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Slide 1
20132013--Plasma FHD TVPlasma FHD TV – – S/SS/STT SeriesSeries
Panasonic Corporation 2013
Unauthorized copying and distribution is
a violation of law.
c
Model :TC-P**S60 / TC-P**ST60 (America)
Order No. ITD1303914GE
Model No. PDP-201303Ver. 1.0
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V2.0- LCD TV RepairTips & Case Histories
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LCD/LED & 3D TV
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Guide
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Slide 2
INDEXINDEXINDEX
1.Board Layout and Connectors Location
2.Voltage Distribution
3.Standby Operation
4.Start up operation
5.SOS Detect Circuit Explanation6.Blinking Code and “No Power” Troubleshooting Flowchart
7.Electric pen and Bluetooth Troubleshooting Flowchart
8.Wireless LAN adaptor Trouble shooting Flowchart
9.Data copy using USB memory
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Slide 3
1.Board Layout and connectors Location
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Slide 4
SN
SN
42S60
50/55/60/65ST6050S60
PSS
PSS
A
A
C2
C2C1
C1
55/60/65S60
SC
SCPSS
PSS
A
A
C2
C2C1
C1
SU
SU
SD
SD
C3
C3
SC
SCSS
SS
A
A
C2
C2C1
C1
SU
SU
SD
SD
C3
C3
P
P
SC
SCSS
SS
A
A
C2
C2C1
C1
SU
SU
SD
SD
C3
C3
P
P
SS
2
SS
2
K
K
K
K
Board LayoutBoard Layout
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Slide 5
1.1.Board LayoutBoard Layout and Connectors Location (1)and Connectors Location (1)
TC-P42S60
P2
P35
P6
SN2
PPSSSS
A A
SNSN
C1C1 C2C2
SS53
SS55
C25
SN20
C10 C20 C21 C26
A20
A31A32
A6A
A12
A1
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Scan Out ( Upper )SUC2
Scan Out ( Lower )SDRemote Receiver, Power LED,
AI Sensor
Scan DriveSNData Drive RightC1
Power Supply, Sustain DrivePSSSpeaker out, Sound Processor, AV Terminal,
AV Switch, DC-DC Converter, Digital Signal
Processor, Microcomputer, HDMI Interface, SD
card slot, Format-Converter, Plasma AI, Sub-
Field Processor, Key Switch
A
DescriptionBoardDescriptionBoard
K
Data Drive Left
TC-P42S60
1.1.Board LayoutBoard Layout and Connectors Location (2)and Connectors Location (2)
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1.1.Board LayoutBoard Layout and Connectors Location (3)and Connectors Location (3)
TC-P50ST60
P2P11
P35
P6
SS11SC2
SSSS
A A
SCSC
SUSU
SDSD
C1C1 C2C2 C3C3
SS2SS2
SS33
SS52
SS54
SS57
SC20
SC41
SU41
SC46
SD46
SC42
SD42
SU11
SD11
C14 C18 C10 C20
C28
C25 C21 C26 C36 C31
A20
A31
A32
A33
A6 A12
A1
PP
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Scan Out ( Upper )SUC2
Scan Out ( Lower )SD
Remote Receiver, Power LED, AI Sensor
Scan DriveSCData Drive RightC1
Power SupplyPSpeaker out, Sound Processor, AV Terminal,
AV Switch, DC-DC Converter, Digital Signal
Processor, Microcomputer, HDMI Interface, SD
card slot, Format-Converter, Plasma AI, Sub-
Field Processor, Key Switch
A
DescriptionBoardDescriptionBoard
K
C3
Data Drive Center
Data Drive Left
TC-P50ST60
1.1.Board LayoutBoard Layout and Connectors Location (4)and Connectors Location (4)
Sustain DriveSS
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2.Voltage Distribution
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2. Voltage Distribution (1)TC-P42S60
SN
A
PSS
C1 C2
3, 4 6 3, 46
VSUS
MID
1, 2 1, 2Vda
P35
P2SN2
PanelPanel
K
P9
23, 4
23
22
23, 4
23
22
11S15V
P15V
F15V
STB5V
P5V
P3.3V
64-681-5
C25
C20
54,55, 1, 2C21 C22
C10
1, 2
54,55,
P3.3V
A32
A31
A6A
3
5
3
5A1
SUB3.3V
STB3.3V
K1
P6
1, 2 30
29,30 1
SN20
A20
P5VP15V
67,68 1,2
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Slide 12
2. Voltage Distribution (3)TC-P55/60/65S60
TC-P50/55/60/65ST60
P
A
SC SU
SD
SS
C2 C3
Vsus
P11
SS11Vsus
VsusP2 SC2
A20
SC20
P15V P5V
C26 C36
A31
KK1
SUB_AI_3.3V
P5V
SS33
P5V
P3.3V
1
1
1
301,2
129,30
STB3.3V5
3
1
C1
17
P35Vda1
2
C25
P15V
19,20
C21
C28C18
54,55
C31Vda
A32 P3.3V
A1
A33
1
2
5
3
54
55
4
1
2
P6
STB5V
F15V
P15V
5
910
12
A6
10
65
3
Sound15V
1,21,2
3 3
39
40
1-437-
40
1,2
1 1
14 1
P9
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Slide 13
FF15V/STB5V distribution and convert to lower voltage15V/STB5V distribution and convert to lower voltage
2. Voltage Distribution(4)
TCTC--P42/50/55/60/65S60P42/50/55/60/65S60
(TNPH1046*)(TNPH1046*)
5
6
SUB1.5V
SUB1.1V
P1.2V
1.5V
IC8100
1.1V
IC8101
1.2V
IC9803
3.3V
IC8705
5V
IC8704
SUB5V
SUB3.3V IC5701
IC5704
2.5V
IC8709
IC8715 HDMI3.3V
P5V
HP3.3V
1.2V
IC5702
1.8V
1.2V
9V
IC5000
3.3V
3.3V
STB3.3V
SUB9V
VDDSD18V33V
10
F15V
STB5V
A6
STB5V
P A
2 0 0 0
P3.3V
PA5017
D C D C I N
9V
3
4
22
A6A
DCDCEN
LNA5VIC5703
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Slide 14
FF15V/STB5V distribution and convert to lower voltage15V/STB5V distribution and convert to lower voltage
2. Voltage Distribution(5)
TCTC--P50/55/60/65ST60P50/55/60/65ST60
(TNPH1045*)(TNPH1045*)
5
6
SUB1.5V
SUB1.2V
P1.2V
1.5V
IC8100
1.2V
IC8101
1.2V
IC9803
3.3V
IC8705
5V
IC8704
SUB5V
SUB3.3V IC9005
IC5704
P2.5V
IC8709
IC8716 HDMI3.3V
5V
IC9804
P5V
HP3.3V
1.2V
IC5702
1.8V
1.2V
9V
IC5000
3.3V
3.3V
STB3.3V
SUB9V
VDDSD18V33V
10
F15V
STB5V
P_OPCTRL11 from IC8000
P_TCON9 from IC8000
A6
STB5V
P A
2 0 0 0
P3.3V
PA5017
DCDCEN
DCDCEN2
D C D C
E N 2
D C D C I N
IC8000
PARAGON
9V
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Slide 15
3.Standby Operation
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Slide 16
3. Standby Operation (1)
AAPSSPSS
KK
STB
Circuit
P6 A6AIC8000
Peaks sLD8
Signal
Processor
ANALOG
ASIC
A1 K10
22 22
REMOTE
REC.
STB5V
P9
IC5000STB
3.3V
TC-P42/50S60
5 5
11
6
F_STBY_ON
6
RMIN
KEY
KEYSCANKey
CommandPOWER
SWITCH
13
11
13
11
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Slide 17
When the TV is plugged in:
AC is applied to the standby circuit in the PSS board to produce STB5V.The STB5V is provided to the A board via pin 22 of connector P6.
The STB5V from pin 22 of connector A6A is applied to the Analog ASIC (IC5000)
The Analog ASIC IC5000 converts the STB5V to STB3.3V.
This voltage energizes and prepare the microprocessor (CPU) IC8000 for program execution.
The STB3.3V from the Analog ASIC (IC5000), besides being applied to the CPU, is also applied to
the remote control receiver on the K board through pin 5 of connector A1/K10.
The microprocessor (IC8000) outputs the “F_STBY_ON” command for less than a second. This
command is applied to the PSS for F15V generation. The F15V is generated for the same duration
of the command.
If the STB5V is missing, the TV is dead.
3. Standby Operation (2)
TC-P42/50S60
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Slide 18
3. Standby Operation (3)TC-P55/60/65S60
AAPP
KKSTB
Circuit
P6 A6IC8000
Peaks sLD8
Signal
Processor
ANALOG
ASIC
A1 K10
5 10
REMOTE
REC.
STB5V
P9
IC5000 STB
3.3V
Control Assay
5 5
C1C1C14C10
A31
11
9
F_STBY_ON
6
RMIN
KEY
KEYSCAN
C2C2C20C21
54
3
2
39
40
2
1
51
52Key
Command
POWER
SWITCH
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Slide 19
When the TV is plugged in:
AC is applied to the standby circuit in the P board to produce STB5V.The STB5V is provided to the A board via pin 5 of connector P6.
The STB5V from pin 10 of connector A6 is applied to the Analog ASIC (IC5000)
The Analog ASIC IC5000 converts the STB5V to STB3.3V.
This voltage energizes and prepares the microprocessor (CPU) IC8000 for program execution.
The STB3.3V from the Analog ASIC (IC5000), besides being applied to the CPU, is also applied to
the remote control receiver on the K board through pin 5 of connector A1/K10.
The microprocessor (IC8000) outputs the “F_STBY_ON” command for approximately 8 second.
This command is applied to the PSS for F15V generation. The F15V is generated for the same
duration of the command.
If the STB5V is missing, the TV is dead.
3. Standby Operation (4)
TC-P55/60/65S60
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Slide 20
3. Standby Operation (5)
AAPP
KKSTB
Circuit
P6 A6IC8000
PARAGON
Signal
Processor
ANALOG
ASIC
A1 K10
5 10
REMOTE
REC.
STB5V
P9
IC5000 STB
3.3V
Control Assy
TC-P50/55/60/65ST60
5 5
C1C1
Key
Command
C14C10
A31
POWER
SWITCH
11
9
F_STBY_ON
6
RMIN
KEY
KEYSCAN
C2C2C20C21
54
3
2
39
40
2
1
51
52
3 St db O ti (6)
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Slide 21
When the TV is plugged in:
AC is applied to the standby circuit in the P board to produce STB5V.
The STB5V is provided to the A board via pin 5 of connector P6.
The STB5V from pin 10 of connector A6 is applied to the Analog ASIC (IC5000)
The Analog ASIC IC5000 converts the STB5V to STB3.3V.
This voltage energizes and prepares the microprocessor (CPU) IC8000 for program execution.
The STB3.3V from the Analog ASIC (IC5000), besides being applied to the CPU, is also applied to
the remote control receiver on the K board through pin 5 of connector A1/K10.
The microprocessor (IC8000) outputs the “F_STBY_ON” command for approximately 8 second.
This command is applied to the PSS for F15V generation. The F15V is generated for the same
duration of the command.
If the STB5V is missing, the TV is dead.
3. Standby Operation (6)
TC-P50/55/60/65ST60
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Slide 22
4.Start up Operation
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Slide 23
PSSPSS
4. Start up Operation (1)
AA KKIC8000
Peaks sLD8
Signal
Processor
ANALOG
ASIC
REMOTE
REC.
LED
STB5V
P9 IC5000
TC-P42/50S60
RMIN
STB3.3V
Power
Micom
HT66F30
DC/DC
Circuit
2
1
DC/DC
Circuit
Power switch
Vsus to
SN/SC
Vda to C
Vda to C
P351
6
SW
SW
P2
3
4
2
1
6
14 14
6
1
3
4
2
TV_SUB_ON
PANEL MAIN ON
IC8100
IC8101
F15V SUB1.5V
SUB1.1V
IC8704
IC8705
IC8715
SUB5V
SUB3.3V
HDMI3.3V
A1 K10
11
610
7
11
5
4
Sound 15V to audio
amplifier
Sound 15V to audio
amplifier
P15V pass thorough
to SN/SC board
P15V pass thorough
to SN/SC board
9
7 7R_LED_ON
Key Command
8
4
11
3
5 5
1
2
Power
Circuit22 22
10
2
2
A6AP6
11
13
11
13
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Slide 24
PP
4. Start up Operation (2)
AA KKIC8000
Peaks sLD8
Signal
Processor
ANALOG
ASIC
REMOTE
REC.
LED
STB5V
P9IC5000
TC-P55/60/65S60
RMIN
STB3.3V
Power
Micom
IC502
DC/DC
Circuit
T200
2
1
DC/DCCircuit
T301
T302
A31
Power switch
Vsus to SC
Vda to C
Vda to C
P351
1
SWQ502
SW
Q500
P2
A6P6
9
10
12
14
6
1 14
9
1
5
6
3
TV_SUB_ON
PANEL MAIN ON
IC8100
IC8101
F15V SUB1.5V
SUB1.1V
IC8704
IC8705
IC8715
SUB5V
SUB3.3V
HDMI3.3V
A1 K10
11
610
7
11
5
4
Sound 15V to audio
amplifier
Sound 15V to audio
amplifier
P15V pass thorough
to SC/SS board
P15V pass thorough
to SC/SS board
4
5
9
7 7R_LED_ON
Key Command
8
4
11
3
5 5
1
2
Power
Circuit5 10
10
2
2
Vsus to SSP11
1
4 S O (3)
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Slide 25
PP
4. Start up Operation (3)
AA KKIC8000
PARAGON
Signal
Processor
ANALOG
ASIC
REMOTE
REC.
LED
STB5V
P9IC5000
TC-P50/55/60/65ST60
RMIN
STB3.3V
Power
Micom
IC502
DC/DC
Circuit
T200
2
1
DC/DCCircuit
T301
T302
A31
Power switch
Vsus to SC
Vsus to SS
Vda to C
Vda to C
P351
1
P111
SWQ502
SW
Q500
P2
A6P6
9
10
12
14
6
1 14
9
1
5
6
3
TV_SUB_ON
PANEL MAIN ON
IC8100
IC8101
F15V SUB1.5V
SUB1.2V
IC8704
IC8705
IC8716
SUB5V
SUB3.3V
HDMI3.3V
A1 K10
11
610
7
11
SD slot
JK8600
VDDSD18V33V
5
4
Sound 15V to audio
amplifier
Sound 15V to audio
amplifier
P15V pass thorough
to SC/SS board
P15V pass thorough
to SC/SS board
4
5
9
7 7R_LED_ON
Key Command
8
4
11
DDR IC8200/8201/8202
Bluetooth
Tuner TU6706 via IC5704 (1.8V)
Audio IC4900/4901
Temp Sensor IC2001
NAND IC8900EEPROM IC8901
PD6H IC9300 via IC9005 (P2.5V)
USB JK8600/8602 via IC8602/8603
WiFi JK8605 via IC8605
ASIC IC5000
Scan Data Buffer IC9400/9401 via IC 9804 (P5V)
Sustain Data Buffer IC9402 via IC9804 (P5V)
3
5 5
1
2
Power
Circuit5 10
10
2
2
4 St t O ti (4)
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Slide 26
4. Start up Operation (4)
If the micro processor (IC8000) detected “RMIN signal” or “Power Switch signal”, it sends the
TV_SUB_ON signal to the power micom via P6 connector.5
1)Press the power switch on the TV.
2)Press the Power switch on the remote controller.
After finishing these 2 process, TV unit will start working.
The “Power Switch” signal is reached at IC8000 via A31 connector.
ON command from remote controller is received at K board.
The K board sends “REMOTE IN” command to IC8000 via A1 connector.
4
The DC/DC circuit produces the STB5V and 15V.The 15V is outputted to the SW.
The STB5V is provided to the ASIC (IC5000) on the A board via connectors P6/A6.2
The Analog ASIC IC5000 converts the STB5V to STB3.3V.
The STB3.3V prepares the micro processor (IC8000) for program execution.
And the STB3.3V is supplied to POWER LED / REMOTE RECEIVER on K board.3
When the TV is plugged in:
AC plug voltage is applied to the power circuit (Filter, Rectifier, PFC, DC/DC converter).
Then this power circuit outputs DC voltage to other DC/DC circuits.1
4 St t O ti (5)
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Slide 27
4. Start up Operation (5)
The signal from the power micom turns on the switching transistor Q500.
This allow F15V to be output to the DC/DC circuit on the A board.6
The F15V is supplied to IC8100, IC8101, IC8704 and IC8705.7
The P15V is applied to the SN/SC/SS board.The VSUS is applied to SN/SC/SS board.
The Vda is applied to C board.11
Next, the micro processor (IC8000) outputs PANEL_MAIN_ON signal to the power micom.9
The power micom outputs two switching switching signals.
- One signal enables SW 502 to pass the P15V
- The other signal enables DC/DC circuit to produce Vsus and Vda voltages.10
The voltages from these ICs are distributed to the different circuits where they’re used.8
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Slide 28
5.SOS Detect Circuit Explanation(Shutdown)
5 SOS D t t Ci it E l ti (1)
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Slide 29
Important Information
• To avoid the unnecessary replacement of multiple PC boards, please read this before
beginning to repair this unit.
• Do not use any service documentation (Including the 2011 troubleshooting guide) other than
the one designed for this particular model.
• Techniques used on previous models may not necessarily apply to the model you areworking on.
• For accurate diagnosis during troubleshooting, do not skip or alter the order of steps on the
guide.
• To avoid the unnecessary replacement of multiple PC boards, please read this before
beginning to repair this unit.
• Do not use any service documentation (Including the 2011 troubleshooting guide) other than
the one designed for this particular model.
• Techniques used on previous models may not necessarily apply to the model you are
working on.
• For accurate diagnosis during troubleshooting, do not skip or alter the order of steps on the
guide.
5.SOS Detect Circuit Explanation (1)
5 SOS D t t Ci it E l ti (2)
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Slide 30
When an abnormality occurs in the unit, the “SOS Detect” circuit is triggered and the TV shuts down.
The power LED on the front panel flashes a pattern indicating the circuit that has failed.
Cautions:
If the power LED continues to blink even after the TV is unplugged, press and hold the power switch
on the TV for a few seconds until the LED turns off.
Some steps require removal of connectors and sometimes PC boards removal. Do not allow the TV to
run for more than 30 seconds while connectors or boards are disconnected.
NOTE: When taking voltage reading, place your meter’s probe on the test point or pin indicated before
connecting the TV to the AC line. The voltage you intent to measure may only appear for a brief
moment.
Warning: The Vsus line has large capacitors that hold the charge for some time even after the TV has been turned off and
unplugged. When disconnecting P2/SC2 or P11/SS11, bleed the remaining charge of the Vsus before reconnecting the cable.
Use a 500 ohms/ 5W (At least) resistor to discharge the Vsus line before reconnecting P2/SC2 or P11/SS11.
SOS Precautions
5.SOS Detect Circuit Explanation (2)
5 SOS D t t Ci it E l ti (3)
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Slide 31
SOS Detect Circuit
5.SOS Detect Circuit Explanation (3)
-
Normal: H
Abnormal: L
Normal: L
Abnormal: H
A/D Input
Voltage
Normal: H
Abnormal: L
-
SignalPARAGON
Input terminal
Peaks sLD8
Input terminalDetectionItemBlinks
ADIN4_SRVSTMADIN1Sound AMP Error SOUND SOS12
OPCTRL10STMTIME5P3.3V: Low power
P15V: MissingP15V DET2
--
Information error FLASH check sum error
Power startup error
Communication (PD6H, PARAGON) error
System Error 1
13
10
6,7,8,9 STMADIN2
-
OPCTRL4
ADIN7_SRV
Normal :0-0.45V
SOS8_SS :0.55-0.95V
SOS6_SC :1.13-1.55V
SOS_DCC :1.75-2.15VFFC_OFF_DET :2.35-2.75V
SOS7_SC2 :2.8-3.3V
Panel SOS
-
STMGPIO0
Internal Error Emergency Error
SUB3.3V/SUB5V: OverchargeSUB3.3/5V
overcharge
Protection circuits are incorporated in the unit to prevent the failure of a single circuit or component from
creating catastrophic damage. A shutdown condition occurs when there is an over voltage, a short or a
drop in any of the voltage lines.
The processor (IC8000) detect when a shutdown condition has been triggered.When an abnormality has occurred, the unit’s protection circuit operates and the TV is reset to the standby
mode. At this time, the defective block can be identified by the number of blinks of the POWER LED on the
front of the unit.
The number of times that the POWER LED blinks indicates the areas where a problem is suspected.
Protection Circuit Block Diagram 1 of 2 (TC-P**S60)
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Slide 32
IC8000-1
Peaks
sLD8
Standby
uCOM
System
uCOM
U5PANEL_SOS
9SC_SOS6
12
8
11
SS_SOS8
SOS_DCC_S (9)
SC_SOS7
10 Normal : all input = “L”
(output = “L” )
SS A33
5
A20
3
6
SC
IC9300
PD5L
D3
(Analog output)
6 – 9 blinks
SC_UHZ18179SC
A20
C2
(If no signal,
Discharge Stop
: 6/8 blinks)
1314 E3
U4
PDP_DRVRST (Discharge Reset)
C
DRVRST(If no 3.3V in C1/C2-PCB,
Discharge Stop
: 6/8 blinks)
D_UHZ
P3.3V
2 blinksW2
Q9201
Q9201P15V
H2
2 Blinks
if P15 is
missingIC5000
REG
(STB3.3V)
RESET
P15V
Det. Circuit
N
SOS
P15V_DET
IC9015
AND
A31
55
3.3V_DET A32
1
E27
7
PSS
A6A
21
AA3
Protection Circuit Block Diagram 1 of 2 (TC P S60)
2 BlinksShorted (42/50 inch)
Fast 3 BlinksShorted (55/60/65 inch)
2 BlinksMissingP15V
(“
42/50)
(“
55/
60/65)
SN(“42)
Protection Circuit Block Diagram 2 of 2 (TC-P**S60)
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Slide 33
IC8000-2
Peaks
sLD8
Standby
uCOM
SystemuCOM
STB3.3V
SOS
10 blinks AB6
Q8771
Q8771
SUB3.3V
SUB5V
SUB3.3V
SOUND_SOS
12 blinks
IC4900
Audio
AMP 18T3
Normal=“H”
SUB5V &
SUB3.3V
OV Det.
Circuit
10 Blinks if
SUB5V orSUB3.3V is
too high
MissingSUB5V 6 blinks
after 11 sec.Shorted
10 blinksOver Voltage
SUB3.3V
V4
(10 blinks)
3 Fast Blinks
If SUB3.3 is missing,Software can not
wake up correctly,
then 3 blinks.
Protection Circuit Block Diagram 2 of 2 (TC P S60)
6 BlinksIf SUB5 is missing,
Panel drive control signal
can not be output to SC
board, then 6 blinks.
Fast
3 blinksShorted
Over Voltage 10 blinks
MissingSUB3.3V
Protection Circuit Block Diagram 1 of 2 (TC-P**ST60)
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Slide 34
IC8000-1
ParagonMediaTek
MT5590C
Standby
uCOM
System
uCOM
PANEL_SOS
9SC_SOS6
8
11
SS_SOS8
SOS_DCC_S (9)
SC_SOS7
10 Normal : all input = “L”
(output = “L” )
SS
A33
5
A20
3
6
SC
IC9300
PD6H
(Analog output)
6 – 9 blinks
SC_UHZ18179SC
A20
(If no signal,
Discharge Stop
: 6/8 blinks)
1314
PDP_DRVRST (Discharge Reset)
C
DRVRST
(If no 3.3V in C1/C2-PCB,
Discharge Stop
: 6/8 blinks)
D_UHZ
P3.3V
2 blinksQ9201-2
Q9201-1P15V
M28
2 Blinks
if P15 is
missingIC5000
REG
(STB3.3V)
RESET
P15V
Det. Circuit
N
SOS
P15V_DET
A31
55
3.3V_DET A32
1
7
Protection Circuit Block Diagram 1 of 2 (TC P ST60)
10 BlinksShorted
2 BlinksMissingP15V
22k150k
12 AM18
AG19
AM16
AG3
W28
N2
W3
T4
C24
FFC_OFF_DET(6)
Protection Circuit Block Diagram 2 of 2 (TC-P**ST60)
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Slide 35
IC8000-2
Paragon
MediaTek
MT5590C
Standby
uCOM
System
uCOM
STB3.3V
SOS
10 blinks AK16
Q8771-1
Q8771-2
SUB3.3V
SUB5V
SUB3.3V
SOUND_SOS
12 blinks AF22
Normal=“H”
SUB5V &
SUB3.3V
OV Det.
Circuit
10 Blinks ifSUB5V or
SUB3.3V is
too high
MissingSUB5V 6 blinks
after 11 sec.Shorted
10 blinksOver Voltage
Protection Circuit Block Diagram 2 of 2 (TC P ST60)
No Power
/ DeadShorted
Over Voltage 10 blinks
MissingSUB3.3V
6 BlinksIf SUB5 is missing,
Panel drive control signal
can not be output to SC
board, then 6 blinks.
IC4900
Audio
AMP 21
IC4901
Audio
AMP
18
5 SOS Detect Circuit Explanation (4)
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Slide 36
Panel SOS
5.SOS Detect Circuit Explanation (4)
The Panel SOS is generated from 5 input signalsby IC5000.
These 5 inputs have different priority.
Each input signals are valid if these signal have
voltage over 2V.
Then IC5000 outputs multi level voltage
(Panel_SOS) based on inputted signals.
SOS7_SC2: 3.3V
SOS8_SS: 0.8V
SOS6_SC1: 1.4VSOS_DCC: 2.0V
FFC_OFF_DET: 2.5V
S series and ST series are different about
generating blink by detecting panel_sos voltage.
S series will detect 2 times at 2.8s and 3.8s point.
ST series will detect at 800ms point.
SOS7_SC2
SOS8_SS
SOS6_SC1
SOS_DCC
FFC_OFF_DET
Panel_SOSIC5000
High
Low
Priority
3.3V
0.8V
1.4V
2.0V2.5V
0V
2.0V
Panel_SOS
SOS7_SC2
SOS8_SS
SOS6_SC1
SOS_DCC
FFC_OFF_DET
Detect
Detect
-
Detect
Detect
800ms point
ST Series
-6DetectDetect0.8V
S series
66-Detect1.4V
88Not detectDetect0.8V
99-Detect2.0V
77-Detect3.3V
blinkblink3.8s point2.8s pointPanel SOS
5 SOS Detect Circuit Explanation (4)
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Slide 37
Judgment of the Panel SOS Signal for TC-P**S60
5.SOS Detect Circuit Explanation (4)
TC-P**S60 Series (All models)
These are illustrations taking from a normally working Plasma TV.
IC8000 checks the panel SOS signal for abnormalities at 2 predetermined
times. (2.8s and 3.8s after the TV is turned on.)
IC8000 ignores the first 2.7 seconds period of the panel SOS signal, which
starts after the TV is turned on (Starting point). Judgments begin at 2.8s
and again at 3.8s after the starting point.
Panel SOS
SOS7_SC2
SOS8_SS
SOS6_SC1IC8000
checking
SOS_DCC: 0V
FFC_OFF_DET:0V
3.3V
0.8V
2.68s
1.4V
Start time point
(Power ON)
2.8s
3.8s
2V
2V
2V
5 SOS Detect Circuit Explanation (5)
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Slide 38
Judgment of the Panel SOS Signal for TC-P**ST60
5.SOS Detect Circuit Explanation (5)
TC-P**ST60 Series (All models)
These are illustrations taking from a normally working Plasma TV.
IC8000 checks the panel SOS signal for abnormalities at exactly 800ms
after the TV is turned on.)IC8000 ignores the first 720ms period of the panel SOS signal, which starts
after the TV is turned on (Starting point). Judgment begin at 800ms and
after the starting point.
Panel SOS
IC8000
checking
SOS_DCC: 0V
FFC_OFF_DET:0V
0.8V
464ms
SOS7_SC2
SOS8_SS
SOS6_SC1
1.4V
720ms
Start time point
(Power ON)
800ms
2V
2V
2V
5 SOS Detect Circuit Explanation (6)
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Slide 39
2 Blink Error Code
These conditions can cause the TV to shutdown and the power LED to blink 2 time
The IC8000 monitors the 15V line.
P15V is applied to A board via P6/A6(A6A) connector. P15V is applied to SC board and SS board .
In this situation P15V is monitored by IC8000. If P15V/P3.3V is missing, IC8000 will start LED 2
times blinking.
5.SOS Detect Circuit Explanation (6)
IC8000
Standby
uCOM
System
uCOM
P(PSS) A
A6(A6A)
SOS 2
P6P15V P15V
AM16(Paragon)
W2(sLD8)
TC-P42/50/55/60/65S60
TC-P50/55/60/65ST60
5 SOS Detect Circuit Explanation (7)
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Slide 40
These conditions can cause the TV to shutdown and the power LED to blink 6 times
5.SOS Detect Circuit Explanation (7)
1. SC board defect
2. A board defect3. Wrong diagnostic by A board
The energy recovery (MID) voltage is monitored in the SC(SN) board.
If the MID voltage is detected abnormal (under 50V), the circuit generates the SOS6_SC1 signal
causing the unit shutdown and the power LED to blink 6 times.
6 Blinks Error Code Circuit Explanation
IC5000
ASIC
A
To IC8000
A/D Input
SC(SN)
A20
28 3 9
SOS_PRIO3
12
Panel_SOS
TC-P42/50S60
SOS6_SC1
SC20
(SN20)
VFG CircuitVFG
PSSMID
3,4
P2
3,4
SC2(SN2)
Over 50V
50V<Normal Range
5 SOS Detect Circuit Explanation (8)
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Slide 41
These conditions can cause the TV to shutdown and the power LED to blink 6 times
5.SOS Detect Circuit Explanation (8)
1. SC board defect
2. A board defect3. Wrong diagnostic by A board
The energy recovery circuit is monitored in the SC board.
If the middle point voltage is detected abnormal, the circuit generates the SOS6_SC1 signal causing
the unit shutdown and the power LED to blink 6 times.
6 Blinks Error Code Circuit Explanation
IC5000
ASIC
SOS6_SC1
A
To IC8000
A/D Input
SC
SC20
1P15V
A20
2
Power Recovery
Circuit (Low)
Power Recovery
Circuit (High)
VSUS
GND
SC20
28 3 9
SOS_PRIO3
12
Panel_SOS
36V < Normal Range < 157V
Over 36V
Over 157V
TC-P55/60/65S60
TC-P50/55/60/65ST60
5 SOS Detect Circuit Explanation (9)
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Slide 42
7 Blinks Error Code
1. VAD or VSCN circuit defect
2. Disconnection of SC and SU/SD board
3. F5V / F15V abnormal voltage4. VAD / VSCN abnormal voltage
These conditions can cause the TV to shutdown and the power LED to blink 7 times
5.SOS Detect Circuit Explanation (9)
The VAD and VSCN circuits are monitored in the SC(SN) board.
If these circuits don’t work normally, the SOS circuit generates the SOS7_SC2 signal causing the
unit shutdown and the power LED to blink 7 times.
IC5000
ASIC
SOS7_SC2
A
To IC8000
A/D Input
SC(SN)
SC2(SN2)
1VSUS
A20
SC20
(SN20)
25 6 11
SOS_PRIO1
12
Panel_SOS
VSCN
Circuit
VAD
Circuit
GND
VFG
VFO
P5V Other error
OK:L
NG:H
TC-P42/50/55/60/65S60
TC-P50/55/60/65ST60
5 SOS Detect Circuit Explanation (10)
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Slide 43
Panel SOS Circuit
5.SOS Detect Circuit Explanation (10)
SOS7_SC2
SOS8_SS
SOS6_SC1
The stability of the VAD and VSCN is affected if VAD or VSCN
circuits defected.
The power LED blinks 7 times because the system detects 3.3V of
the panel SOS signal at designated timing periods.
Panel SOS
3.3V
IC8000
checking
SOS_DCC: 0V
FFC_OFF_DET:0VBlink 7 times
Start time point
TC-P**S60 series (All models)
5 SOS Detect Circuit Explanation (11)
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Slide 44
5.SOS Detect Circuit Explanation (11)
SOS7_SC2
SOS8_SS
SOS6_SC1
The stability of the VAD and VSCN is affected if VAD or VSCN
circuits defected.The power LED blinks 7 times because the system detects 3.3V of
the panel SOS signal at designated timing periods.
Panel SOS
3.3V
IC8000
checking
SOS_DCC: 0V
FFC_OFF_DET:0V
Blink 7 times
Start time point
Panel SOS Circuit
TC-P**ST60 series (All models)
5 SOS Detect Circuit Explanation (12)
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Slide 45
7 Blinks Error Code
These conditions can cause the TV to shutdown and the power LED to blink 7 times
5.SOS Detect Circuit Explanation (12)
The IC16725 in the SN board checks several errors (SERR as OC2 check, OVP as VAD and VSCN
voltage, PGOOD as F15V voltage).
If the IC detects error, the SOS circuit generates the SOS7_SC2 signal causing the unit shutdown
and the power LED to blink 7 times.
1. VAD or VSCN circuit defect
2. F5V / F15V abnormal voltage3. VAD / VSCN abnormal voltage
TC-P42S60
SOS7_SC2
SN20SN25
F5V
F15V
<VAD
VFG
IC16725
Abnormal Check
OK/NGVFG
Other Error
To IC8000 A/D Input
A20
6
IC5000
ASIC
12
11
SOS_PRIO1
Panel_SOS
A
5V
Invert OC2
GND
5.SOS Detect Circuit Explanation (13)
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Slide 46
7 Blinks Error Code
These conditions can cause the TV to shutdown and the power LED to blink 7 times
5.SOS Detect Circuit Explanation (13)
The IC16725 in the SC board checks several errors (CERR as disconnection between SC and
SU/SD board, SERR as OC2 check, OVP as VAD and VSCN voltage, PGOOD as F15V voltage).
If the IC detects error, the SOS circuit generates the SOS7_SC2 signal causing the unit shutdown
and the power LED to blink 7 times.
1. VAD or VSCN circuit defect
2. Disconnection of SC and SU/SD board
3. F5V / F15V abnormal voltage4. VAD / VSCN abnormal voltage
SOS7_SC2
1
2 SU11
SU41
SU
9
19
SD42
SD11
SD SC20SC25
F5V
F15V
<VAD
VFG
9
1
IC16725
Abnormal Check
OK/NGVFG
2 1 VFG
SC42
SC41
Other Error
To IC8000 A/D Input
A20
6
IC5000
ASIC
12
11
SOS_PRIO1
Panel_SOS
A
5V
SC50
Invert OC2
TC-P50/55/60/65S60
TC-P50/55/60/65ST60
5.SOS Detect Circuit Explanation (14)
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Slide 47
8 Blinks Error Code
These conditions can cause the TV to shutdown and the power LED to blink 8 times
5.SOS Detect Circuit Explanation (14)
The SOS circuit monitors the disconnection between PSS board and panel.
If the SOS circuit detects error, the SOS circuit generates the SOS8_SS signal causing the unit
shutdown and the power LED to blink 8 times.
TC-P42/50S60
A
To IC8000
A/D Input
PSS
21
A6AP6
1
1
21
IC5000
ASIC
SUSOUT
PANELSS52/53
SS55/55A
10
12
Panel_SOS
SOS_PRIO2SOS8_SS
Sustain & Recovery
Circuit
Disconnect detection
MID
1. Failure of SS board
2. Disconnection of PSS board and Panel
3. Disconnection of C board and A board4. Disconnection of SC board and A board
5.SOS Detect Circuit Explanation (15)TC P55/60/65S60
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Slide 48
8 Blinks Error Code
1. Failure of SS board
2. Disconnection of SS(SS2) board and Panel
3. Disconnection of C board and A board4. Disconnection of SC board and A board
These conditions can cause the TV to shutdown and the power LED to blink 8 times
5.SOS Detect Circuit Explanation (15)
A
To IC8000
A/D Input
SS
16
A33SS33
P15V
Sustain
&
Recovery
Circuit
1
1
5
SS2
IC5000
ASIC
SUSOUT
PANEL
SS52
SS54
10
12
Panel_SOS
SOS_PRIO2
Disconnect detection
Circuit defect detection
Over 36V
Over 157VSOS8_SS
The SOS circuit monitors two errors types. One is the disconnection between SS board and panel.
Another is the circuit defect detection. if the recovery voltage is this range (36V-157V), it is normal.
If the SOS circuit detects error, the SOS circuit generates the SOS8_SS signal causing the unit
shutdown and the power LED to blink 8 times.
TC-P55/60/65S60
TC-P50/55/60/65ST60
5.SOS Detect Circuit Explanation (16)
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Slide 49
Panel SOS Circuit
5.SOS Detect Circuit Explanation (16)
SOS7_SC2
SOS8_SS
SOS6_SC1
If the sustaining circuit defected or the connector (SS52-SS55)
disconnected from the cable of panel, the blinking occurs 8 times.
Panel SOS3.56s
IC8000checking
Blink 8 times
SOS_DCC: 0V
FFC_OFF_DET:0V
0.8V3.3V
Detect 0.8V No Detect 0.8V
Start time point
TC-P**S60 series (All models)
5.SOS Detect Circuit Explanation (17)
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Slide 50
Panel SOS Circuit
5.SOS Detect Circuit Explanation (17)
SOS7_SC2
SOS8_SS
SOS6_SC1
If the sustaining circuit defected or the connector (SS52,SS54)
disconnected from the cable of panel, the blinking occurs 8 times.
Panel SOS
1.04s
IC8000
checking Blink 8 times
SOS_DCC: 0V
FFC_OFF_DET:0V
0.8V
Start time point
TC-P**ST60 series (All models)
5.SOS Detect Circuit Explanation (18)
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Slide 51
p ( )
All connections of C and A board are monitored by IC9300 in the A board. If it is normal, E27 pin
detects the voltage of 3.3V.
If the one of connections at least will be disconnected, the IC9300 doesn’t output the control signal
for SS. Consequently, SS board outputs SOS8_SS signal causing the unit shutdown and the power
LED to blink 6 times. (because there is the detection of 0.8V duration.)
6 Blinks Error Code
1. Failure of SS board
2. Disconnection of PSS/SS(SS2) board and Panel
3. Disconnection of C board and A board4. Disconnection of SC board and A board
These conditions can cause the TV to shutdown and the power LED to blink 6 times
TC-P42S60
IC5000
ASIC
A
To IC8000
A/D Input
P3.3V
A31
C10
SOS_PRIO2
12
Panel_SOSC2
C1
54
1
55
2
1
55
54
55
1
2
55
1
1
IC9300
PD5L
A32
E27
C1_3.3V_DET
C2_3.3V_DET
C20
C21
C22
10
SS control
No signal
SOS8_SS
552
68 1467
AND
5.SOS Detect Circuit Explanation (19)
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Slide 52
p ( )
All connections of C and A board are monitored by IC9300 in the A board. If it is normal, E27 pin
detects the voltage of 3.3V.
If the one of connections at least will be disconnected, the IC9300 doesn’t output the control signal
for SS. Consequently, SS board outputs SOS8_SS signal causing the unit shutdown and the power
LED to blink 6 times. (because there is the detection of 0.8V duration.)
6 Blinks Error Code
1. Failure of SS board
2. Disconnection of PSS/SS(SS2) board and Panel
3. Disconnection of C board and A board4. Disconnection of SC board and A board
These conditions can cause the TV to shutdown and the power LED to blink 6 times
TC-P50/55/60/65S60
C3
P3.3V
A31
C10
C2
C1
54
1
55
2
1
55
3
54
55
1
2
55
1
3
40
33
8
1
A32
C1_3.3V_DET
C2_3.3V_DET
C20
C18
C28
C21
C31
C36
C26
IC5000
ASIC
A
To IC8000
A/D Input
SOS_PRIO2
12
Panel_SOS
IC9300
PD5L
E27
10
SS control
No signal
SOS8_SSAND
5.SOS Detect Circuit Explanation (20)
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Slide 53
Panel SOS Circuit (6 blinks shutdown caused by C connector removal)
p ( )
If C board connecter (C10, C18, C20, C21, C22, C26, C28, C31, C36)
disconnects from A board, The blinking occurs 6 times.
SOS7_SC2
SOS8_SS
SOS6_SC1Blink 6 times
IC8000checking
0.8V
Panel SOS
SOS_DCC: 0V
FFC_OFF_DET:0V
Start time point
TC-P**S60 series (All models)
5.SOS Detect Circuit Explanation (21)
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Slide 54
p ( )
All connections of C and A board are monitored by IC9300 in the A board. If it is normal, AG3 and
W28 pins detect the voltage of 3.3V.
If the one of connections at least will be disconnected, the IC9300 doesn’t output the control signal
for SS. Consequently, SS board outputs SOS8_SS signal causing the unit shutdown and the power
LED to blink 8 times.
8 Blinks Error Code
1. Failure of SS board
2. Disconnection of PSS/SS(SS2) board and Panel
3. Disconnection of C board and A board4. Disconnection of SC board and A board
These conditions can cause the TV to shutdown and the power LED to blink 8 times
IC5000
ASIC
A
To IC8000
A/D Input
C3
P3.3V
A31
C10
SOS_PRIO2
12
Panel_SOSC2
C1
54
1
55
2
1
55
3
54
55
1
2
55
1
3
40
33
8
IC9300
PD6H1
A32
AG3W28
C1_3.3V_DET
C2_3.3V_DET
C20
C18
C28
C21
C31
C36
C26 10
SS control
No signal
SOS8_SS
UEH/USL/USH
/UML/UMH
TC-P50/55/60/65ST60
5.SOS Detect Circuit Explanation (22)
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Slide 55
Panel SOS Circuit (8 blinks shutdown caused by C connector removal)
p ( )
If C board connecter (C10, C18, C20, C21, C26, C28, C31, C36)
disconnects from A board, The blinking occurs 8 times. SOS7_SC2: 0V
SOS8_SS
SOS6_SC1Blink 8 timesIC8000
checking
0.8V
Panel SOS
SOS_DCC: 0V
FFC_OFF_DET:0V
1.18s
Start time point
TC-P**ST60 series (All models)
5.SOS Detect Circuit Explanation (23)
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Slide 56
p ( )
The IC9300 monitors the UHZ signal via IC5000.
if the connection of SC and A board is disconnected, the IC9300 doesn’t output the control signal of
SC(SN). Consequently, the SC(SN) board detects error and generates the SOS8_SS causing the
unit shutdown and the power LED to blink 6 times.
6 Blinks Error Code
1. Failure of SS board
2. Disconnection of SS (SS2) board and Panel
3. Disconnection of C board and A board
4. Disconnection of SC board and A board
These conditions can cause the TV to shutdown and the power LED to blink 6 times
TC-P42/50/55/60/65S60
IC5000
ASIC
A
To IC8000
A/D InputSC(SN)
P5V
12
Panel_SOS
30
22
1
9
IC9300
PD5L
A20
C2
UHZ
SC20(SN20)
IC169211718
SOS_PRIO2
10
SS control
No signal
SOS8_SS
D_UHZ
SS(PSS)
5.SOS Detect Circuit Explanation (24)
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Slide 57
Panel SOS Circuit (6 blinks shutdown caused by A20/SC20/SN20 removal)
p ( )
SOS7_SC2: 0V
SOS8_SS
SOS6_SC1: 0V
The stability of SS is affected when connection between
connectors A20 and SC20 or SN20 is opened causing the TV to
shutdown and the power LED to blink 6 times.The power LED blinks 6 times because the system detects 0.8V of
the panel SOS signal at designated timing periods.
Panel SOS
Blink 6 times
IC8000checking
0.8V
SOS_DCC: 0V
FFC_OFF_DET:0V
Start time point
TC-P**S60 series (All models)
5.SOS Detect Circuit Explanation (25)
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Slide 58
8 Blinks Error Code
1. Failure of SS board
2. Disconnection of SS (SS2) board and Panel
3. Disconnection of C board and A board
4. Disconnection of SC board and A board
These conditions can cause the TV to shutdown and the power LED to blink 8 times
TC-P50/55/60/65ST60
IC5000
ASIC
A
To IC8000
A/D InputSC
P5V
12
Panel_SOS
30
22
1
9
IC9300
PD6H
A20
W3
UHZ
SC20IC16921
1718
SOS_PRIO2
10
SS control
No signal
SOS8_SS
D_UHZ
SS
The IC9300 monitors the UHZ signal via IC5000.
if the connection of SC and A board is disconnected, the IC9300 doesn’t output the control signal of
SS. Consequently, the SS board detects error and generates the SOS8_SS causing the unit
shutdown and the power LED to blink 8 times.
5.SOS Detect Circuit Explanation (26)
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Slide 59
Panel SOS Circuit (8 blinks shutdown caused by A20/SC20 removal)
SOS7_SC2: 0V
SOS8_SS
SOS6_SC1: 0V
The stability of SS is affected when connection between
connectors A20 and SC20 is opened causing the TV to shutdown
and the power LED to blink 8 times.The power LED blinks 8 times because the system detects 0.8V of
the panel SOS signal at designated timing periods.
Panel SOS
Blink 8 times
IC8000checking
0.8V
SOS_DCC: 0V
FFC_OFF_DET
2.48V
Start time point
TC-P**ST60 series (All models)
5.SOS Detect Circuit Explanation (27)
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Slide 60
9 Blinks Error Code
1.Failure of the Discharge Control Circuit – DCC (IC9300)
2.Wrong diagnostic by the A board
These conditions can cause the TV to shutdown and the power LED to blink 9 times
IC5000ASIC
A
To IC8000
A/D InputSOS_PRIO4
12
Panel_SOS
IC9300
PD5L
D3 8SOS_DCC
A3116
54
A322
40
Video data to C board
Video data to C board
Sustain Control
Scan Control
LVDS
IC8000
sLD8
To SC board
To SS board
U5
The IC9300 has the discharge control circuit (DCC) function.
If the IC9300 detects internal error, the chip generates the SOS_DCC signal causing the unit
shutdown and the power LED to blink 9 times.
And the signal is outputted to the IC5000.
TC-P42/50/55/60/65S60
5.SOS Detect Circuit Explanation (28)
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Slide 61
9 Blinks Error Code
1.Failure of the Discharge Control Circuit – DCC (IC9300)
2.Wrong diagnostic by the A board
These conditions can cause the TV to shutdown and the power LED to blink 9 times
IC5000ASIC
A
To IC8000
A/D InputSOS_PRIO4
12
Panel_SOS
IC9300
PD6H
N2 8SOS_DCC
A3116
54
A322
40
Video data to C board
Video data to C board
Sustain Control
Scan Control
LVDS
IC8000
Paragon
To SC board
To SS board
AM18
The IC9300 has the discharge control circuit (DCC) function.
If the IC9300 detects internal error, the chip generates the SOS_DCC signal causing the unit
shutdown and the power LED to blink 9 times.
And the signal is outputted to the IC5000.
TC-P50/55/60/65ST60
5.SOS Detect Circuit Explanation (29)
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Slide 62
1. A board defect (Over-voltage condition of SUB3.3V or SUB5V)
2. Wrong diagnostic by the A board
These conditions can cause the TV to shutdown and the power LED to blink 10 times
If SUB5V or SUB3.3V has overvoltage, the Q8771 becomes active. So, STB3.3V flows to IC8000.
When the IC8000 detects 3.3V level, it occurs to shutdown TV and to blink 10 times for power LED.
== Easy Measurement Point ==
・SUB3.3V is applied to 3 pin of A1 connector via SUB_AI_3.3V.
・SUB5V is applied to 1 pin of IC8602/8603/8604 (USB switch IC).
A
IC8000
sLD8
AB6
IC8602
IC8603
IC8604 13A1
10 Blinks Error CodeTC-P42/50/55/60/65S60
5.SOS Detect Circuit Explanation (30)
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Slide 63
1. A board defect (SUB3.3V or SUB5V is overvoltage)
2. Wrong diagnostic by the A board
These conditions can cause the TV to shutdown and the power LED to blink 10 times
If SUB5V or SUB3.3V has overvoltage, the Q8771 becomes active. So, STB3.3V flows to IC8000.
When the IC8000 detects 3.3V level, it occurs to shutdown TV and to blink 10 times for power LED.
== Easy Measurement Point ==
・SUB3.3V is applied to 3 pin of A1 connector via SUB_AI_3.3V.
・SUB5V is applied to 1 pin of IC8602/8603/8605 (USB switch IC).
A
IC8000
Paragon
AK16
IC8602
IC8603
IC8605 13A1
10 Blinks Error CodeTC-P50/55/60/65ST60
5.SOS Detect Circuit Explanation (31)
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Slide 64
12 Blinks Error Code
1. Speaker
2. A board (mainly sound processor)
3. Wrong diagnostic by the A board
These conditions can cause the TV to shutdown and the power LED to blink 12 times
A12
IC4900
(YDA176)
Audio DSP Amp
1
2
3
4
Speaker L
Speaker R
A
IC8000
sLD8
T318
SOUND_SOSDET
I2S
Audio Data
E4
D2
The IC4900 detects over current of amplifier output and high temperature of chip.
If this chips detects abnormal error, this output the error signal (SOUND_SOSDET) which is open drain
type. When the IC8000 detects low level in T3, it occurs to shutdown TV and to blink 12 times for power
LED.
TC-P42/50/55/60/65S60
F6
G5
MCLK
BCLK
LRCLK
SDATA0
5.SOS Detect Circuit Explanation (32)
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Slide 65
12 Blinks Error Code
1. Speaker
2. A board (mainly sound processor)
3. Wrong diagnostic by the A board
These conditions can cause the TV to shutdown and the power LED to blink 12 times
A12
IC4900
(YDA174)
Audio DSP Amp
1
2
3
4
5
6
Speaker L
Speaker R
WOOFER
A
IC8000
Paragon
AF22
IC4901
(YDA176)
Audio Amp
21
18
PROT_N
PROTN
I2C
I2SWoofer audio data
AudioData
AH10
AH11
The IC4900 and IC4901 detect over current of amplifier output and high temperature of chip.
If these chips detect abnormal error, these output the error signal (PROT_N / PROTN) which is open
drain type. When the IC8000 detects low level in AF22, it occurs to shutdown TV and to blink 12 times
for power LED.
TC-P50/55/60/65ST60
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Slide 66
6.Blinking Code and “No power”
Troubleshooting Flowchart
Power LED Error Code Definition (TC-P**ST60)
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Slide 67
#4 Not Often#3 Occasionally#2#1 Suspect
ASC An increase or reduction of the Energy Recovery
Circuit output (MID)
Shorted SUB5V
SC Energy Recovery
Circuit6 BLINKS
AFailure of IC9300Discharge Control Circuit
DDC (IC9300)9 BLINKS
ASS Abnormality of the sustain drive circuit
Open or loose connection between the SS/SS2 Boards
and FPCs from the panel (SS52 – SS54 – SS55 – SS57)
Open or loose connection between connectors of A and C
boards
Open or loose connection between SC and A boards
(SC20(SN20)/A20)
Sustain Drive Circuit and
Connection between the
SS board and the Panel
8 BLINKS
A/PanelSSSCSU/SDMissing or shorted Vsus
Abnormality of the scan circuit output, the 15V_F
the scn_pro, and Vscn circuit
Loose or open Connection between the SC board and
the SU/SD board (SC41, SC42, SC46)
Open or loose connection between connectors SC2/P2
Defective panel
Scan Drive Circuit and
Connection between the
SC board and the SU/SD
board.
7 BLINKS
ADefective A boardIC8000 Internal
Communication13 BLINKS
Speakers/
Subwoofer
ADefective Speaker/Subwoofer
Pinched Speaker Wire
Audio Amp. Circuit12 BLINKS
APSSSCOver Voltage Condition of SUB5V or SUB3.3VLow voltage of SUB3.3V (Result of P15V shorted)
SUB3.3V_Sense (OVP)10 BLINKS
APMissing P15VP15V from the P board2 BLINKS
ARead error
Wake up error of IC9300
Panel Information SOS
Communication problem1 BLINK
LIST OF BOARDS POSSIBLY CASUSING THE FAILURECONDITIONS TRIGGERING
THE SHUTDOWN
CIRCUIT
MONITORED
POWER LED
ERROR CODE
Troubleshooting 1, 9, 13 Blinks Failure (TC-P**S60, P**ST60)
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Slide 68
When 1, 9 or 13 blinks occur, replace the A board
A Board13 Blinks
A Board9 Blinks
A Board1
No.4No.3No.2No.1
List of boards likely to cause this symptomBlink
Code
TC-P60ST60TC-P60S60
TC-P55ST60TC-P55S60
TC-P50ST60TC-P50S60
-----TC-P42S60
Applies to Models
TC-P65S60 TC-P65ST60
Troubleshooting 2 Blinks Failure (TC-P42S60 – TC-P50S60)List of boards likely to cause this symptomBlink
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Slide 69
TC-P42S60
TC-P50S60
Applies to Models
SNPSS2 Blinks
No.4No.3No.2No.1
List of boards likely to cause this symptom.Blink
Code
YesNo
Is there a
short circuit?
Start Here
Replace the
PSS board
Unplug the TV. Measure the resistance
between chassis ground and pin 2 ofconnector P6 on the P board.
Unplug connectors SN20 on the SNboard. Measure the resistance
between chassis ground and pin 2 of
connector P6.
Is there ashort circuit?
No
Replace the
SN board
Replace the
PSS board
Yes
PPSSSS
P6
P5V23
STB5V22
SOS821
UEH20
UMH19
GND18
UML17
GND16
GND15
Panel_Main_On14
KEY113
S112
KEY211
S010
STBY_ON9
SOS4 (GND)8
GND7
F_STBY_ON6
GND5
F_STBY(F15V)4
F_STBY(F15V)3
15Vc(P15V)2
15Vs(S15V)1
DescriptionPin#
Troubleshooting 2 Blinks Failure (TC-P55/60/65S60, P**ST60)List of boards likely to cause this symptom.Blink
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Slide 70
Yes
Place the positive lead of a voltmeter at pin 12 of connector P6 while the black lead is
connected to ground (Chassis ground). Plug in the TV. Note: If the power LED doesnot turn on automatically after the TV is plugged in as expected, then pressthe power switch.
No
Does 15V
appears
momentarily
on pin13 of
CN P6?
Replace the Aboard
Replace the P
board
A6Signal/Volt.P6
15V_S
GND
P15V
GND
F15V
F15V
GND
GND
F15V_ON
STB5V
STB5V_ON
S2
S1
Panel_Main_ON
Description
114
213
312
411
510
69
78
87
96
105
114
123
132
141
Pin#Pin#
TC-P65ST60TC-P65S60
TC-P60ST60TC-P60S60
TC-P55ST60TC-P55S60
TCP-50ST60----
Applies to Models
Start Here
P6 P
AP2 Blinks
No Specific Order
y y p
Code
Applies to Models
Troubleshooting 3 Fast Blinks Failure (TC-P42/50S60)( 1 of 2)List of boards likely to cause this symptom.Blink
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Slide 71
Is there a short
circuit of the
Vsus or Vda?
YesNo
Shorted
Vda
Shorted
Vsus
Continue on
next slide (A)
TC-P42S60
TC-P50S60
Applies to Models
1. Unplug the TV.
2. Remove any residual charge from the Vsus and Vda lines. Use a 5W 500ohms resistor.
3. Measure the resistance between:
• Chassis ground and pin 6 of connector P2 on the P board (Vsus).
• Chassis ground and pin1 of connector P35 on the P board (Vda). Note: A dead short or a reading lower than 1K indicates a shorted or partially
shorted line.
Start Here
Unplug the TV and remove
connector A1 from the A board.
Plug in the TV.
Replace the K
board
Does the TV turn on
and stays on?
(Power LED is not lit.)
Yes
Unplug the TV and reconnect A1.
Disconnect connectors A31 and A32 from
the A board. Plug-in the TV.
Is the power
LED blinking
3 or 8 times?
3 times8 Times
Replace the
A board
Replace the Panel (Check
the C boards first for
shorted SUB3.3V/P3.3V).
No
PanelSN (42”)
SC/SS (50”)
PSS3 Blinks
No specific order Code
Replace the
PSS board
( 2 of 2)
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Slide 72
Shorted
Vsus
Unplug connector P2 on the PSS board.
Measure the resistance between pin 1 of
connector P2 and ground (Chassis)
No Yes Is there a
short
circuit?
Replace the
PSS board
From previous
slide (A)
TC-P42S60:
Replace the SN board
TC-P50S60:
Replace the SC board
List of boards likely to cause this symptom.BlinkApplies to Models
Troubleshooting 3 Fast Blinks Failure (TC-P55/60/65S60)( 1 of 2)
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Slide 73
1. Unplug the TV.
2. Remove any residual charge from the Vsus and Vda lines. Use a 5W 500 ohms resistor.
3. Measure the resistance between:
• Chassis ground and pin 1 of connector P2 on the P board (Vsus).
• Chassis ground and pin 12 of connector P6 on the P board (P15V).
• Chassis ground and pin 1 of connector P35 on the P board (Vda). Note: A dead short or a reading lower than 1K indicates a shorted or partially
shorted line.
Is there a short
circuit of the Vsus,
P15V, or Vda?
YesNo
Shorted
Vda
Shorted
P15V
Continue on
next slide (A)
Replace the P
board
Panel ASS SC/SSP3 Blinks
No specific order
List of boards likely to cause this symptom.Blink
CodeTC-P55S60
TC-P60S60
TC-P65S60
Shorted
Vsus
Continue on
next slide (B)
Start Here
Unplug the TV and remove connector A1
from the A board. Plug in the TV.
Replace the K
board
Does the TV turn on
and stays on?
(Power LED is not lit.)
YesNoUnplug the TV and reconnect A1.
Disconnect connectors A31 and
A32 from the A board. Plug-in
the TV.
Is the power
LED blinking
3, 6, or 8
times?
3 times6 or 8 Times
Replace the
A board
Replace the Panel (Check
the C boards first for
shorted SUB3.3V/P3.3V).
( 2 of 2) From previous
lid (A)From previous
lid (B)
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Slide 74
Unplug connector P6 on the P board.Measure the resistance between pin 12of connector P6 and ground (Chassis)
Reconnect P6 and disconnectA20 and A33 on the A board.
Measure the resistancebetween pin 12 of connector
P6 and ground (Chassis).
No YesIs there a
short
circuit?
Replace the
P board
No YesIs there a
short
circuit?
Reconnect A20 on theA board and keep A33
disconnected. Measurethe resistance between
pin 12 of connector P6and ground (Chassis).
No YesIs there a
short
circuit?
Replace the
SS board
Replace the
SC board
Replace the
A board
Shorted
P15
slide (A)
Shorted
Vsus
slide (B)
Unplug connectors P2 and P11, on the P
board. Measure the resistance between pin1 of connector P11 and ground (Chassis)
No YesIs there a
short
circuit?
Replace the P
board
With P2 and P11 disconnected,measure the resistance between pin
1 of connector SC2 on the SC boardand ground (Chassis).
YesNo Is there a
short
circuit?
Replace the
SS
With P2 and P11 disconnected,measure the resistance between
pin 1 of connector SS11 on the SSboard and ground (Chassis).
YesNo Is there a
short
circuit?
Replace the
SS and the
SC boards
Troubleshooting 6 Blinks Failure (TC-P**S60)List of boards likely to cause this symptom.Blink
A li t M d l
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Slide 75
ASN (42”)
SC(50”55”/60”/65”)
6 Blinks
No.4No.3No.2No.1
y y p
Code
Yes
Verify that all the cables on the SC/SN board areproperly seated. Also check the ribbon cables andconnectors on the A and C boards. Unplug the TVand disconnect connector SC20 on the SC board(SN20 for TC-P42S60). Plug in the TV. Note: If the
power LED does not turn on automatically afterthe TV is plugged in as expected, then press thepower switch.
NoIs the TV taking
longer (Approx.
11 sec) to
shutdown?
Replace the A
board
Replace the SN
board
TC-P42S60
Replace the SC
board
All others S60 models
SN20SNSNPSSPSS
A A
TC-P42S60Start Here
Applies to Models
TC-P65S60
TC-P42S60
TC-P50S60
TC-P55S60
TC-P60S60
Troubleshooting 6 Blinks Failure (TC-P**ST60)
Applies to Models
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Slide 76
ASC6 Blinks
No.4No.3No.2No.1
List of boards likely to cause this symptom.Blink
Code
Verify that all the cables on the SC board are properly seated. Alsocheck the ribbon cables and connectors on the A and C boards.Unplug the TV and disconnect connector SC20 on the SC board.Plug in the TV. Note: If the power LED does not turn on automaticallyafter the TV is plugged in as expected, then press the power switch.
Is the power LED
blinking 6 or 8
times?
Replace the A
board Replace the SC
board
SSSS
A A
SCSC
SUSU
SDSD
SS33
SC20
PP
A20
Make sure theseconnectors are
properly seated
A33
TC-P50ST60
Start Here
Applies to Models
TC-P50ST60
TC-P55ST60
TC-P60ST60
TC-P65ST60
6 Times 8 Times
Troubleshooting 7 Blinks Failure (TC-P**S60, P**ST60)
List of boards likely to cause this symptomBlinkNote: Make sure there’reApplies to Models
(1 of 4)
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Slide 77
Is the power
LED blinking 7
or 8 times?
8 Times7 Times
Start Here
Is the power
LED blinking 6,
7, or 8 times?
7 Times
Remove SC20(SN20) from the SC(SN) board. Plug-in
the TV. Note: If the power LED does not turn onautomatically after the TV is plugged in asexpected, then press the power switch.
Unplug the TV and reconnect SC20.
Follow VFO and VF5V resistance test
on the next page.
Replace the SS
board
Replace the A
board
Continue on the next page
Replace the
SN board
TC-P42S60 All others S60/ST60 models
6 or 8
Times
A/PanelSSSC (SN)SU/SD
SN (42” 0nly)
7 Blinks
No.4No.3No.2No.1
List of boards likely to cause this symptom.Blink
Code
Note: Make sure there renot loose screws on the
SN/SC, SU, and SD boards.
TC-P42S60
TC-P50S60
All S60/ST60 models
except TC-P42/50S60
Unplug the TV and
reconnect SS11.
TC-P60ST60TC-P60S60
TC-P55ST60TC-P55S60
TC-P50ST60TC-P50S60
-----TC-P42S60
TC-P65S60 TC-P65ST60
Reseat connectors P2 on the P board and SC2 on the SC board. If the problempersists, unplug the TV and remove connector SS11 from the SS board. Plug-inthe TV. Note: If the power LED does not turn on automatically after the TV isplugged in as expected, then press the power switch.
Troubleshooting 7 Blinks Failure (VFO/VF5V Resistance Check)
From the previous page (2 of 4)
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Slide 78
Troubleshooting 7 Blinks Failure (VFO/VF5V Resistance Check)
Using any of the VFG screws (Floating ground screws) on the SU or
SD board as ground, measure the resistance of both test points:
VF5V (SRV – VF5V) and VFO (SRV – VFO) on the SU board.
(See the picture below.) YesNo Is there a
short
circuit?
See the picture “A” on the next slide and:
• Remove the 2 or 4 VFG screws from the SU and
SD boards.
• Unplug SC41, SC42, and SC46 from the SC
board.
• Install the SC50 Jig or just jump pins 1 and 2 of
connector SC50 on the SC board.• Plug in the TV. Note: If the power LED does not
turn on automatically after the TV is pluggedin as expected, then press the power switch.
A - Continue
on the next
slide
YesNo Does the TV
shut down
with 7 blinks?
Replace both
the SU and
SD boards
Replace the SC
board
VFGScrew
SRV VFOSRV VFO
SRV VFOSRV VFO
VFO
F5V
SCSCSUSU
From the previous page A – From the previous slide
Unplug SU41 on the SU board andReconnect SU41 on the
(3 of 4)
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Slide 79
B - Continue
on the next
slide
Unplug SU41 on the SU board and
perform the same resistance test.
YesNo Is there a
short
circuit?
Reconnect SU41 on the
SU board and disconnect
SD42 on the SD board.
Perform the same
resistance test.
YesNo Is there ashort
circuit?
Replace both
the SC and
SD boards
Replace the
SC board.
See the picture “A” on the left side and:
• Remove the 2 or 4 VFG screws from the SU
and SD boards.
• Unplug SC41, SC42, and SC46 from the SCboard.
• Install the SC50 Jig or just jump pins 1 and 2
of connector SC50 on the SC board.
• Plug in the TV. Note: If the power LEDdoes not turn on automatically after theTV is plugged in as expected, then pressthe power switch.
YesNo Does the TV
shut down
with 7 blinks?
Replace the
SD board.
With SU41 unplugged, use the VFG ground and
measure the resistance of both VF5V (SRV –
VF5V) and VFO (SRV – VFO) on the SD board.
YesNo Is there a
short
circuit?
Replace the
SU board.
SD42
VF5VSRV VF5VSRV VF5V
VFOSRV VFOSRV VFO
VFG(screw)
SCSC
SUSU
SDSD
SU41
SD42
VFG
(screw)
SD46
VFG
(screw)
SC50JUMPER
Picture - A
From the previous pageB – From the previous slide (4 of 4)
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Slide 80
YesNo Does the TV
shut down
with 7 blinks?
See the picture “A” on the previous slide and:
• Remove the 2 or 4 VFG screws from the SU and SD
boards.
• UnplugSC41, SC42, and SC46 from the SC board.
• Install the SC50 Jig (TZSC09187)or just jump pins 1
and 2 of connector SC50 on the SC board.
• Plug in the TV. Note: If the power LED does notturn on automatically after the TV is plugged inas expected, then press the power switch.
Replace the
SU and SD
boards
Replace the
SC, SU, and
SD boards
Unplug SD42 from the SD board and
perform the same resistance test.
YesNo Is there a
short
circuit?
Replace the
SC and SU
boards
Troubleshooting 8 Blinks Failure (TC-P42/50S60)List of boards likely to cause this symptom.BlinkApplies to Models
Note: Check for loose
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Slide 81
C1C1 C2C2
SS53
SS55
SN20
SC20 PSSPSS
SS53,SS55TC-P42S60
APSS8 Blinks
No.4No.3No.2No.1CodeTC-P42S60
TC-P50S60
Check all the cables between the SSboard (SS53 ,SS55) and the panel.
Make sure they are properly seated in
the connectors. Unplug the TV. Check
for continuity between pins 1 and 2 of
connectors SS53 ,SS55 on the PSS
board. Note: Do not plug in the TV.
Start Here
Yes NoIs continuityOK in all the
connectors?
Check connections between
the PSS board and the panel.
If ok, then replace the panel
Perform this testwhile the TV isunplugged.
Remove connector SC20(SN20) from the
SC(SN) board. Plug-in the TV. Note: If thepower LED does not turn on automaticallyafter the TV is plugged in as expected,then press the power switch.
Is the power
LED blinking 6
or 8 times?6 Times
Replace the
PSS board
Replace the
A board
8 Times
Note: Check for loosescrews on the PSS/SS
board.
Troubleshooting 8 Blinks Failure (TC-P55/60/65S60, P**ST60)
List of boards likely to cause this symptom.BlinkApplies to ModelsNote: Check for loose
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Slide 82
ASS8 Blinks
No.4No.3No.2No.1Code
Yes
Check all the cables between the SS board (SS52 ~SS57) and the
panel. Make sure they are properly seated in the connectors. Unplugthe TV and disconnect SS33 on the SS board. Plug in the TV. Note: Ifthe power LED does not turn on automatically after the TV isplugged in as expected, then press the power switch.
NoDoes the TV
turn on and
stay on with no
picture?
Start Here
YesNo Is continuityOK in all the
connectors?
Replace the SS
board
Check connections between
the SS board and the panel. If
ok, then replace the panel.
Unplug the TV. Check for continuity
between pins 1 and 2 of connectors
SS52 ~SS57on the SS board. Do not
plug in the TV.
SS52-57TC-P65ST60TC-P65S60
TC-P60ST60TC-P60S60
TC-P55ST60TC-P55S60
TC-P50ST60-----
Note: Check for loosescrews on the SS board.
Perform this test
while the TV isunplugged.
Replace the
P board
Unplug the TV and measure the
resistance between pin 1 of connector
P35 on the P board and ground
(Chassis). Do not plug in the TV
YesNo Is there a
short
circuit?
Replace the
A board
Troubleshooting 10 Blinks Failure (TC-P**S60, P**ST60)List of boards likely to cause this symptomBlink
Applies to Models
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Slide 83
APSSSC10 Blinks
No.4No.3No.2No.1Code
Replace the A
board
Yes
Unplug the TV. Measure the resistance
between chassis ground and pin
12(P15V) of connector P6 on P board.
No Is there a short
circuit?
Replace the
A board
Disconnect connector SC20 on
the SC board and perform the
same resistance test.
YesNo Is there a short
circuit?
Replace the
SC board
Disconnect connector SS33 onthe SS board and perform the
same resistance test.
YesNo Is there a short
circuit?
Replace the
SS board
Replace the
P board
TC-P**S60Models
TC-P**ST60Models
Start Here
TC-P60ST60TC-P60S60
TC-P55ST60TC-P55S60
TC-P50ST60TC-P50S60
-----TC-P42S60
Applies to Models
TC-P65S60 TC-P65ST60
Troubleshooting 12 Blinks Failure (TC-P**S60, P**ST60)
List of boards likely to cause this symptom.BlinkNote: Make sure theApplies to Models
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Slide 84
Yes
Unplug the TV and remove connector A12 from the A board. Plug in the TV. Note: If the power LED does notturn on automatically after the TV is plugged in as expected, then press the power switch.
No Is the TV still
shutting down
with 12 blinks?
Start Here
Disconnect the
speakers/woofer one at a
time to determine which
one is bad.
Replace the A
board
Speaker/
Subwoofer
A12 Blinks
No.4No.3No.2No.1
y y p
Code
A12
A A
PP
Speakers
Connectors
TC-P55ST60
speakers and subwooferwires are not pinched.
TC-P60ST60TC-P60S60
TC-P55ST60TC-P55S60
TC-P50ST60TC-P50S60
-----TC-P42S60
pp
TC-P65S60 TC-P65ST60
Troubleshooting No Power/Dead Unit (Power LED is Off) (TC-P42/50S60)Note: Verify this symptom by using both theTV’s power switch and the remote control
Applies to Models List of boards likely to cause this symptom.Dead/No
Power
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Slide 85
1.15Vs(S15V)
2.15Vc(P15V)
3.F_STBY(F15V)
4.F_STBY(F15V)
5.GND
6.F_STBY_ON
7.GND
8.SOS4 (GND)
9.STBY5V_SW
10.S0
11.KEY POWER
12.S1
13.KEYSCAN
14.Panel_Main_On
15.GND
16.GND
17UML
18.GND
19.UMH
20.UEH
21.SOS8
22.STB5V
23.P5V
Connector
A6A
Is there 5V
present?
YesNo
Replace the
PSS board
Start Here
Make sure AC is present across connector P9 on the PSS board.
Measure the DC voltage at pin 22 of connector A6A on the A board.
Place the meter’s positive lead on pin 6
of connector A6 on the A board and
press the power switch on the TV.
Is there
1.5V~3V
present?
TV’s power switch and the remote control.
Replace the
A board
Yes No
Replace the
PSS board
TC-P42S60
TC-P50S60 APSSDead
No.2No.1Power
A A
A6A
Troubleshooting No Power/Dead Unit (Power LED is Off)
TCP 50ST60
Applies to Models Note: Verify this symptom by using both theTV’s power switch and the remote control.
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Slide 86
Is the TV turning on
but the power LED
Is off?
Is there 5V presentwhen the TV is plugged into
the AC line?
Replace
the A board
Check the wires between connectors A1
and K10. If OK, then replace the K board
Replace
The P board
Yes
Yes
Yes
NO
NO (Dead)
NO
Unplug the TV and disconnect
A1 on the A board. Plug in the
TV press the power switch on
the TV (Not the remote
control).
Unplug the TV and place your
volt-meter on pin 5 of
connector P6. Plug in the TV
But do not turn the power on
Replace
The P board.
(Check the AC Cord)
Replace
the A board
Start Here
Make sure the connectors on the P board
are properly seated. Plug-in the TV but
do not turn the power on.TC-P65ST60TC-P65S60
TC-P60ST60TC-P60S60
TC-P55ST60TC-P55S60
TCP-50ST60-----
P ADead
No.4No.3No.2No.1
List of boards likely to cause this symptomNo
Power
Does the relay on the P board
click after the TV is plugged
into the AC line?
It clicks 2 times (At plugin and again approx
8~11sec. later)
It clicks
1 Time
Unplug the TV and disconnect
A31 on the A board. Plug in
the TV press the power switchon the remote control).
Is the power LED
blinking 6 or 8 times
continuously?
Yes NO (Dead)Shorted “Key” input command (Pin 3 of connector C14 on the C1
board) possibly caused by the Control Unit Assy, the C1 board,
or the C2 board. For more details, see the block diagram on the
next page.
TC-P50ST60
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Slide 87
STB
Circuit
P6 A6
PARAGON
Signal
Processor
ANALOG
ASIC
A1 K10
5 10
REMOTE
REC.
STB5V
P9
IC5000 STB
3.3V
Control Assy
5 5
Key
Command
C20
A31
POWER
SWITCH
11
F_STBY_ON
RMIN
KEYKEYSCAN
C10
C21C14
54
5152
1
2
40
39
23
KEYSCAN
KEY
PWR SW
11
PWR LED
P A K
C2C1 C3
IC8000
1 14
96
PANEL_MAIN_ON2.8V
1.5V
Result Result ResultRemoval connector
Behavior Comparison Between 2013 Models When Connectors are Removed.
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Slide 88
---
6 blinks (after 11 sec.)
The TV stays on
with black screen.
(TC-P42/50S60)
7 blinks
6 blinks (after 11 sec.)
The TV stays on
with black screen.
(TC-P55/60/65S60)
8 blinksAny combination of
C21(A31), C31(A32), C10(C20), C18(C28)
The TV stays on
with black screen.
C25(P35)
7 blinksAny connection between SC, SU and SD
(TC-P50/55ST60)
8 blinks6 blinks (after 11 sec.)6 blinks (after 11 sec.)SC20
(SN20)
SC2
(SN2)
6 blinks (after 11 sec.)6 blinks (after 11 sec.)---SS33SC20SC2
8 blinks6 blinks (after 11 sec.)---SS11SC20SC2
6 blinks (after 11 sec.)6 blinks (after 11 sec.)---SS33SC20
---
---
---
---
6 blinks (after 11 sec.)
7 blinks
Result
(TC-P42/50S60)
6 blinks (after 11 sec.)
The TV stays on
with black screen.
The TV stays on
with black screen.
8 blinks
6 blinks (after 11 sec.)
7 blinks
Result
(TC-P55/60/65S60)
The TV stays on
with black screen.
SS33
8 blinksSS11
8 blinksSC20
(SN20)
7 blinksSC2
(SN2)
6 BlinksSS33SS11SC20SC2
The TV stays on
with black screen.
SS33SS11
Result
(TC-P50/55ST60)SS board connector SC board connector
Removal connector
Behavior Comparison Between 2012 and 2013 ModelsWhen the TV Fail with Shorted Vsus, Vda, or P15V
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Slide 89
, ,
Fast
3 blinks
8 Blinks
7 Blinks
55/60/65S60
Fast
3 Blinks
No SOS.
The TV
stays on
with blackscreen.
7 Blinks
ST50
The TV
does not
turn on.
The TV does
not shut
down. It tries
to turn on (the
LED briefly
turns on), then
it goes off.
Fast
3 Blinks
UT50
2012
2 blinks
Fast
3 blinks
42/50S60
2013
The TV
does not
turn on.
The TV does
not shut
down. It tries
to turn on (the
LED briefly
turns on), then
it goes off.
8 Blinks
7 Blinks
GT50
10 BlinksP15
8 BlinksVda
7 BlinksVsus
Shorted
ST60Series
Year
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Slide 90
Video/Lines Troubleshooting
Troubleshooting Picture Distortions
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Slide 91
A
Over 50inch : SC / SS
42inch : SN / SS
A
Abnormal electric discharge
All vertical line
Irregular color
Defective Board Actual SymptomSymptom
Troubleshooting Picture Distortions
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Slide 92
Regular bar
Vertical line
(width is narrower than FPC)
Vertical line
(width is same as FPC)
Trouble at left or center or right part
(42inch : left or right half)
Horizontal line
(upper or lower side)
Trouble at upper or lower half
Defective Board Actual SymptomSymptom
Over 50inch : SU / SD
42inch : SN
Over 50inch : SU / SD
42inch : SN or
panel
Over 50inch : C1 – C3
42inch : C1, C2
C or A or PDP panel
PDP panel
A
Over
50inch 42inch
Troubleshooting Horizontal Line Problem
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Slide 93
SS SS2
S SS2
SU
U
PDP panel
SC
C
Scan Drive:
Pulse timing is shifted each horizontal electrode.
SCAN
DRIVE
IC
1 line abnormal
SDD
Sustain Drive:
All the lines are same waveform.
All the lines are connected mutually.
SS board doesn't cause
horizontal lines problems. All
the electrodes on SS board are
common.
A horizontal line can be caused by: A defective scan
drive IC , open connection to the panel or damaged
electrode within the panel.
When this cable (FFC) is damaged,
replace the panel. The FFC is bonded
to the panel directly.
Test Patterns
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Slide 94
Defective Panel Drive IC
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Slide 95
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Slide 96
7.Electric pen and Bluetooth
Troubleshooting Flowchart
User can’t make the pairing (Electric Pen / Bluetooth) #1
Start
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Does the LED blink when
turning on switch of electricpen ?
Exchange the battery of
electric pen
Start
Exchange the electric pen
No
No
Activate the pairing function by
pressing and sustaining the
switch of electric pen.
Then, execute the scan ofbluetooth terminal by the
android smart phone or etc
(eliminating iPhone).
Yes
Yes
Does the name of “Panasonic
Touch Pen 2013” be found ?No
Yes
1
Does the LED blink when
turning on switch of electric
pen ?
malfunction of
power source
peripheral circuit
malfunction of
communication
peripheral circuit
The communication block in electric pen doesn't have problem
Slide 97
User can’t make the pairing (Electric Pen / Bluetooth) #21
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Is the item of H45BT error ?
Remove the cable from A1
connector
No
Execute diagnostic (Press and
sustain the VOL- & MENU) of
TV
Yes
Yes
2
NoIs the cable of bluetooth
adaptor connecting correctly ?Connect correctly
Yes
Is the short circuit between pin
9 of A1 connector and GND or
between pin 10 of A1
connector and GND?
Exchange the A module3
No
Exchange the BT adaptor
malfunction of interface
peripheral circuit in BT
adaptor
malfunction of interface
circuit in SoC
Status of needing to check communication in BT adaptor
BT adaptor doesn't have problem
Slide 98
User can’t make the pairing (Electric Pen / Bluetooth) #32
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Unplug and plug the AC plug of
TV, then turn on the power.
Scan the bluetooth terminal by
android smart phone or etc
(eliminating iPhone) after
activating TV.
Exchange the BT adaptor
No
Yes Does the name of “Panasonic
Viera” or “BSA IdleTV” be
found ?
3
Is the pairing success ?
It is problem of software
version in A module or
electric pen.
Execute making the pairing
between electric pen and TV.
Yes
No
Finish
It is rare case.
malfunction of communicationperipheral circuit in BT adaptor
Slide 99
User can’t draw lines (Electric Pen / Bluetooth)
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Go to the flowchart of “User can’tmake the pairing”.
Scan the WiFi access point of
2.4GHz by smart phone or etc.
Yes
NoIs there many access point of
interference source ?
Finish
Move into the place of least
interference.
No
Yes
Is the pairing success ?
Start
Exchange the electric pen
malfunction of optical receiver
block in electric pen.
Slide 100
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Slide 101
8.Wireless LAN adaptor
Troubleshooting Flowchart
TV (Wireless LAN Adaptor) can’t connect to access point #1Start
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Yes
No
Is the USB cable of wireless
LAN adaptor connecting
correctly ?
Yes
No
1
Connect correctlyNo
Execute diagnostic (Press and
sustain the VOL- & MENU) of
TV
Is the item of H42WiFi error ?
Remove the USB cable from
USB connector using WiFi
Yes
Is the short circuit between pin
2 of USB connector and GND
or between pin 3 of USB
connector and GND?
Exchange the A module
No
Exchange the wireless LAN
adaptor
malfunction of interface
peripheral circuit in
wireless LAN adaptor
malfunction of USBinterface circuit in SoC
FinishStatus of needing to check communication in wireless LAN adaptor
Slide 102
TV (Wireless LAN Adaptor) can’t connect to access point #2
1
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Enter the network connection menu
Select “TV as Access Point” menu
Select “custom” menu
Confirm SSID and password
2Status of preparing for the
communication check
Slide 103
TV (Wireless LAN Adaptor) can’t connect to access point #32
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No
Yes
Exchange the wireless LAN
adaptor
Finish
Set the indicated password to
the android smart phone or etc.
No
Has the wireless connection
completed ?
Yes
Execute the scan of wireless
LAN access point by the
android smart phone or etc.
Does the name of confirmed
SSID be found ?
Exchange the wireless LAN
adaptor
malfunction of transmission
peripheral circuit in wireless
LAN adaptor
malfunction of receiverperipheral circuit in wireless
LAN adaptor
Slide 104
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Slide 105
9.Data Copy using USB Memory
This year’s models can’t use SD card for the data copy. All models use USB memory.
Please check the service manual for details.
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Slide 106
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Slide 107
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Slide 108
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Recommended Troubleshooting & Repairing Guide:
V3.0 – LED & LCD TV
Repair Tips ebook
“More information on
T-con Board & Mainboard
Secret Repair Tips!”
V2.0- LCD TV Repair
Tips & Case Histories
V1.0- Collection of LCDTV Repair Tips
Vol-3 LCD/LED
Monitor Repair CaseHistories by Jestine
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LCD/LED & 3D TV
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Troubleshooting &
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Update HistoryUpdate History
Update HistoryUpdate History
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First ReleaseMarch.25
2013
Update explanationVer.Issue date