F
MIC
TO PLL UNIT
+
R244
100k
TP3
R241
R240
330
0.01
uC
275100k
R242
82k
R24
3
39k
23
6
4
15
J1ACC1
C38
3 10
00p
C38
2 10
00p
C38
1 10
00p
C38
0 10
00p
1000
p
1000
p
1000
p
1000
p10
00p
1000
p
1000
p
IC1
AMPLIFIER
R28
3
0
1 2 3 45
1
3
3
27kR405
GN
D26 25
SS
2324K
EY
KY
S
2122F
EN
1
UD
A
1920U
CK
VE
N1
1718F
EN
2
FE
N3
1516V
SR
M
VS
FM
1314S
M
TX
C
1112R
XC
CK
Y
910B
SY
BZ
78S
IDE
VA
F
56A
MU
T
TX
D
34R
XD
CT
S
12R
TS
DG
ND
CONTROL-CN4
UD
A
GN
D
SS
KE
Y
KY
S
FE
N1
RX
C
UC
K
VE
N1
FE
N2
FE
N3
VS
RM
VS
FM
SM
TX
C
CK
Y
BS
Y
BZ
SID
E
VA
F
AM
UT
TX
D
RX
D
CT
S
RT
S
DG
ND
54321
6 7 8 9 11 1210 14 15 16
17
119
R23
30
R24
5
4.7k
Q46DTC114EK
SWITCHING
C36
2
47p
100
R35
2
3
13
R35
010
047
p
C36
0
1
R35
410
047
p
C36
4
5
R35
310
047
p
C36
3
4
100
R35
1
2
C36
1
47p3
D61
1SS355
1SS355
D60
KEY
C37
7
1000
p
1000
p
C37
6
J6 CN14
D3
RLS
245
C21
4
0.1u
10u1
6C
211 +
0.1u
C21
3
R298
100
0.01
u
C40
3
33R22
33R20
33R18
33R16
33R14
33R12
33R10
RXBRATB
RXS1
RXS2
RXB
AIPB
RAB
TX1
TXS1
TXS2
TX2
TXB
ALC
FEN1
8F
AMBTXB
14AF5A8A
RXB
10kR348
AGC
8F
RXS
ALC
CKY
TXS
ALC8F
TGC
MMU2
TGCCAR
8A
AMB
14AF
TXB
5A
1SS355
D81
8200
pC
279
10kR284
AGCRXB
10.695M RXTXB
BMDO
AMBSCB
SSBCW
AM
8FTXB
BMDI
8A
RBK
AMB
14AF5A
0.01
uC
290
AGCTP2
4
C27
6
0.01
u
100
R35
5C
365
47p
ABSORPTIONLIGHTING SURGED1-4
SWITCHING
TX 2nd MIX
Q27,28
REVERSE-FLOWPREVENTION
D70
SWITCHING
D29
8F
MIC
REVERSE-FLOWPREVENTION
D79,81-83
SWITCHING
D60,61
PREVENTIONREVERSE-FLOW
REVERSE-FLOW PREVENTIOND84,85
SWITCHING
D33
SWITCHING
Q80,81
RBK
8A
AMB
14AF
TXB
5A
MICOMIC
MMU1
CARTGC
AMUT
MMU2
TGC
ALC8F
TXS
ALC
CKY
RXS
RXBAGC
8F
TX2
8A
AMB
5A
TXB
14AF
8F
FEN1
ALC
TXB
TXS1
TXS2
TX1
RAB
AIPB
RXB
RXS1
RXS2
RXBRATB
8A
RBK
14AF5A
AMB
MIC
BMDI
SSBCW
AM
8FTXB
SCBAMB
AGCRXB
BMDO
TXB10.695M RX
J800
CN800
ABSORPTIONSURGE
D66
REVERSE-FLOW
D72
PREVENTION
SWITCHING
D50
D47,86,87
REVERSE-FLOWPREVENTION
PINDIODE
SWITCHING
D27
TO
D28 SWITCHING
REVERSE-FLOWPREVENTION
D49
1
(5V
) -6V
PO
C
RX
B
LO1 LO1
LO1LO1
ALCVOLTAGE
MCF WAVEFORM ADJ MCF WAVEFORM ADJ
MCF73.045M
MIX
RXB
SWR
VSR
VSF
IF4
IF3
IF2
IF1 A
GS
NB
S
AB
K
SC
B
VO
XS
VC
AS
RB
K
PL
FEN2
VSRM
FEN3
AIP
TX
C
VSFM
PO
C
(5V
)
VE
N1
UC
K
UD
A
AFC
-6V
AFC
AMUT
MIC
G
PK
D
PK
DG
PAC
VAF
VC
AS
SC
B
ABK
ANO
AF
10.695M MCF
10.695M MCF
IF1
IF2
IF3
IF4
IFGAIN
RXC
-CN2
PKDGPKD
PKS
ANO
PSQ
GND
RTKSS
PSQ
RT
S
CT
S
RX
D
TX
D
DG
ND
14AG
AG
S
14AG
FEN1
+
TX-RX UNIT (TX-RX SECTION) (X57-4660-21)
(X45-352) (B/2)FINAL UNIT
1
3
11
1
1
3
1
1
3 3
2
3
2 2
3
4 4
4
4
4
4
4 4
4
555
5
5 5
3 3
5
3
5
3
5 5
5
5
5
2
3
3
3
22
2
2
1
3
3
3
4
6
6 6 6 6
7 7 7
7
7
7 8
8
8
8
8
88
8
T : 0.7VR : 0V
T : 0VR : 9.7V
T : 0VR : 13.4V
T : 12.9VR : 0V
T : 12.9VR : 0V
R : 4.6VT : 6.6V
13.4V
13.4V
13.4V
13.4V
0.2V
13.4V
13.4V
T : 1.3V
T : 13.0VR : 13.5V
AM : 6.5dBmCW : 9dBm
5.0V8.0V
13.47V 12.8V
13.44V
T : 0VR : 5.0V
T : 0VR : 13.1V
R : 13.1VT : 0V
1.8V
1.7V
2.7V
7.7V R : 4.6VT : 0V
T : 0VR : 4.6V
T : 0VR : 7.6V
R : 7.6VT : 0V
AIP OFF : 11.1V
3.4VAIP OFF :
1.7V2.4V
7.4V
: 0V
: 13.4V
AIP ON : 13.5VAIP OFF : 12.7V
AIP ON : 13.5VAIP OFF : 0V
R : 0VT : 2.8V
R : 0VT : 2.8V
T : 2.2VR : 0V
R : 0VT : 2.2V
R : 0VT : 2.3V
R : 0VT : 1.2V
T : 1.2VR : 0V
R : -4.0VT : 1.7V
R : -4.0VT : 1.7V
T : 2.3VR : 0V
R : -4.0VT : 1.5V
T : 1.5VR : -4.0V
MAX POWER : 0.9VHI POWER : 0.7VMID POWER : 0.64VLOW POWER : 0.6V
R : -4.0VT : 8.0V
R : 0VT : 5.3V
R : -0.4VT : 6.7V
8.0V
R : -1.0VT : 6.0V
12.7V
-1.7V -0.9V
0V0V
7.9V7.9V
0V7.9V 0V
5.0V
5.0V
7.9V 7.9V
0V7.9V7.9V
7.9V7.9V
0V0V
5.0V
AIP ON : 0VAIP OFF : 13.4V
5.0V7.9V
7.9V
5.0V
T : 4.9VR : 0V
T : 7.2VR : 8.0V
T : 8.0VR : 7.3V
0V
5.0V
3.7V
7.8V
7.6V
2.8V
1.9V
T : 8.0VR : 0V
7.1V
7.9V
2.75V
0.15V
7.9V
R : 1.9VT : 1.9V
T : 5.3VR : 0V
5.0V
0V
4.5V
0.56V
2.1V
4.1V1.6V
1.0V
4.1V
2.5V
2.0V
0V
6.6V
1.2V 7.6V 1.4V0V 1.2V
AM: 2.6V
4.0V 7.9V
4.3V
4.4V
4.2V
7.2V
1.9V
7.0V
1.9V
7.0V
T : 5.2VR : 0V
1.5V
: 3.8VSSB. CW
SSB. CW : 6.2V
AM : 6.2V
AM : 3.8V
R : 0VT : 1.1V
7.6V
3.7V4.3V
R : 0VT : 0.4V
R : 0VT : 3.4V
6.8V0V
12.8V 11.7V 0V1.2V
0V
1.1V
11.7V
6.8V
0V
0V
3.8V
0V
0V
0V
3.6V
3.0V
12.8V
AM : 0.6V
3.9V3.8V0.4V2.4V6.2V 3.1V
0V
4.1V3.1V3.9V3.8V0V
2.6V
5.0V
7.9V
13.3V
0V
T : 5.9V
R : 5.0VT : 0V
AIP ON
AIP OFFAIP OFF
AIP ON: 0V
: 4.9VAIP OFF
AIP ON: 0V
: 13.4V
7.9V 0V
7.9V
5.0V
0V
R : 3.2VT : 0V
R : 8.0V
T : 8.0V
8.0V
R : 0.7VT : 0V
T : 2.1VR : 0V
R : -2.1VT : 2.7V
2.9V
2.8V
5.0V
2.3V
2.3V
0V
0.3V
KEY UP : 5.0VKEY DOWN : 0V
-6.2V
-6.3V
T : 0.7V
T : 7.7VR : 0V
T : 7.4VR : 0V
0V
LOW : 3.1V
0V
88
TK-80 SCHEMATIC DIAGRAM
7
6
5
4
3
2
1
A B C D E
X57-466 (PLL) 1/2
NBG
NBI-W1TX-RX
2
W11
0.82
u
L800
C80
1
6p
C800
0.01u
L801
47u
R80
11k
2SC2714(Y)Q801
TP801R
802
10k
Q8022SC2714(Y)
0
R819
C80
2
0.01
u22
0
R80
0
L802
22k
R804
33k
R80
5
R80
6
68k
C80
6
0.01
u
0.02
2u
C66
8
0.47
u25
C80
5 +
L803
1k
R81
0
C80
7
0.01
u
R807
10k
R80
8
10k
R81
2
220
C81
0
0.01
uR
813
10k
0.01
u
C81
9
0.47
u25
C80
8 +
1.5kR809
2SC2714(Y)Q804
2SC2712(Y)Q803 R
811
33k
C81
1
1000
p
2SC2712(Y)Q805
1k
R80
3
DTC114EKQ800
DTA114EKQ807
DTC114EKQ808
10p
C812
56k
R815
1k
R81
4
Q8062SC2714(Y)
C81
6
0.01
uC
817
1u16 +
100
R81
6
HSM276SD800
C813
0.01u
680
R81
70.
01u
C81
4
0.01
u
C81
5
6.8k
R81
8
C81
810
0u10 +
1mL804
VDD
VSS
TC4S66FIC508
L508100u
0.01
u
C52
4
220u
10C
523 +
C71
1
0.01
u
116
10 9
7F
IN
DO
18
VS
S
LD
DO
2
CN
TL
IC502
15 1416 1213
RIN
CLK
3D
ATA
SLE54
FR FV
FC
MB86001PF
21V
DD
VS
S 1k
R54
5
0.01
u
C52
2
2SC3722K(R)Q508
R54
9
68k
1k
R54
8
2SC3722K(R)Q509
R547
1.2k
1u16+
C5291u16+
C5280.01uC527
R546
18k
47u1
6C
526 +
150
R55
11.
8kR
550
R55
2
1k
Q5102SC3722K(R)
R55
3
220
0.01
u
C53
0
47u1
6C
531 +
-CN5 8
1GND
4
2
3
5
6
7
DEN1
DEN2
ABSL
CASL
PEN1
NC
PLS
15
11
9
10
12
13
14
VB3
PDA
PCK
ULK
CONTROL
VB2
VB1
VDLY
16GND
CN500
R655 100
R654 100
R656 100
R651 100
R659 100
R653 100
R658 100
R652 100
C66
3 22
0p
C65
6 22
0p
C65
9 22
0p
C65
5 22
0pD
501
1SS
355
D50
0 1S
S35
5
C654 220p
C658 220p
C657 220p
C653 220p
NBSRBK
8ARTK
100
R657
TO TX-RX UNIT
C80
4
0.01
u
VSS8 DA2
3
42
EX
IT
SLA
B21
IEN
ISC
ISD
44
43
VDD5
VSS9
CLK41
40
PHS1
PHS0
39
38
37
1110
TDA3
VDD2
NCNP
CHOP
VSS2
DA0
DA1
VSS3
8T
ES
T0
VD
D1
PR
ES
NR
ES
54
VS
S1
76
TD
A1
TD
A0
TE
ST
19
TD
A2
14
12
13
17
15
16
18
19
31V
DD
4
VS
S7
DA11
DA10
36
35
34
3233
DA3
VSS4
26
VS
S6
DA
8
DA
9
2930
DA
6
DA
72728
VS
S5
VD
D3
DA
52425
DA
423
20
21
22
3
2
1
0
1937
VDD2ISC
TE
ST
0
1 2 6 73 4 5
EX
IT
SLA
B
IEN44
VS
S1
NR
ES
PR
ES
VD
D1
TD
A2
TD
A1
TE
ST
1
TD
A0
118 9 10
TDA312
CLK
ISD
41
42
43
VDD5
38
39
40
PHS0
PHS1
VSS9
VSS2
CHOP
NCNP
15
14
13
VSS3
DA1
DA0
18
17
16
DA
6
34
35
36
DA10
DA11
VSS8
VD
D4
33 32V
SS
7
DA
728 27
DA
9
DA
8
31 30 29V
SS
6
VSS4
DA3
22
21
20DA2
DA
4
DA
52326 25
VD
D3
VS
S5
24
0
1
2
3
100u
L501
0.01
u
C50
1
100u
0.01
u
C50
0
L500
100u
0.01
u
C50
7C
506
0.01
u
L503
L502
100u
1u
C50
8
22k
R67
7
F71022ZIC500
DDS
F71022ZIC501
DDS
VR
902
10kR919
470
DELAY
1kV
R90
1
10kANTIR913
R90
45.
6k
R902100k
R90
1
100
R906
10k
C904
1u
100u10+
C902
10u1
6C
905 +
C90
0
100p
R90
3
22k
C90
1
100p
560
R90
5
R900
10k
C903
1u
Q9002SC2712(Y)
1u
C910
VR
900
10k
GAIN
D90
2
1SS
355
2
AMPLIFIER
3
4
6
5
NJM2904M1
7
8
IC900
VCC
GND1SS355
D901R91
6
1M
R909
10k
R91
5
10k
R90
8
100k
C909
1000p
R917
470k
R91
0
10k
R91
1
1M
1SS355
R912 1M
D900
C90
8
0.02
2u
R92
0
10k
VSS
6
7
9
8
4
5
2
3
11
10
12
1 14VDD
13
IC901TC4001BFT
REVERSE-FLOW PREVENTIOND900-902
Q903DTC114EK
ON/OFF
Q900VOXAMPLIFIER
R918
10k
100u
10C
907 +
R907
100
Q9012SC2712(Y)
DTA114EKQ902
SWITCHING
0.68uL545
L546
10p
TC
5031S
V16
6
D50
2
C675
9p
C671
39p
C67
2
1000
p
C67
3
15p
CV
R663
3.3k
R66
2
270
18p
C68
0
5p
10p
C67
8
1000
p
C67
4
1000
p
R68
410
0
R66
1
C67
76.8k
C67
6
DTC114EKQ530
Q5312SK508NV
VCO1
SWITCHING
73.145-83.544MHz
CAPVARI-
1000
p
C67
9
RLS
135
D50
3
SWITCHING
(K52)
AMPLIFIERQ801-804
SWITCHINGQ800
SWITCHING BUFFER AMPLIFIERQ806Q805,807,808
DETECTION
100u
L544
220u
10C
669 +
C67
0
0.01
u
SWITCHING
PLL Q508-510LPF
VOX INPUT
ON/OFFVOX
5A
2 013
89
8 1C
P50
1
9 16
CP
500
116
C50
4
C50
527p
27p
CP
502
1
27p
C51
0
C51
1
27p
16
CP
503
18
23
169
81 0
9
CLK
CHOP
SPUNIT MIC
8F5A
VOXOVOXS
VB2VB3
8A
FIN
RIN
8A
D503
TO TX-RX
NOR CIRCUIT
Q903
TP504
C906
0.01u
SWITCHINGD500,501
NB
TX-RX UNIT (PLL SECTION) (X57-4660-21)
4.6V
6.8V
5.3V
7.5V
1.1V
0.1V0.16V
4.7V
0.3V4.0V
7.7V
0.7V
0V
7.8V
5.3V
OFF : 7.8VNB ON : 1.0V
OFF : 7.7VNB ON : 0V
OFF : 0VNB ON : 2.8V
0V
0V
2.0V
7.5V
1.0V
0.36V
3.3V
2.0V5.0V
0V
5.0V
5.0V
5.0V
5.0V
0V
1.3V1.3V
0.7V
0V
0V
0V
0V
OFF : 0VVOX ON : 0.66V8.0V
VOX ON : 0.64VOFF : 0V
VOX ON : 0.1VOFF : 0V
0V
OFF : 4.4VVOX ON : 0.6V
0V
0V
0V
VOX ON : 8.0VOFF : 0.5V
4.0V0V
3.3V6.8V 1.8V
6.8V
5.0V
1.5V
1.0Vp-p
2.0Vp-p
4.6V
VOX ON : 0VOFF : 8.0V
OFF : 0.1V
VOXON : 7.9V
5.0V
0V
8.0V
89
SCHEMATIC DIAGRAM TK-80
7
6
5
4
3
2
1
JIHGF
X57-466 (PLL) 2/2
1000
p 3.3k
C68
410
0
R68
5
SWITCHING
1000
p
DTC114EK
SWITCHING
C68
8
Q532D
505
RLS
135
83.545-94.544MHz
R66
5
C685
7p
C681
VARI-CAP
D50
41S
V16
6
TC
504
10p
33p
C68
310
p
L548
L5470.68u C
682
1000
p(K52)
C69
0
R66
6
270
C68
7
16p6.
8k
5p
R667
9p
C68
6
VCO2
C68
9
1000
p
2SK508NVQ533
1000
p 3.3k
C69
410
0
R68
6
1000
p
DTC114EK
SWITCHING
C69
8
Q534
D50
7
RLS
135
94.545-103.045MHz
R66
9
C695
5p
C691
VARI-CAP
D50
6
1SV
166
TC
505
10p
20p
C69
3
10p
L550
L5490.68u C
692
1000
p
(K52)
C70
0
R67
0
270
C69
7
12p6.
8k
5p
R671
8p
C69
6
VCO3
C69
9
1000
p
2SK508NVQ535
C713
2p
R822 R821
00
0.1u
35C
712 +
R82
0
0
C704
1000p
C70
3
1000
p
R67
4
4.7k
R67
6
470
C701
1000p
R67
3
4.7k
R67
2
3.3k
R67
5
47 1000
p
C70
2
2SC2714(Y)Q536
AMPLIFIERBUFFER
Q536
2SC2714(Y)Q507
R53
7
R53
6
10k
5.6k
R53
8
33R
539
100
C51
3
1000
pL5
04
0.68
uR
540
220
C51
4
0.01
C515
47p
L505
0.1u
C70
5
390p
47p
C516
6p
C518
82n
L506
C51
7
33p
C51
9
47p
56n
L507
C70
6
27p
11p
C520
R823
0
R543
10
470
R54
2
R54
4
470
TX-RX-CN2
CN501LO1
103.045MHz73.145-
C53
3
R55
5
330
330p
R55
8
2.7k
R55
9
470
R55
7
8.2k
R55
4
1.2k
R55
6
100
C53
2
100p
100p
C535
C53
4
0.01
u
R560
100
4.7k
R56
2
4.7k
R56
1
100
R56
3
0.01
u
C53
7
2SC2714(Y)Q511
2SC2712(Y)Q512
TP505 AMPLIFIER BUFFER AMPLIFIERQ512Q511
3.3u
L509
680
R68
7
C536
0.01
L510
1.5u
L511
2.2u
2p
C53
8
C54
0
2p
27p
C542
27p
C543
3.3u
L512
1.5p3p
C539 C541
CARINOUTPUT1
5
6OUTPUT2
4GND
3BYPASS
SIGIN
8
7
NJM2594V
VCC1
2NC
IC503
R56
4
100
0.01
u
C54
6
1000p
C5490.01u
C545
MIXER
2SC2714(Y)Q513 560
R569C551
1000p
470
R56
6
R56
5
100
0.01
u
C55
0
R56
8
10k
22k
R56
7
30p
TC
501
C64
1
0.01
u
R682
10
R635
100
R683
10
C642
5p
39p
R63
4
2.2k
150p
R63
3
R632
22k
C63
8
39p
2SC2714(Y)Q52520MHz
X501
C64
0C
639
10k
CRYSTALOSC
100u
L540
C63
4
0.01
u
0.01
u
C63
5
C63
7
10p
10u1
6C
636 +
Q525
SO-2OPTION
2SC2714(Y)Q526
R641
680
R64
0
1k
R63
6
47k
R63
747
k
R638
100
R63
9
100
C64
3
0.01
u
Q526-528Q527
2SC2996(Y)
470
R64
3
C64
4
0.01
u
C645
1000p
R64
2
100
BUFFERAMPLIFIER
680
R644
C648
0.01u
470
R64
6
L541
R64
510
0
C64
6
0.01
u
2SC2996(Y)Q528
R647
270
C660
0.01u
L542
L543
C64
9
R68
9
10k
R68
8
12k 10u
4.7u
10u1
6C
650
0.01
u
R64
9+
1k
C65
1
15p
C65
2
15p
Q5292SC2712(Y)
AMPLIFIER
L529
10u
C59
0
27p
R68
1
560
C59
1
27p
560
R58
7
0.01u
C592
R58
8
22k
100
R59
0
0.01
u
C59
4
C58
9
0.01
u
R58
6
2.2k
2SC2712(Y)Q516
0.01u
C707
R59
1
470 33p 10p
C57
5
27p
100p
C57
7
C576 C578
5.6u
L524
8.2u
L525C574
68p47p
C572
47p
C570C
571
560p
L522
3.3u
C57
3L5
23
3.9u
150p
C57
9
22p
2SC2712(Y)
100
R58
2
R579
22k
R58
3
470
Q515
0.01
u
C58
1
0.01u
C580
R57
8
390
10k
R58
0
R581
22
Q516BUFFERAMPLIFIER BUFFER
AMPLIFIER
Q515
BUFFERAMPLIFIER
Q513
NC
6
5SIGIN
7
8CARIN
BYPASS
VCC
GND3
4
OUTPUT12
1
OUTPUT2C564
0.01u
NJM2594VIC504
MIXER10
0
R54
1
0.01
u
C56
5
L515 L514
C554
0.75p
C553
0.75p
C55
5
7p
C70
9
18p
C55
2
7p
L513
0.01u
C586R584
0
R57
1
15k
C55
8
1000
p
2SC2712(GR)Q514
R57
3
220
2.2u
50C
557 +
R572
100
R570
10k
L516
100u
1k
R574
AMPLIFIERBUFFER
Q514
R57
6
10p 22p
220p
C56
1
C56
3
180p
150p
22u
L517
C560
L518
22u
C562
680
C55
9
C56
6
0.1u
R57
5
0
C619
22u
L536
22p10p2SC2712(GR)
220
R61
9
AMPLIFIER
Q522BUFFER
10k
1k
R620
Q522
C61
6
180p
C61
8
220p
100
R618
R616
C61
4
15k
R61
7
L535
+2.
2u50
1000
p
C61
5
C617
22u
100u
L534
150p
C62
0
R621
0
680
R62
2
C62
3
0.01
u
R62
3
C624
0.01u
Q5232SC2712(Y)
470
R62
6
C62
1
0.01
u
22k
AMPLIFIERBUFFER
Q523
R62
5
100
MIXER
C62
6
0.01
u
0.1u
0.01uCARIN
8
7
NC
C625BYPASS
SIGIN5
6
1
2OUTPUT1
VCC
OUTPUT2
4
3GND
IC506NJM2594V
R57
7
100
C62
7
C62
9
0.01
uR62
7
3.3k
TC
502
10p
C59
5
7p
L530
1.2u
R59
3
10k 22
p
C59
6
1000
p
C59
7
22p
C59
8
2SC2714(Y)Q517
62.35MHzX502
L531R59
4
820
R59
2
22k
R595
100
L532
100u
0.01
u
C71
4
C59
9
0.01
u
100
R598C600
3p
R597
47k
R59
9
100
Q5182SC2714(Y)
0.01
u
C60
11k
R60
047k
R59
6
TP506
1000p
C609
6p
C611
33p
C61
0
C61
268
p
0.22u
L533
1000
p
C71
068
0
R61
5L5
51
0.82
uC
608
0.01
u
C71
5
1000
p
2SC2714(Y)Q521
R61
2
12k
C607
1000p
R61
047
0
R61
1
47100
R60
9
C60
6
0.01
u
R607
22k
1000
p
C60
5
0
R65
0R
608
10k
2SC2714Q520
Q520BUFFERAMPLIFIER AMPLIFIER
D505
D506
SWITCHINGD507
VB2VB3
8A
FIN
54MHzTP502
CHOP
5A
CLK
RIN
CRYSTAL OSC
Q518BUFFERAMPLIFIER
R60
6
3.3k
R58
910
k10
k
R68
0
C64
7
1000
p
100uTP501
8A
1000
p
33
C51
2R
535
62.35MHz
CN502
TX-RX-CN3LO2
(Y)
AMPLIFIER
R60
5
R60
3
10k10
00p
C60
2
3.3k
R60
1
1000p
470
2SC2714(Y)
C604
Q519
R60
4
22k
R602
C60
3
0.01
u
Q519BUFFER
100
100k
R63
1
C630
270
22p
R63
0
820
CF500
R62
9
IN OUT
AMPLIFIER
0
R67
9
2SC2714(Y)Q524
100
0.02
2u
C63
2
R628
L539
10.695MHz
CN503
TX-RX1
2CAR
GND
1000
p
C58
4
MIXER
IC505UPC1686G B
PS
2
CC
P3 4
VC
CO
UT
GN
D
56IN
1
1B
PS
1
2
8IN
27
C58
5
0.01
u
47
100u
L527 R58
5
10u
L528
0.01
u
C58
7
R69
0
560
C58
8
1000
p
-CN9
10k
R62
4
R648
180k
TP503
100p
C63
3
R61
3
4.7k
C54
4
0.01
u
AMPLIFIERQ507
54MHzBPF
62.35MHz
4.0V0V
0V4.0V
3.7V
3.0V
2.1V
7.6V
1.4V 3.4dBm
1.8V
1.1V
3.6V2.0Vp-p 3.5V
7.3V
2.9V
170mVp-p
170mVp-p
2.3V
7.7V
1.6V
70mVp-p
5.0V5.0V
2.4V7.8V
2.0V
3.4V
7.5V
2.0V
7.5V2.7V 2.7V
7.5V
2.0V
2.7V
2.3V
1.7V
7.7V 600mVp-p 7.7V
1.7V
2.3V
6.7V
2.9V
470mVp-p
3.8V
3.1V
6.3V
3.1V
3.8V
6.3V
1.7V2.4V
7.6V
6.5V0.51Vp-p
2.9V
1.6V
7.7V2.3V
7.7V
3.5V
7.9V
2.2V
1.5V
7.6V
70mVp-p
1.0Vp-p
1.4Vp-p
+2.5dBm
2.7V
1.6V
7.7V
2.3V
0.7V
7.1V
4.6V
4.8V2.6V
40mVp-p
240mVp-p
720mVp-p
0.6V
1.7Vp-p
2.5V
1.0Vp-p
0.58Vp-p
8.0V
7.7V2.3V
1.6V
-1.2dBm
Note : The components marked with a dot (•) are parts of layer 1.
TX-RX UNIT (PLL SECTION) (X57-4660-21)
NBG
NBI-W1TX-RX
2
W11
0.82
u
L800
C80
1
6p
C800
0.01uL8
01
47u
R80
11k
2SC2714(Y)Q801
TP801
R80
2
10k
Q8022SC2714(Y)
0
R819
C80
2
0.01
u22
0
R80
0
L802
22k
R804
33k
R80
5
R80
6
68k
C80
6
0.01
u
0.02
2u
C66
8
0.47
u25
C80
5 +
L803
1k
R81
0
C80
7
0.01
u
R807
10k
R80
8
10k
R81
2
220
C81
0
0.01
uR
813
10k
0.01
u
C81
9
0.47
u25
C80
8 +
1.5kR809
2SC2714(Y)Q804
2SC2712(Y)Q803 R
811
33k
C81
1
1000
p
2SC2712(Y)Q805
1k
R80
3
DTC114EKQ800
DTA114EKQ807
DTC114EKQ808
10p
C812
56k
R815
1k
R81
4
Q8062SC2714(Y)
C81
6
0.01
uC
817
1u16 +
100
R81
6
HSM276SD800
C813
0.01u
680
R81
70.
01u
C81
4
0.01
u
C81
5
6.8k
R81
8
C81
810
0u10 +
1mL804
VDD
VSS
TC4S66FIC508
L508100u
0.01
u
C52
4
220u
10C
523 +
C71
1
0.01
u
116
10 9
7F
IN
DO
18
VS
S
LD
DO
2
CN
TL
IC502
15 1416 1213
RIN
CLK
3D
ATA
SLE54
FR FV
FC
MB86001PF
21V
DD
VS
S 1k
R54
5
0.01
u
C52
2
2SC3722K(R)Q508
R54
9
68k
1k
R54
8
2SC3722K(R)Q509
R547
1.2k
1u16+
C5291u16+
C5280.01uC527
R546
18k
47u1
6C
526 +
150
R55
11.
8kR
550
R55
2
1k
Q5102SC3722K(R)
R55
3
220
0.01
u
C53
0
47u1
6C
531 +
-CN5 8
1GND
4
2
3
5
6
7
DEN1
DEN2
ABSL
CASL
PEN1
NC
PLS
15
11
9
10
12
13
14
VB3
PDA
PCK
ULK
CONTROL
VB2
VB1
VDLY
16GND
CN500
R655 100
R654 100
R656 100
R651 100
R659 100
R653 100
R658 100
R652 100
C66
3 22
0p
C65
6 22
0p
C65
9 22
0p
C65
5 22
0pD
501
1SS
355
D50
0 1S
S35
5
C654 220p
C658 220p
C657 220p
C653 220p
NBSRBK
8ARTK
100
R657
TO TX-RX UNIT
C80
4
0.01
u
VSS8 DA2
3
42
EX
IT
SLA
B21
IEN
ISC
ISD
44
43
VDD5
VSS9
CLK41
40
PHS1
PHS0
39
38
37
1110
TDA3
VDD2
NCNP
CHOP
VSS2
DA0
DA1
VSS3
8T
ES
T0
VD
D1
PR
ES
NR
ES
54
VS
S1
76
TD
A1
TD
A0
TE
ST
19
TD
A2
14
12
13
17
15
16
18
19
31V
DD
4
VS
S7
DA11
DA10
36
35
34
3233
DA3
VSS4
26
VS
S6
DA
8
DA
9
2930
DA
6
DA
72728
VS
S5
VD
D3
DA
52425
DA
423
20
21
22
3
2
1
0
1937
VDD2ISC
TE
ST
0
1 2 6 73 4 5
EX
IT
SLA
B
IEN44
VS
S1
NR
ES
PR
ES
VD
D1
TD
A2
TD
A1
TE
ST
1
TD
A0
118 9 10
TDA312
CLK
ISD
41
42
43
VDD5
38
39
40
PHS0
PHS1
VSS9
VSS2
CHOP
NCNP
15
14
13
VSS3
DA1
DA0
18
17
16
DA
6
34
35
36
DA10
DA11
VSS8
VD
D4
33 32V
SS
7
DA
728 27
DA
9
DA
8
31 30 29V
SS
6
VSS4
DA3
22
21
20DA2
DA
4
DA
52326 25
VD
D3
VS
S5
24
0
1
2
3
100u
L501
0.01
u
C50
1
100u
0.01
u
C50
0
L500
100u
0.01
u
C50
7C
506
0.01
u
L503
L502
100u
1u
C50
8
22k
R67
7
F71022ZIC500
DDS
F71022ZIC501
DDS
VR
902
10kR919
470
DELAY
1kV
R90
1
10kANTIR913
R90
45.
6k
R902100k
R90
1
100
R906
10k
C904
1u
100u10+
C902
10u1
6C
905 +
C90
0
100p
R90
3
22k
C90
1
100p
560
R90
5
R900
10k
C903
1u
Q9002SC2712(Y)
1u
C910
VR
900
10k
GAIN
D90
2
1SS
355
2
AMPLIFIER
3
4
6
5
NJM2904M1
7
8
IC900
VCC
GND1SS355
D901R91
6
1M
R909
10k
R91
5
10k
R90
8
100k
C909
1000p
R917
470k
R91
0
10k
R91
1
1M
1SS355
R912 1M
D900
C90
8
0.02
2u
R92
0
10k
VSS
6
7
9
8
4
5
2
3
11
10
12
1 14VDD
13
IC901TC4001BFT
REVERSE-FLOW PREVENTIOND900-902
Q903DTC114EK
ON/OFF
Q900VOXAMPLIFIER
R918
10k
100u
10C
907 +
R907
100
Q9012SC2712(Y)
DTA114EKQ902
SWITCHING
0.68uL545
L546
10p
TC
5031S
V16
6
D50
2
C675
9p
C671
39p
C67
2
1000
p
C67
3
15p
CV
R663
3.3k
R66
2
270
18p
C68
0
5p
10p
C67
8
1000
p
C67
4
1000
p
R68
410
0
R66
1
C67
76.8k
C67
6
DTC114EKQ530
Q5312SK508NV
VCO1
SWITCHING
73.145-83.544MHz
CAPVARI-
1000
p
C67
9
RLS
135
D50
3
SWITCHING
(K52)
1000
p 3.3k
C68
410
0
R68
5
SWITCHING
1000
p
DTC114EK
SWITCHING
C68
8
Q532
D50
5R
LS13
5
83.545-94.544MHz
R66
5
C685
7p
C681
VARI-CAP
D50
41S
V16
6
TC
504
10p
33p
C68
310
p
L548
L5470.68u C
682
1000
p
(K52)
C69
0
R66
6
270
C68
7
16p6.
8k
5p
R667
9p
C68
6
VCO2
C68
9
1000
p
2SK508NVQ533
1000
p 3.3k
C69
410
0
R68
6
1000
p
DTC114EK
SWITCHING
C69
8
Q534
D50
7
RLS
135
94.545-103.045MHz
R66
9
C695
5p
C691
VARI-CAP
D50
6
1SV
166
TC
505
10p
20p
C69
3
10p
L550
L5490.68u C
692
1000
p
(K52)
C70
0
R67
0
270
C69
7
12p6.
8k
5p
R671
8p
C69
6
VCO3
C69
9
1000
p
2SK508NVQ535
C713
2p
AMPLIFIERQ801-804
SWITCHINGQ800
SWITCHING BUFFER AMPLIFIERQ806Q805,807,808
DETECTION
R822 R821
00
0.1u
35C
712 +
R82
0
0
100u
L544
220u
10C
669 +
C67
0
0.01
u
C704
1000p
C70
3
1000
p
R67
4
4.7k
R67
6
470
C701
1000p
R67
3
4.7k
R67
2
3.3k
R67
5
47 1000
p
C70
2
2SC2714(Y)Q536
AMPLIFIERBUFFER
Q536
2SC2714(Y)Q507
R53
7
R53
6
10k
5.6k
R53
8
33R
539
100
C51
3
1000
pL5
04
0.68
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540
220
C51
4
0.01
C515
47p
L505
0.1u
C70
5
390p
47p
C516
6p
C518
82n
L506
C51
7
33p
C51
9
47p
56n
L507
C70
6
27p
11p
C520
R823
0
R543
10
470
R54
2
R54
4
470
TX-RX-CN2
CN501LO1
103.045MHz73.145-
SWITCHING
PLL Q508-510LPF
VOX INPUT
ON/OFFVOX
C53
3
R55
5
330
330p
R55
8
2.7k
R55
9
470
R55
7
8.2k
R55
4
1.2k
R55
6
100
C53
2
100p
100p
C535
C53
4
0.01
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R560
100
4.7k
R56
2
4.7k
R56
1
100
R56
3
0.01
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C53
7
2SC2714(Y)Q511
2SC2712(Y)Q512
TP505 AMPLIFIER BUFFER AMPLIFIERQ512Q511
3.3u
L509
680
R68
7
C536
0.01
L510
1.5u
L511
2.2u
2p
C53
8
C54
0
2p
27p
C542
27p
C543
3.3u
L512
1.5p3p
C539 C541
CARINOUTPUT1
5
6OUTPUT2
4GND
3BYPASS
SIGIN
8
7
NJM2594V
VCC1
2NC
IC503
R56
4
100
0.01
u
C54
6
1000p
C5490.01u
C545
MIXER
2SC2714(Y)Q513 560
R569C551
1000p
470
R56
6
R56
5
100
0.01
u
C55
0
R56
8
10k
22k
R56
7
30p
TC
501
C64
1
0.01
u
R682
10
R635
100
R683
10
C642
5p
39p
R63
4
2.2k
150p
R63
3
R632
22k
C63
8
39p
2SC2714(Y)Q52520MHz
X501
C64
0C
639
10k
CRYSTALOSC
100u
L540
C63
4
0.01
u
0.01
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C63
5
C63
7
10p
10u1
6C
636 +
Q525
SO-2OPTION
2SC2714(Y)Q526
R641
680
R64
0
1k
R63
6
47k
R63
747
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R638
100
R63
9
100
C64
3
0.01
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Q526-528Q527
2SC2996(Y)
470
R64
3
C64
4
0.01
u
C645
1000p
R64
2
100
BUFFERAMPLIFIER
680
R644
C648
0.01u
470
R64
6
L541
R64
510
0
C64
6
0.01
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2SC2996(Y)Q528
R647
270
C660
0.01u
L542
L543
C64
9
R68
9
10k
R68
8
12k 10u
4.7u
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650
0.01
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R64
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1k
C65
1
15p
C65
2
15p
Q5292SC2712(Y)
AMPLIFIER
5A
2 013
89
8 1C
P50
1
9 16
CP
500
116
C50
4
C50
527p
27p
CP
502
1
27p
C51
0
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1
27p
16
CP
503
18
23
169
81 0
9
CLK
CHOP
SPUNIT MIC
8F5A
VOXOVOXS
L529
10u
C59
0
27p
R68
1
560
C59
1
27p
560
R58
7
0.01u
C592
R58
8
22k
100
R59
0
0.01
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C59
4
C58
9
0.01
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R58
6
2.2k
2SC2712(Y)Q516
0.01u
C707
R59
1
470 33p 10p
C57
5
27p
100p
C57
7
C576 C578
5.6u
L524
8.2u
L525C574
68p47p
C572
47p
C570
C57
1
560p
L522
3.3u
C57
3L5
23
3.9u
150p
C57
9
22p
2SC2712(Y)
100
R58
2
R579
22k
R58
3
470
Q515
0.01
u
C58
1
0.01u
C580
R57
8
390
10k
R58
0
R581
22
Q516BUFFERAMPLIFIER BUFFER
AMPLIFIER
Q515
BUFFERAMPLIFIER
Q513
NC
6
5SIGIN
7
8CARIN
BYPASS
VCC
GND3
4
OUTPUT12
1
OUTPUT2C564
0.01u
NJM2594VIC504
MIXER
100
R54
1
0.01
u
C56
5
L515 L514
C554
0.75p
C553
0.75p
C55
5
7p
C70
9
18p
C55
2
7p
L513
0.01u
C586R584
0
R57
1
15k
C55
8
1000
p
2SC2712(GR)Q514
R57
3
220
2.2u
50C
557 +
R572
100
R570
10k
L516
100u
1k
R574
AMPLIFIERBUFFER
Q514
R57
6
10p 22p
220p
C56
1
C56
3
180p
150p
22u
L517
C560
L518
22u
C562
680
C55
9
C56
6
0.1u
R57
5
0
C619
22u
L536
22p10p2SC2712(GR)
220
R61
9
AMPLIFIER
Q522BUFFER
10k
1k
R620
Q522
C61
6
180p
C61
8
220p
100
R618
R616
C61
4
15k
R61
7
L535
+2.
2u50
1000
p
C61
5
C617
22u
100u
L534
150p
C62
0
R621
0
680
R62
2
C62
3
0.01
u
R62
3
C624
0.01u
Q5232SC2712(Y)
470
R62
6
C62
1
0.01
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22k
AMPLIFIERBUFFER
Q523
R62
5
100
MIXER
C62
6
0.01
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0.1u
0.01uCARIN
8
7
NC
C625BYPASS
SIGIN5
6
1
2OUTPUT1
VCC
OUTPUT2
4
3GND
IC506NJM2594V
R57
7
100
C62
7
C62
9
0.01
uR62
7
3.3k
TC
502
10p
C59
5
7p
L530
1.2u
R59
3
10k 22
p
C59
6
1000
p
C59
7
22p
C59
8
2SC2714(Y)Q517
62.35MHzX502
L531R59
4
820
R59
2
22k
R595
100
L532
100u
0.01
u
C71
4
C59
9
0.01
u
100
R598C600
3p
R597
47k
R59
9
100
Q5182SC2714(Y)
0.01
u
C60
11k
R60
047k
R59
6
TP506
1000p
C609
6p
C611
33p
C61
0
C61
268
p
0.22u
L533
1000
p
C71
068
0
R61
5L5
51
0.82
uC
608
0.01
u
C71
5
1000
p
2SC2714(Y)Q521
R61
2
12k
C607
1000p
R61
047
0
R61
1
47100
R60
9
C60
6
0.01
u
R607
22k
1000
p
C60
5
0
R65
0R
608
10k
2SC2714Q520
Q520BUFFERAMPLIFIER AMPLIFIER
D505
D506
SWITCHINGD507
VB2 VB2VB3 VB3
8A 8A
FIN FIN
54MHzTP502
CHOP
5A
CLK
RIN RIN
CRYSTAL OSC
Q518BUFFERAMPLIFIER
R60
6
3.3k
R58
910
k10
k
R68
0
C64
7
1000
p
100uTP501
8A 8A
D503
TO TX-RX
NOR CIRCUIT
Q903
1000
p
33
C51
2R
535
62.35MHz
CN502
TX-RX-CN3LO2
(Y)
AMPLIFIER
R60
5
R60
3
10k10
00p
C60
2
3.3k
R60
1
1000p
470
2SC2714(Y)
C604
Q519
R60
4
22k
R602
C60
3
0.01
u
Q519BUFFER
100
100k
R63
1
C630
270
22p
R63
0
820
CF500
R62
9
IN OUT
AMPLIFIER
0
R67
9
2SC2714(Y)Q524
100
0.02
2u
C63
2
R628
L539
10.695MHz
CN503
TX-RX1
2CAR
GND
1000
p
C58
4
MIXER
IC505UPC1686G B
PS
2
CC
P3 4
VC
CO
UT
GN
D
56IN
1
1B
PS
1
2
8IN
27
C58
5
0.01
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47
100u
L527 R58
5
10u
L528
0.01
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C58
7
R69
0
560
C58
8
1000
p
-CN9
TP504
C906
0.01u
10k
R62
4
R648
180k
TP503
100p
C63
3
R61
3
4.7k
C54
4
0.01
u
SWITCHINGD500,501
AMPLIFIERQ507
NB
54MHzBPF
62.35MHz
TX-RX UNIT (PLL SECTION) (X57-4660-21)
4.6V
6.8V
5.3V
7.5V
1.1V
0.1V0.16V
4.7V
0.3V4.0V
7.7V
0.7V
0V
7.8V
5.3V
OFF : 7.8VNB ON : 1.0V
OFF : 7.7VNB ON : 0V
OFF : 0VNB ON : 2.8V
0V
0V
2.0V
7.5V
1.0V
0.36V
3.3V
2.0V5.0V
0V
5.0V
5.0V
5.0V
5.0V
0V
1.3V1.3V
0.7V
0V
0V
0V
0V
OFF : 0VVOX ON : 0.66V8.0V
VOX ON : 0.64VOFF : 0V
VOX ON : 0.1VOFF : 0V
0V
OFF : 4.4VVOX ON : 0.6V
0V
0V
0V
VOX ON : 8.0VOFF : 0.5V
4.0V0V 4.0V
0V0V
4.0V
3.7V
3.0V
2.1V
7.6V
1.4V 3.4dBm
1.8V
1.1V
3.6V2.0Vp-p 3.5V
7.3V
2.9V
170mVp-p
170mVp-p
2.3V
7.7V
1.6V
70mVp-p
5.0V5.0V
2.4V7.8V
2.0V
3.4V
7.5V
2.0V
7.5V2.7V 2.7V
7.5V
2.0V
2.7V
2.3V
1.7V
7.7V 600mVp-p 7.7V
1.7V
2.3V
6.7V
2.9V
470mVp-p
3.8V
3.1V
6.3V
3.1V
3.8V
6.3V
1.7V2.4V
7.6V
6.5V0.51Vp-p
2.9V
1.6V
7.7V2.3V
7.7V
3.5V
7.9V
2.2V
1.5V
7.6V
70mVp-p
3.3V
1.0Vp-p
1.4Vp-p
+2.5dBm
2.7V
1.6V
7.7V
2.3V
0.7V
7.1V
4.6V
4.8V2.6V
40mVp-p
240mVp-p
720mVp-p
0.6V
1.7Vp-p
6.8V 1.8V
2.5V
6.8V
5.0V
1.5V
1.0Vp-p
2.0Vp-p
4.6V
VOX ON : 0VOFF : 8.0V
OFF : 0.1V
VOXON : 7.9V
1.0Vp-p
0.58Vp-p
8.0V
7.7V2.3V
1.6V
5.0V
0V
8.0V
-1.2dBm
TK-80
90
BLOCK DIAGRAM
TK-80
91
BLOCK DIAGRAM
TK-80
92
KAT-2 (Internal Automatic Antenna Tuner)
External View
Circuit Description
1. Auto antenna tunerWhen the AT TUNE switch is pressed, ATA goes high.
AUTO/THRU switching relay K1 closes, and the AT is in-serted. The CW mode is entered, and the transmission out-put becomes about 10W. If the VSWR is less than 1.1, tun-ing is regarded as complete, and the AT TUNE operationstops. If the VSWR is greater than 1.1, the duty cycle of themotor control pulse (described later) is controlled accordingto the VSWR. If tuning is not complete after more than 20seconds, AT TUNE operation stops at below VSWR 1.3.
The motor speed is determined by the microprocessor,and the direction is determined by the phase comparator IC1and amplitude comparator IC6 if the APRE is low, and by themicroprocessor if the APRE is high (Fig. 1).
2. Auto tuningThe transmitter power from the final unit passes through
current/voltage detection transformers L1 and L2, whichhave toroidal cores. The current and voltage componentsdetected here are rectified by a waveform rectification circuitconsisting of D3 to D5, Q1, D6 to D8, and Q2, and are thenphase-compared by IC1. The output signals (Q and Q) frompins 5 and 6 of IC1 passes from IC2 through the switch, andare applied to the motor drive IC, IC4. Variable capacitorVC101 is turned by motor M1 so that the phase difference ofthe voltage and current components decreases.
The voltage and current components detected by L1 andL2 are rectified by diode’s D1 and D2, and are applied to volt-age comparison circuit IC6 as the amplitude component ofthe signal. The comparator output passes from IC3 throughthe switch. Motor M2 is driven by another motor drive IC,IC5, which turns variable capacitor VC102 in the direction thatdecreases the amplitude difference of the voltage and cur-rent components.
Thus, variable capacitor VC101 adjusts the capacitance ofthe circuit so that the current and voltage phases match, andvariable capacitor VC102 adjusts the resistance of the circuitso that the current and voltage amplitude difference de-creases. If the phases match and the amplitude difference iszero, the VSWR is 1.0.
The speed of motors M1 and M2 is determined by theduty cycle of the pulse input to pin 8 of IC4 and IC5. It iscontrolled according to the VSWR calculated by the CPU inthe control unit and the speed corresponding to preset ormanual antenna tuning.
Pulse signal SPED from the control unit passes throughQ5, and is amplified by Q4 to produce a control pulse input toIC4 and IC5.
Fig. 1 Auto antenna tuner block diagram
Forward wave/Reflected wave
Detector
Phase Difference/Amplitude Difference
Detector
MotorDriver
V/ADetector
MatchingCircuit
VR101VR102
L1,2
IC1,6 IC4,5
IC2,3
AT1IN
AT UNIT
AT2OUT
FINAL UNIT
BA
ND
AP
RE
PR
22P
R21
PR
12P
R11
SP
ED
PO
D1
PO
D2
PORT PORT
A/D
A/D
CPU
CONTROL UNIT
VSFVSR
TK-80
93
When this control, when the VSWR is 1.6 or more, themotor runs fast since the duty cycle of the motor drive volt-age pulse is 100%. When the VSWR is 1.1, the duty cyclebecomes about 60% and the motor runs slowly.
The matching circuit is a T type. The tap position from 2.0to 30MHz is controlled by seven relays, K101 to K107.
Position detection potentiometers VR101 and VR102 arelinked to the spindles of variable capacitors VC101 and VC102with a gear ratio of 1:1. Voltages of 0 to 5V (POD1 and POD2)are produced according to the positions of the variable ca-pacitors. This position data is input to the CPU through theA/D converter by the control unit, and is used as the refer-ence voltage in the feedback control system. That is used forpreset antenna tuning. The same signal is also used for pre-set data and to signal the completion of antenna tuning.
The potentiometers used here are not ones that rotatethrough 360 degrees. Since the TK-80 limits the rotationangle of each potentiometer, the rotation range is from theminimum capacitance to the maximum capacitance, plus alittle extra for headroom.
Through this control, like preset antenna tuning, which willbe described later, POD1 and POD2 are monitored by themicroprocessor. If the lower limit voltage of 1.0V or the up-per limit voltage of 4.0V is reached, the microprocessor rec-ognizes that a variable capacitor is close to one of its limits.To return the voltage to the opposite side, APRE is switchedhigh. For VC101, if the voltage is close to the lower limit withrespect to PRE1, the voltage near the upper limit is output. Ifthe voltage is close to the upper limit with respect to PRE1,the voltage near the lower limit is output.
The other variable capacitor, VC102, should be fixed. Ifthe variable capacitor voltage exceeds the specified limit, thevariable capacitor is returned to the opposite limit. The othervariable capacitor remains in the same position.
The motor direction is determined by the CPU, unlessauto antenna tuning is performed with high APRE.
The logic of PR11 to PR22 is the same as that of IC4 andIC5. The signal output from the control unit passes throughIC2 and IC3 and is input to IC4 and IC5.
PR11 PR12 PR21 PR22
Motor 1 Forward rotation H L - -
Reverse rotation L H - -
Motor 2 Forward rotation - - H L
Reverse rotation - - L H
Components Description
AT UNIT (X53-3630-20)
Ref. No. Use / Function Operation / Condition
IC1 D-FF
IC2 Analog switch For control changeover motor 1
IC3 Analog switch For control changeover motor 2
IC4 Motor driver For motor 1
IC5 Motor drive For motor 2
IC6 Comparator Amplification difference detection
Q1,2 Amplifier Waveform shaping
Q3 Switching ON when APRE “H”
Q4,5 Switching Motor speed control pulse
Q6 Switching K1 relay changeover
D1,2 Detection Current component ampification
detection
D3~8 Switching Clipper
D9 Switching Spike absorption
D101~107 Switching Spike absorption
KAT-2 (Internal Automatic Antenna Tuner)
3. Preset tuningWhen auto antenna tuning ends, the position of the vari-
able capacitors is stored in memory by the microprocessor aspreset data for each channel.
When a memory channel that has been tuned oncechanged back from another memory channel, APRE goeshigh, the motors are controlled by the microprocessor, andpreset antenna tuning takes place. During preset antennatuning, transmission is inhibited even if the transceiver isready to transmit.
The initial preset data when writes a memory by dealerincludes standard data for 50Ω load on 1MHz step from 2.0MHz.
TK-80
94
1 1C B62-0530-10 INSTRUCTION MANUAL
A 1D N87-3006-46 BRAZIER HEAD TAPTITE SCREW
- 490-0093-05 ADHESIVE TAPE
C1 CM93D2H560J MICA 56PF JC2-8 CK73FB1H103K CHIP C 0.010UF KC9,10 CK73FB1H102K CHIP C 1000PF KC11 CK73FB1H103K CHIP C 0.010UF KC12 CE04EW1A470M ELECTRO 47UF 10WV
C13-19 CK73FB1H103K CHIP C 0.010UF KC20 CE04EW1E101M ELECTRO 100UF 25WVC21-35 CK73FB1H103K CHIP C 0.010UF KC101-107 CK73FB1H103K CHIP C 0.010UF KTC1 C05-0031-15 CERAMIC TRIMMER CAPACITOR (10PF)
W2 1B E37-0563-05 LEAD WIRE WITH MINIPIN PLUGW101 1B,3B E31-6038-05 LEAD WIRE WITH MINIPIN PLUGW102 1B,3B E31-6083-05 LEAD WIRE WITH MINIPIN PLUGW103-W106 3A,2B E33-1983-05 PROCESSED WIRE KIT
B M3 x 6 (Br-Tap) : N87-3006-46C M3 x 6 (F-Tap) : N88-3006-46
Parts with the exploded numbers larger than
700 are not supplied.
TK-80
96
Packing
KAT-2 (Internal Automatic Antenna Tuner)
3
2
1
DC
1 Instruction manual (B62-0530-10)
A Brazier head taptite screw (N87-3006-46) x 3709 Protection bag
705 Packing fixture
706 UPC code label
707 Packing fixture
708 Item carton case
709 AT unit
Parts with the exploded numbers larger
than 700 are not supplied.
TK-80
97
KAT-2 (Internal Automatic Antenna Tuner)
1. Automatic 1) Display: 2MHz Oscilloscope AT TC1 Check SW meter decreases,antenna Mode: CW Dummy then AT is stop.tuner check Dummy load: 20Ω load
Set silver-point of TC1 to 45°
Press [AT TUNE] key
2) Dummy load: 150ΩPress [AT TUNE] key
3) Dummy load: 50ΩPress [AT TUNE] key
Terminal Function
CN No. Pin No. Pin Name Function
CN3 1 POD1 VC101 position detection signal
2 POD2 VC102 position detection signal
3 VREF AT reference voltage (5V)
4 ATG AT GND
5 PR22 Motor rotation direction control 4
6 PR21 Motor rotation direction control 3
7 PR12 Motor rotation direction control 2
8 PR11 Motor rotation direction control 1
9 ATA AUTO/THRU switch
10 APRE Preset control select
11 SPED Motor speed control
12 ATI Preset AT install. “L”: Install
13 14S 14V (switched)
14 5A 5V
15 DGND Digital GND
16 DGND Digital GND
Item Condition
Measurement AdjustmentSpecifications/
RemarksTest-
equipment Unit Terminal PartsUnit Method
Adjustment
Silver-point
CN No. Pin No. Pin Name Function
W1 1 AT1 AT signal 1
2 GND GND
W2 1 AT2 AT signal 2
2 GND GND
W103 1 24AT AT band bata 22.00000~26.99999MHz
2 21AT AT band bata 19.00000~21.99999MHz
3 18AT AT band bata 14.50000~18.99999MHz
4 28AT AT band bata 27.00000~29.99999MHz
5 14AT AT band bata 8.00000~14.49999MHz
6 4AT AT band bata 2.40000~4.49999MHz
7 7AT AT band bata 4.50000~7.99999MHz
8 GND GND
98
JIHGFEDCBA
1
2
3
4
5
6
7
8
9
10
11
12
13
14
L106 L105 L104
K104
K103
K102
K101
L103
L102
L101
W102ATD2
W101ATD1
K107 K106 K105L1
09L1
08
GN
D
7AT
4AT
14A
T
28A
T
18A
T
21A
T
24A
T
8 1
L110
L113 L111L112
W103
L107
VR102
VR101
PO
D2
VR
EF
PO
D1
GN
D
1 4W104
W2AT2
W1AT1
K1
L15
C12
C20
W13
W19
W12
L14
L8
L13
W10
L9 L11
L10
D1
D2
W18
W17
1 1
10 10
IC5
IC4
W16R1
L1
CN
2
L2
C1
R2
R4
W6
W7
W8
W9+
+
R25
R24
W15
W14
L6
L5
L3
L4
W11
L12
L7TC1
W5
AT
D2
ATD1
CN1
M2–
M2+
M1+
M1–
POD2
VREF
POD1
GND
1
POD1
VREF
PR22
PR12
ATA
APED
14V
GND
POD2
ATG
PR21
PR11
APRE
ATI
5V
GND
2
16
1
15
8
CN
4
CN
3
J72-0402-02 B/5
J72-0402-02 A/5
J72-0402-02 C/5
TK-80 KAT-2 (PC BOARD)AT UNIT (X53-3630-20) Component side view (J72-0402-02)
99
J K L M N O P Q R S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
W101ATD1
VC102
VC101
W106W105
R102
R101
M1–
NC
M1+
1
M2+
M2–
1
PO
D1
GN
D4
2 3
M1M2
4
02-02 C/5
J72-0402-02 D/5 J72-0402-02 E/5
AT UNIT (X53-3630-20) Component side view (J72-0402-02)
KAT-2 (PC BOARD) TK-80
Component side
Foil side
Layer 1Layer 2
Ref. No. Address
IC4 10G
IC5 10F
D1 9D
D2 11D
J K L M N O P Q R SIHGFEDCBA
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
L106 L105 L104
K104
K103
K102
K101
L103
L102
L101
W102ATD2
W101ATD1
K107 K106 K105L1
09L1
08
GN
D
7AT
4AT
14A
T
28A
T
18A
T
21A
T
24A
T
8 1
L110
L113 L111L112
W103
L107
VC102
VC101
W106W105
VR102
VR101
M1–
NC
M1+
1
M2+
M2–
1
PO
D2
VR
EF
PO
D1
GN
D
1 4
2 3
M1M2
W104
W2AT2
W1AT1
K1
L15
C12
C20
W13
W19
W12
L14
L8
L13
W10
L9 L11
L10
D1
D2
W18
W17
1 1
10 10
IC5
IC4
W16R1
L1
CN
2
L2
C1
R2
R4
W6
W7
W8
W9+
+
R25
R24
W15
W14
L6
L5
L3
L4
W11
L12
L7TC1
W5
AT
D2
ATD1
CN1
M2–
M2+
M1+
M1–
POD2
VREF
POD1
GND
1
POD1
VREF
PR22
PR12
ATA
APED
14V
GND
POD2
ATG
PR21
PR11
APRE
ATI
5V
GND
2
16
1
15
8
CN
4
CN
3
J72-0402-02 B/5
J72-0402-02 A/5
J72-0402-02 C/5
J72-0402-02 D/5 J72-0402-02 E/5
TK-80 KAT-2 (PC BOARD)AT UNIT (X53-3630-20) Component side view (J72-0402-02) AT UNIT (X53-3630-20) Component side view (J72-0402-02)
KAT-2 (PC BOARD) TK-80
Component side
Foil side
Layer 1Layer 2
Ref. No. Address
IC4 10G
IC5 10F
D1 9D
D2 11D
100
JIHGFEDCBA
1
2
3
4
5
6
7
8
9
10
11
12
13
14
J72-0402-02 C/5
J72-0402-02 D/5J72-0402-02 E/5Q
4
C27
C32
R26
B C E
R27
Q5
C35
C30
C31
C29
R29
C28
R28
R32
R42
R31
R30
TK-80 KAT-2 (PC BOARD)AT UNIT (X53-3630-20) Foil side view (J72-0402-02)
101
J K L M N O P Q R S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
J72-0402-02 B/5
J72-0402-02 A/5
C104
C10
5
D10
5
C10
6
D10
6
C10
7
D10
7
D104
C103
D103
C102
D102
C101
D101
Q4
C27
C16
C19
C24
C33
C11
IC6
1 458
R38
R19
R17
R6
IC3
1 7814
C7
R3
R5
C25
R23
C32
R36
Q2
Q3
IC1
178 14
Q1
C4
R11
R13
R12
C5
C6
C9
C14
C23
R26
R41
C15
B C E
R27
Q5
C18
C17
C22
C21
R40
R22
R21
R18C13
C10 R20
Q6D9
C34
R7
C2
C3
R8
R9
R10
D6
D7
D8
D3
D4
D5
C26R39
R33
R16
R14 C8
R15
R37R35
R34IC2
1
78
14
KAT-2 (PC BOARD) TK-80AT UNIT (X53-3630-20) Foil side view (J72-0402-02)
Component side
Foil side
Layer 1Layer 2
Ref. No. Address
IC1 13L
IC2 12L
IC3 10M
IC6 9M
Q1 13M
Q2 13M
Q3 12J
Q4 8J
Q5 9J
Q6 8M
D3 12N
D4 13N
D5 13N
D6 11N
D7 11N
D8 11N
D9 8O
D101 7K
D102 7K
D103 6K
D104 5K
D105 6M
D106 6N
D107 6O
J K L M N O P Q R SIHGFEDCBA
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
J72-0402-02 B/5
J72-0402-02 A/5
J72-0402-02 C/5
J72-0402-02 D/5J72-0402-02 E/5
C104
C10
5
D10
5
C10
6
D10
6
C10
7
D10
7
D104
C103
D103
C102
D102
C101
D101
Q4
C27
C16
C19
C24
C33
C11
IC6
1 458
R38
R19
R17
R6
IC3
1 7814
C7
R3
R5
C25
R23
C32
R36
Q2
Q3
IC1
178 14
Q1
C4
R11
R13
R12
C5
C6
C9
C14
C23
R26
R41
C15
B C E
R27
Q5
C18
C17
C22
C21
R40
R22
R21
R18C13
C10 R20
Q6D9
C34
R7
C2
C3
R8
R9
R10
D6
D7
D8
D3
D4
D5
C26R39
R33
R16
R14 C8
R15
R37R35
R34IC2
1
78
14
C35
C30
C31
C29
R29
C28
R28
R32
R42
R31
R30
TK-80 KAT-2 (PC BOARD) KAT-2 (PC BOARD) TK-80AT UNIT (X53-3630-20) Foil side view (J72-0402-02) AT UNIT (X53-3630-20) Foil side view (J72-0402-02)
Component side
Foil side
Layer 1Layer 2
Ref. No. Address
IC1 13L
IC2 12L
IC3 10M
IC6 9M
Q1 13M
Q2 13M
Q3 12J
Q4 8J
Q5 9J
Q6 8M
D3 12N
D4 13N
D5 13N
D6 11N
D7 11N
D8 11N
D9 8O
D101 7K
D102 7K
D103 6K
D104 5K
D105 6M
D106 6N
D107 6O
102
TK-80 KAT-2 (SCHEMATIC DIAGRAM)
7
6
5
4
3
2
1
A B C D E
X53-363 1/2
AT21
2
FINAL-CN6
W2
FINAL-CN5
W11
2
AT1
K1 LFB
01
D9
100u
L15
C34
0.01
u
L1
L2
R2
100
R1
100
CN1ATD1
ATD2CN2
C1
56p
1kR3
R4
47
R5
180
D1
1SS
101
1SS
101
D2
10k
R10
10k
R9
R8
10k
0.01
u
C3
0.01
u
C2
10k
R7
1SS226D3
1SS226D5
1SS226D4
0.01
u
C5
2SC2714(Y)Q1
R11
56k
C4
0.01u
R13
100
120
R12
SWITCHING
AMPLIFIER
AMPLIFIER
1SS2261SS226
SWITCHING
1SS226
D6 D8
D70.01u
C7
R14
0.01
u
120
R15
2SC2714(Y)Q2
R16
56k
C8 100
Q1
Q2
D
6 7Q
3 54C
K
Q9 812 1011
IC1SN74S74NS
21
1314
D-FF
COMPARATOR
NJM2903M
4
3
2
1
5
6
7
IC6
8
R18
10k
C9
1000
p
R17 33
C10
1000p47
u10
C12
0.01
u
R21
10k
R22
10k
C11+
C13
0.01
u
C14
0.01
u
R20
10k
180
R6
DETECTION
D1,2
R19 33
14V
5V
W101
2
1
10p
TC
1
2
W1021
VC
101
VC
102
L101
K101
L107
100
u
C10
1 0.
01u
LFB
01
D10
1
L108
100
u
C10
2 0.
01u
LFB
01
D10
2
K102
L109
100
u
C10
3 0.
01u
LFB
01
D10
3
K103
L110
100
u
K104
D10
4
C10
4 0.
01u
LFB
01
GND
7AT
18AT
21AT
FINAL-CN11
4AT
14AT
28AT
24AT
1
8
W103
14AT
4AT
28AT
GND
7AT
18AT
21AT
24AT
1
8
7AT
GND
14AT
4AT
GND
SWITCHING
D9
0.01
u
C6
SWITCHING
D101-104
AT UNIT (KAT-2) (OPTION) (X53-3630-20) (A/5)
(X53- ) (B/5)
4.0V
1.5V
0.97V
4.0V
0.81V
4.7V
4.7V
0.02V
4.7V
1.5V
0.33V0.42V
103
KAT-2 (SCHEMATIC DIAGRAM) TK-80
7
6
5
4
3
2
1
JIHGF
X53-363 1/2
Note : The components marked with a dot (•) are parts of layer 1.
M M
6
7
3
5
4
9
8
12
10
11
IC2TC4066BF
2
1
13
14R
36 0
R35 0
0R34
R37
0
C25
0.01
u
C26
0.01
u
R33
4.7k
R23
10k
DTC114EKQ3
106 87 93 5421
ANALOG SWITCH
R41 0
C15
0.01
u
0.01
u
C18
0.01
uC
17
0.01
u
C19
100u
25C
20
+
R24 10
0.01
u
C16
MOTOR DRIVEBA6109U2IC4
L3
100u
6
7 8
9
132
3
5
4
12
10
11
TC4066BF
1
IC3
14
ANALOG SWITCH BA6109U2
0.01
u
R40 0
C22
0.01
u
21 43C
23
5
100u
R25
0.01
u
C21
10
0.01
u
C24
876 9
L6
10
IC5MOTOR DRIVE
0
R39
R38
0
5V
1
PR12
VREF
POD1
POD2
ATG
PR22
PR21
ATA
PR11
APRE
SPED
ATI
14V
CONTROL-CN6
GND
GND 16CN3
DTD143EKQ6 0.
01u
C33
L7 100u
L8 100u
L14 100u
L12 100u
L13 100u
R32
10k
R42
0
100u
L4
L9 100u
L10 100u
L11 100u
POD1
ATG
VREF
POD2
PR11
PR12
PR21
PR22
SPED
APRE
ATA
5V
14V
ATI
GND
GND
0.01
u
C35
M1+
GN
D
PO
D1
VR
EF
PO
D2
M1-
M2+
M2-
CN481
100u
L5
DTC114EKQ5
R26
4.7k
10k
R27
2SA1204(Y)Q4
SWITCHING
Q3
SWITCHING
Q4,5
C32
0.01
u
10k
R28
R29
10k
R31
10k
R30
10k
C28
0.01
u
0.01
u
C29
0.01
u
C31
0.01
u
C30
SWITCHING
14V
5V
K105
L102 L103 L104 L105 L106
C10
5 0.
01u
L111
100
u
LFB
01
D10
5
L112
100
u
C10
6 0.
01u
D10
6
LFB
01
K106
L113
100
u
C10
7 0.
01u
D10
7
LFB
01
K107
14AT
4AT
7AT
GND
GND
1 4W104
1 2W105
1 3W106
M2 M1
10k
VR
101
VR
102
10k
VR
EF
PO
D2
M2+
M2-
M1+
M1-
PO
D1
GN
D
C27
0.01
u
SWITCHING
D105-107 NC
(X53- ) (D/5) (X53- ) (E/5)
(X53- ) (C/5)
0V
13.6V 0.09V
0V
0.02V
0.02V
0V
0.09V
0V
13.6V
0V13.8V
13.6V
13.6V
0V
0V
0.11V
4.1V
0.02V
AT UNIT (KAT-2) (OPTION) (X53-3630-20) (A/5)
(X53-) (B/5)
M M
AT21
2
FINAL-CN6
W2
FINAL-CN5
W11
2
AT1
K1 LFB
01
D9
100u
L15
C34
0.01
u
L1
L2
R2
100
R1
100
CN1ATD1
ATD2CN2
C1
56p
1kR3
R4
47
R5
180
D1
1SS
101
1SS
101
D2
10k
R10
10k
R9
R8
10k
0.01
u
C3
0.01
u
C2
10k
R7
1SS226D3
1SS226D5
1SS226D4
0.01
u
C5
2SC2714(Y)Q1
R11
56k
C4
0.01u
R13
100
120
R12
SWITCHING
AMPLIFIER
AMPLIFIER
1SS2261SS226
SWITCHING
1SS226
D6 D8
D70.01u
C7
R14
0.01
u
120
R15
2SC2714(Y)Q2
R16
56k
C8 100
Q1
Q2
D
6 7Q
3 54C
K
Q9 812 1011
IC1SN74S74NS
21
1314
D-FF
COMPARATOR
NJM2903M
4
3
2
1
5
6
7
IC6
8
R18
10k
C9
1000
p
R17 33
C10
1000p
47u1
0C
12
0.01
u
R21
10k
R22
10k
C11+
C13
0.01
u
C14
0.01
u
R20
10k
6
7
3
5
4
9
8
12
10
11
IC2TC4066BF
2
1
13
14
R36 0
R35 0
0R34
R37
0
C25
0.01
u
C26
0.01
u
R33
4.7k
R23
10k
DTC114EKQ3
106 87 93 5421
ANALOG SWITCH
R41 0
C15
0.01
u
0.01
u
C18
0.01
uC
17
0.01
u
C19
100u
25C
20
+
R24 10
0.01
u
C16
MOTOR DRIVEBA6109U2IC4
L3
100u
6
7 8
9
132
3
5
4
12
10
11
TC4066BF
1
IC3
14
ANALOG SWITCH BA6109U2
0.01
u
R40 0
C22
0.01
u
21 43C
23
5
100u
R25
0.01
u
C21
10
0.01
u
C24
876 9
L6
10
IC5MOTOR DRIVE
0
R39
R38
0
5V
1
PR12
VREF
POD1
POD2
ATG
PR22
PR21
ATA
PR11
APRE
SPED
ATI
14V
CONTROL-CN6
GND
GND 16CN3
DTD143EKQ6 0.
01u
C33
L7 100u
L8 100u
L14 100u
L12 100u
L13 100u
R32
10k
R42
0
100u
L4
L9 100u
L10 100u
L11 100u
POD1
ATG
VREF
POD2
PR11
PR12
PR21
PR22
SPED
APRE
ATA
5V
14V
ATI
GND
GND
0.01
u
C35
M1+
GN
D
PO
D1
VR
EF
PO
D2
M1-
M2+
M2-
CN481
100u
L5
DTC114EKQ5
R26
4.7k
10k
R27
2SA1204(Y)Q4
180
R6
DETECTION
D1,2
SWITCHING
Q3
SWITCHING
Q4,5
C32
0.01
u
R19 33
10k
R28
R29
10k
R31
10k
R30
10k
C28
0.01
u
0.01
u
C29
0.01
u
C31
0.01
u
C30
SWITCHING
14V14V
5V 5V
W101
2
1
10p
TC
1
2
W1021
VC
101
VC
102
L101
K101
K105
L107
100
u
C10
1 0.
01u
LFB
01
D10
1
L108
100
u
C10
2 0.
01u
LFB
01
D10
2
K102
L109
100
u
C10
3 0.
01u
LFB
01
D10
3
K103
L110
100
u
K104
D10
4
C10
4 0.
01u
LFB
01
L102 L103 L104 L105 L106
C10
5 0.
01u
L111
100
u
LFB
01
D10
5
L112
100
u
C10
6 0.
01u
D10
6
LFB
01
K106
L113
100
u
C10
7 0.
01u
D10
7
LFB
01
K107
GND
7AT
18AT
21AT
FINAL-CN11
4AT
14AT
28AT
24AT
1
8
W103
14AT
4AT
28AT
GND
7AT
18AT
21AT
24AT
1
8
14AT
4AT
7AT
GND
GND
7AT
GND
14AT
4AT
GND
1 4W104
1 2W105
1 3W106
M2 M1
10k
VR
101
VR
102
10k
VR
EF
PO
D2
M2+
M2-
M1+
M1-
PO
D1
GN
D
C27
0.01
u
SWITCHING
D9
0.01
u
C6
SWITCHING
D101-104
SWITCHING
D105-107 NC
AT UNIT (KAT-2) (OPTION) (X53-3630-20) (A/5)
(X53- ) (B/5)
(X53- ) (D/5) (X53- ) (E/5)
(X53- ) (C/5)
4.0V
1.5V
0.97V
4.0V
0.81V
4.7V
4.7V
0.02V
0V
13.6V 0.09V
0V
0.02V
0.02V
0V
0.09V
0V
13.6V
0V13.8V
13.6V
13.6V
0V
0V
4.7V
1.5V
0.33V0.42V
0.11V
4.1V
0.02V
TK-80
104
Circuit DescriptionThe selective call unit consists of the DTMF decoder sec-
tion and the FSK decoder section circuits.
1. DTMF decoderThe DTMF tone input from the LCD assembly microphone
input connector is input to IC3 via the TX-RX unit. When aneffective tone is detected, the STD terminal becomes “H”and an enable TOE is output from the control unit’s CPU.This in turn causes DTMF decode data to be output from IC3and Q1 to Q4. The control unit’s CPU reads in this DTMFdecode data, converts it to FSK data and transmits.
2. FSK decoderThe AF signal detected at the TX-RX unit is input to pin 2 of
IC1. If it is an effective tone, the tone detect signal is outputthrough buffer IC2 and FSL is sent to the control CPU. FSKdecode data is sent from pin 7 of IC1 through buffer IC2 asthe FSD to the control unit’s internal CPU. The CPU detectsconformity with code set for that unit and changes the modeclears AF muting, etc.
The IC1 internal VCO central frequency (fo) is determinedby C5, R9 and VR1 and adjusted to 2210Hz. The trackingbandwidth (∆f) is determined by R6, R9, and VR1.
KPE-1 (Selective Call Kit)
External View Components Description
SELECTIVE CALL UNIT (X52-3300-20)
Ref. No. Use / Function Operation / Condition
IC1 FSK demodulator
IC2 Buffer
IC3 DTMF decoder
D4 LED Lights when “MARK” signal input
D5 LED Lights when “SPACE” signal input
D6 LED Lights when “FSK” signal input
Terminal Function
CN No. Pin No. Pin Name Function
CN1 1 AF Audio
2 AFG Audio GND
3 MIC MIC signal input
4 MICG MIC GND
CN2 1 DGND Digital GND
2 TOE DTMF decoder control
3 Q1 DTMF decode data
4 Q2 DTMF decode data
5 Q3 DTMF decode data
6 Q4 DTMF decode data
7 STD Single tone detector
8 DGND Digital GND
9 5A 5V
10 FSD Selective call data
11 FSL Selective call signal detector
12 DGND Digital GND
1. Frequency 1) S1 changes to TEST. f. counter Selective TP1 Selective VR1 2210Hz ±2Hzadjustment call call
Item Condition
Measurement AdjustmentSpecifications/
RemarksTest-
equipment Unit Terminal PartsUnit Method
Adjustment
TK-80
105
Ref. No. Address Parts No. Description Desti-nation
Newparts
Parts List
1 B62-0531-10 INSTRUCTION MANUAL
2 E37-0502-05 FLAT CABLE3 E37-0504-05 LEAD WIRE WITH CONNECTOR
Receiver frequency range ................................... 0.5~29.99999MHzModes ....... J3E (SSB), A1A (CW), A3E (AM), F1B (FSK), J2B (AFSK)Operating temperature ............................................... –20°C~+60°CPower requirement .................... 13.6V DC ±15% (negative ground)Current drain
Receive .............................................................. Less than 1.45ATransmit ............................................................. Less than 20.5A
Frequency stability ............................ –10°C~+50°C, within ±10ppm–20°C~+60°C, within ±15ppm
–10°C~+50°C, within ±0.5ppm (with SO-2)–20°C~+60°C, within ±1.0ppm (with KPE-1)
1st IF .......................................................................... 73.045MHz2nd IF ......................................................................... 10.695MHz
SensitivitySSB/CW/FSK (10dB S/N) ........ Less than 1µV (0.5~1.79999MHz)
Less than 0.25µV (1.8~29.99999MHz)AM (10dB S/N) ................... Less than 7.94µV (0.5~1.79999MHz)
Less than 2.5µV (1.8~29.99999MHz)Spurious response
IF image ratio ..................................................... More than 70dBIF rejection ......................................................... More than 80dB
SelectivitySSB/CW/FSK ........................................ More than 2.2kHz (–6dB)
Less than 4.8kHz (–60dB)AM ........................................................ More than 5.0kHz (–6dB)
Less than 40.0kHz (–60dB)CW (with YK-107C) ............................... More than 0.5kHz (–6dB)
Less than 2.0kHz (–50dB)Clarifier variable range ....................................... ±1.1kHz (10Hz step)
Dealer setting: ±110Hz (1Hz step)Audio output .......................... More than 3.5W (4Ω, 10% distortion)Audio output impedance ............................................................... 4Ω
Carrier suppression ................................................. More than 40dBUnwanted sideband suppression .............. More than 50dB (1.0kHz)Microphone impedance ............................................................ 600Ω