MICROFILM SERVICE MANUAL MINI Hi-Fi COMPONENT SYSTEM US Model Canadian Model HCD-RX66 E Model Australian Model HCD-GRX5 Model Name Using Similar Mechanism HCD-H991AV CD Mechanism Type CDM38L-5BD29AL/ CDM38LH-5BD29AL Base Unit Type BU-5BD29AL Optical Pick-up Type KSS-213D/Q-NP Model Name Using Similar Mechanism NEW Tape Transport Mechanism Type TCM-230AWR1/ 230PWR1 HCD-GRX5/RX66 HCD-GRX5/RX66 is the Amplifier, CD player, Tape Deck and Tuner section in MHC-GRX5/RX66. Photo: HCD-RX66 Dolby noise reduction manufactured under license from Dolby Laboratories Licensing Corporation. “DOLBY” and the double-D symbol a are trade- marks of Dolby Laboratories Licensing Corporation. CD Section TAPE DECK Section SPECIFICATIONS AUDIO POWER SPECIFICATIONS: (U.S.A. model only) POWER OUTPUT AND TOTAL HARMONIC DISTORTION: with 6 ohm loads both channels driven, from 70 - 20,000 Hz; rates 60 watts per channel minimum RMS power, with no more than 0.9% total harmonic distortion from 250 milliwatts to rated output. Amplifier section Canadian model: Continuous RMS power output (reference) 60 + 60 watts (6 ohms at 1 kHz, 10% THD) Total harmonic distortion less than 0.07% (6 ohms at 1 kHz, 45 W) Other models: The following measured at AC 110, 220 V 50/60 Hz DIN power output (rated) 50 + 50 watts (6 ohms at 1 kHz, DIN) Continuous RMS power output (reference) 65 + 65 watts (6 ohms at 1 kHz, 10% THD) The following measured at AC 120, 240 V 50/60 Hz DIN power output (rated) 60 + 60 watts (6 ohms at 1 kHz, DIN) Continuous RMS power output (reference) 75 + 75 watts (6 ohms at 1 kHz, 10% THD) Peak music power output (reference) 1000 watts Inputs MD/VIDEO IN: voltage 450 mV, (phono jacks) impedance 47 kilohms MIX MIC: (phone jack) sensitivity 1 mV, impedance 10 kilohms – Continued on next page –
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MICROFILM
SERVICE MANUAL
MINI Hi-Fi COMPONENT SYSTEM
US ModelCanadian Model
HCD-RX66
E ModelAustralian Model
HCD-GRX5
Model Name Using Similar Mechanism HCD-H991AV
CD Mechanism TypeCDM38L-5BD29AL/CDM38LH-5BD29AL
Base Unit Type BU-5BD29AL
Optical Pick-up Type KSS-213D/Q-NP
Model Name Using Similar Mechanism NEW
Tape Transport Mechanism TypeTCM-230AWR1/230PWR1
HCD-GRX5/RX66
HCD-GRX5/RX66 is the Amplifier, CDplayer, Tape Deck and Tuner section inMHC-GRX5/RX66. Photo: HCD-RX66
Dolby noise reduction manufactured under licensefrom Dolby Laboratories Licensing Corporation.“DOLBY” and the double-D symbol a are trade-marks of Dolby Laboratories Licensing Corporation. CD
Section
TAPEDECKSection
SPECIFICATIONSAUDIO POWER SPECIFICATIONS:(U.S.A. model only)
POWER OUTPUT AND TOTALHARMONIC DISTORTION:
with 6 ohm loads both channels driven, from 70 - 20,000 Hz; rates 60watts per channel minimum RMS power, with no more than 0.9% totalharmonic distortion from 250 milliwatts to rated output.
Amplifier sectionCanadian model:Continuous RMS power output (reference)
60 + 60 watts(6 ohms at 1 kHz, 10% THD)
Total harmonic distortion less than 0.07%(6 ohms at 1 kHz, 45 W)
Other models:The following measured at AC 110, 220 V 50/60 HzDIN power output (rated) 50 + 50 watts
(6 ohms at 1 kHz, DIN)Continuous RMS power output (reference)
65 + 65 watts(6 ohms at 1 kHz, 10% THD)
The following measured at AC 120, 240 V 50/60 HzDIN power output (rated) 60 + 60 watts
(6 ohms at 1 kHz, DIN)Continuous RMS power output (reference)
7-6. SCHEMATIC DIAGRAM – CD Section – • See page 28 for Waveforms. • See page 65 and 66 for IC Block Diagrams. • See page 27 for Note on Schematic Diagram.
(Page 45)MAIN BOARD
CN105
Note:The components identi-fied by mark ! or dottedline with mark ! are criti-cal for safety.Replace only with partnumber specified.
Note:Les composants identifiés parune marque ! sont critiquespour la sécurité.Ne les remplacer que par unepiéce portant le numérospécifié.
– 35 – – 36 –
HCD-GRX5/RX66
7-8. SCHEMATIC DIAGRAM – CD MOTOR Section –• See page 67 for IC Block Diagrams. • See page 27 for Note on Schematic Diagram.
(Page 45)
(Page 45)
MAIN BOARDCN104
MAIN BOARDCN103
– 39 – – 40 –
HCD-GRX5/RX66
7-10. SCHEMATIC DIAGRAM – TAPE DECK Section –• See page 67 for IC Block Diagrams. • See page 27 for Note on Schematic Diagram.
(Page 49)
MAIN BOARDCN106
– 41 – – 42 –
HCD-GRX5/RX66
7-11. PRINTED WIRING BOARD – LEAF SW Section – • See page 18 for Circuit Boards Location. • See page 27 for Note on Printed Wiring Boards.
7-12. SCHEMATIC DIAGRAM – LEAF SW Section – • See page 27 for Note on Schematic Diagram.
7-14. SCHEMATIC DIAGRAM – MAIN Section (1/4) –• See page 28 for Waveforms. • See page 27 for Note on Schematic Diagram. • See page 43 and 44 for Printed Wiring Board.
(page 36)
(page 36)
(page 32)
(page 47)
(page 51)
• Voltages and waveforms are dc with respect to groundunder no-signal (detuned) conditions.no mark : FM( ) : CD
(page 49)
– 47 – – 48 –
HCD-GRX5/RX66
7-15. SCHEMATIC DIAGRAM – MAIN Section (2/4) –• See page 28 for Waveforms. • See page 27 for Note on Schematic Diagram. • See page 43 and 44 for Printed Wiring Board.
• Voltages and waveforms are dc with respect to groundunder no-signal (detuned) conditions.no mark : FM
Note:The components identi-fied by mark ! or dottedline with mark ! are criti-cal for safety.Replace only with partnumber specified.
Note:Les composants identifiés parune marque ! sont critiquespour la sécurité.Ne les remplacer que par unepiéce portant le numérospécifié.
(page 46)
(page 51)
(page 59)
(page 62)
– 49 – – 50 –
HCD-GRX5/RX667-16. SCHEMATIC DIAGRAM – MAIN Section (3/4) –• See page 28 for Waveforms. • See page 27 for Note on Schematic Diagram. • See page 43 and 44 for Printed Wiring Board.
• Voltages and waveforms are dc with respect to groundunder no-signal (detuned) conditions.no mark : FM { } : PB (DECK A)( ) : CD [ ] : PB (DECK B)
< > : REC
(page 40)
(page 45)
(page 51)
(page 42)
– 51 – – 52 –
HCD-GRX5/RX667-17. SCHEMATIC DIAGRAM – MAIN Section (4/4) –• See page 28 for Waveforms. • See page 27 for Note on Schematic Diagram. • See page 43 and 44 for Printed Wiring Board.
• Voltages and waveforms are dc with respect to groundunder no-signal (detuned) conditions.no mark : FM { } : PB (DECK A)( ) : CD [ ] : PB (DECK B)
< > : REC
(page 46)
(page 47)
(page 64)
(page 50)
(page 56)
– 55 – – 56 –
HCD-GRX5/RX667-19. SCHEMATIC DIAGRAM – PANEL Section –• See page 28 for Waveforms. • See page 67 for IC Block Diagrams. • See page 27 for Note on Schematic Diagram.
• Voltages and waveforms are dc with respect to groundunder no-signal (detuned) conditions.no mark : FM
(page 52)
(page 57)
– 57 – – 58 –
HCD-GRX5/RX66
7-20. PRINTED WIRING BOARD – CD-SW Section –• See page 18 for Circuit Boards Location. • See page 27 for Note on Printed Wiring Boards.
7-21. SCHEMATIC DIAGRAM – CD-SW Section –• See page 27 for Note on Schematic Diagram.
• Voltages and waveforms are dc with respect to groundunder no-signal (detuned) conditions.no mark : FM
(page 54)
(page 56)
– 59 –
7-22. PRINTED WIRING BOARD – HP Section –• See page 18 for Circuit Boards Location. • See page 27 for Note on Printed Wiring Boards.
7-23. SCHEMATIC DIAGRAM – HP Section –• See page 27 for Note on Schematic Diagram.
HCD-GRX5/RX66
(page 44)
(page 48)
HCD-GRX5/RX66
– 61 – – 62 –
7-25. SCHEMATIC DIAGRAM – POWER AMP Section –• See page 27 for Note on Schematic Diagram.
• Voltages and waveforms are dc with respect to groundunder no-signal (detuned) conditions.no mark : FM
Note:The components identi-fied by mark ! or dottedline with mark ! are criti-cal for safety.Replace only with partnumber specified.
Note:Les composants identifiés parune marque ! sont critiquespour la sécurité.Ne les remplacer que par unepiéce portant le numérospécifié.
(page 64)
(page 47)
– 63 – – 64 –
HCD-GRX5/RX66
7-26. PRINTED WIRING BOARD – TRANSFORMER Section –• See page 18 for Circuit Boards Location. • See page 27 for Note on Printed Wiring Board.
7-27. SCHEMATIC DIAGRAM – TRANSFORMER Section –• See page 27 for Note on Schematic Diagram.
Note:The components identi-fied by mark ! or dottedline with mark ! are criti-cal for safety.Replace only with partnumber specified.
Note:Les composants identifiés parune marque ! sont critiquespour la sécurité.Ne les remplacer que par unepiéce portant le numérospécifié.
(page 43) (page 60)
(page 62)
(page 52)
– 65 –
• IC Block Diagrams– BD Board –
IC101 CXA1992AR
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Chargeup
FEO FEI
FDFC
T
FGD
FLB
FE_O
FE_M
SRCH TG
U
TG2
FSET
TA_M
TA_O
SL_P
SL_M
SL_O
ISET
VCCVCC
LOCK
CLK
XLT
DATA
XRST
C. OUT
SENS1
SENS2
FOK
CC2
CC1
CBCPRF_I
RF_O
RF_M
RFTC
LDPDPD1
PD2
FE_BIAS
F
E
EI
VEE
TEO
LPFI
TEI
ATSC
TZC
VC
FZC
TM2VEEVEE
TM3TM5
TM4 TM6
VCC VCC
TM7
ISET
TTL↓IIL
IIL↓
TTL
IIL↓
TTL
IIL DATA REGISTERINPUT SHIFT REGISTERADDRESS DECODERSENS SELECTOROUTPUT DECODER