Sony HCD-M80 Service Manual
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Sony HCD-M80 Service Manual

Compact disc deck receiver
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SERVICE MANUAL
Ver 1.1 2002.12
HCD-M80 is the Amplifier, Video CD/CD player,
Tape Deck and Tuner section in CMT-M80V.
Amplifier section
The following measured at 230 V AC, 60 Hz
DIN power output (rated): 15 + 15 W
(6 ohms at 1 kHz, DIN)
Continuous RMS power output (reference):
18 + 18 W
(6 ohms at 1 kHz, 10%
THD)
The following measured at 220 V AC, 60 Hz
DIN power output (rated): 12 + 12 W
(6 ohms at 1 kHz, DIN)
Continuous RMS power output (reference):
15 + 15 W
(6 ohms at 1 kHz, 10%
THD)
Inputs
AUDIO IN MD (VIDEO) (phono jacks):
Sensitivity 500/250 mV,
impedance 47 kilohms
MIC IN (mini jack)
Sensitivity 1 mV,
impedance 10 kilohms
Sony Corporation
9-874-142-02
2002L0500-1
Home Audio Company
C 2002.12
Published by Sony Engineering Corporation
Model Name Using Similar Mechanism
CD Mechanism Type
CD
Section
Base Unit Name
Optical Pick-up Name
TAPE
Model Name Using Similar Mechanism
Section
SPECIFICATIONS
Outputs
VIDEO OUT:
max. output level
(phono jack)
1 Vp-p, 75 ohms
PHONES:
Accepts headphones with
an impedance of 8 ohms
or more
SPEAKER:
accepts impedance of 6 to
16 ohms.
VIDEO CD/CD player section
Laser
Semiconductor laser
(λ=780 nm)
Emission duration:
continuous
Frequency response
20 Hz – 20 kHz =
(±1 dB)
Video color system format
NTSC, PAL
Tape deck section
Recording system
4-track 2-channel stereo
Frequency response
50 – 13,000 Hz (±3 dB),
using Sony TYPE I
cassettes
COMPACT DISC DECK RECEIVER
HCD-M80
Tuner section
FM stereo, FM/AM superheterodyne tuner
FM tuner section
Tuning range
Antenna
Antenna terminals
Intermediate frequency
AM tuner section
Tuning range
Middle Eastern and Philippine models:
Other models:
Antenna
Intermediate frequency
– Continued on next page –
E Model
NEW
CDM55G-30BD62
BU-30BD62
A-MAX.3
HCD-M70
87.5 - 108.0 MHz
(50-kHz step)
FM wire antenna
75 ohms unbalanced
10.7 MHz
531 - 1,602 kHz
(with the tuning interval
set at 9 kHz)
531 - 1,602 kHz
(with the tuning interval
set at 9 kHz)
530 - 1,710 kHz
(with the tuning interval
set at 10 kHz)
AM loop antenna, external
antenna terminal
450 kHz

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  • Page 1 HCD-M80 SERVICE MANUAL E Model Ver 1.1 2002.12 HCD-M80 is the Amplifier, Video CD/CD player, Tape Deck and Tuner section in CMT-M80V. Model Name Using Similar Mechanism CD Mechanism Type CDM55G-30BD62 Section Base Unit Name BU-30BD62 Optical Pick-up Name A-MAX.3...
  • Page 2 LINE WITH MARK 0 ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB- LISHED BY SONY.

  • Page 3: Table Of Contents

    HCD-M80 TABLE OF CONTENTS SERVICING NOTES EXPLODED VIEWS ..........4 7-1. Panel (Side) Section ............52 7-2. Front Panel Section ............53 GENERAL ..............5 7-3. Top Panel Section ............54 7-4. Chassis Section-1 ............55 DISASSEMBLY 7-5. Chassis Section-2 ............56 3-1.

  • Page 4: Servicing Notes

    HCD-M80 Ver 1.1 SECTION 1 SERVICING NOTES SERVICE POSITION NOTES ON HANDLING THE OPTICAL PICK-UP In checking the tape deck section, prepare jig (extension cable J- BLOCK OR BASE UNIT 2501-167-A: 1.25 mm Pitch, 17 cores, Length 300 mm). The laser diode in the optical pick-up block may suffer electro- static break-down because of the potential difference generated by the charged electrostatic load, etc.

  • Page 5: General

    HCD-M80 SECTION 2 This section is extracted from instruction manual. GENERAL Main unit Remote Control ALPHABETICAL ORDER BUTTON DESCRIPTIONS ALPHABETICAL ORDER BUTTON DESCRIPTIONS @/1 (power) 1 A – N ?/1 (power) 1 O – V P – V A – M...

  • Page 6: Disassembly

    HCD-M80 SECTION 3 DISASSEMBLY • This set can be disassembled in the order shown below. 3-1. DISASSEMBLY FLOW 3-2. PANEL (SIDE) (L), PANEL (SIDE) (R) (page 7) 3-3. TOP PANEL SECTION (page 7) 3-4. MECHANICAL DECK (TAPE) 3-5. FRONT PANEL SECTION...

  • Page 7: Panel (Side) (L), Panel (Side) (R)

    HCD-M80 Note: Follow the disassembly procedure in the numerical order given. 3-2. PANEL (SIDE) (L), PANEL (SIDE) (R) 1 screw (BTP3 × 10) 1 four screws (BTP3 × 10) 4 screw (BTP3 × 10) 6 panel (side) (R) 4 four screws 3 panel (side) (L) (BTP3 ×...

  • Page 8: Mechanical Deck (Tape)

    HCD-M80 3-4. MECHANICAL DECK (TAPE) qd mechanical deck (tape) 3 shield case (TC) 9 two screws (BVTT2.6 × 5) 5 connector 0 MD bracket (L) 1 two screws 1 two screws (BVTP3 × 8) (BVTP3 × 8) qs MD bracket (R)

  • Page 9: Back Panel Assy

    HCD-M80 3-6. BACK PANEL ASSY 3 back panel assy 2 four screws (BTP3 × 8) 2 two screws (BTP3 × 8) 1 connector (CN301) VMP board 3-7. MAIN BOARD 2 connector (CN902) 4 main board 3 screw (BTP3 × 12)

  • Page 10: Cd Mechanism Deck (Cdm55G-30Bd62)

    HCD-M80 3-8. CD MECHANISM DECK (CDM55G-30BD62) 1 connector (CN903) 2 two screws (DIA. 2.6 × 6) 1 connector (CN606) 3 Open the bracket (MPEG) in the direction of arrow A . 4 screw (BVTP3 × 8) 5 boss 5 boss...

  • Page 11: Base Unit (Bu-30Bd62)

    HCD-M80 3-10. BASE UNIT (BU-30BD62) 1 two screws 1 two screws (PTPWHM2.6) (PTPWHM2.6) 3 two insulators (BU-30) 3 two insulators (BU-30) 4 base unit (BU-30BD62) 5 compression spring 5 three compression spring 6 BU holder (BU-30) 3-11. LOADING BOARD 2 belt (CDM55) 1 Rotate the gear (B) in the direction of arrow A .

  • Page 12: Cam (Cdm55)

    HCD-M80 3-12. CAM (CDM55) 3 spacer (55) 4 pulley (LDG) 6 gear (B) 5 gear (A) 1 torsion spring 7 roller 8 cam (CDM55) 2 lever (SW)

  • Page 13: Test Mode

    HCD-M80 SECTION 4 TEST MODE [COLD RESET] [CD TRAY LOCK MODE] • The cold reset clears all data including preset data stored in the • This mode is used to unable to take sample disc out of tray in RAM to initial conditions. Execute this mode when returning the shop.

  • Page 14: Electrical Adjustments

    HCD-M80 SECTION 5 ELECTRICAL ADJUSTMENTS Note: Clear RF signal waveform means that the shape “ ◊ ” can be clearly CD SECTION distinguished at the center of the waveform. Note: RF signal waveform 1. CD Block is basically designed to operate without adjustment. Therefore, check each item in order given.

  • Page 15: Video Section

    HCD-M80 VIDEO SECTION DECK SECTION 0 dB=0.775 V VIDEO LEVEL ADJUSTMENT Note: Confirm each contents of this section first of all. If the results are – VMP BOARD (Component Side) – (AUDIO LEVEL/VIDEO CLOCK/AUDIO SERVO not satisfied, do the adjustment.

  • Page 16: Diagrams

    HCD-M80 SECTION 6 DIAGRAMS 6-1. BLOCK DIAGRAM – CD SERVO Section – FREQUENCY CONT SELECT SWITCH (Page 17) Q102 FILTER RF AMP, FOCUS/TRACKING ERROR AMP IC103 170 171 XTSL DATA, BCK, RFAC RFAC SUMMING RFAC LRCK, C2PO DATA PCMD (Page 17)

  • Page 17: Block Diagram - Audio/Video Cd Section

    HCD-M80 6-2. BLOCK DIAGRAM – AUDIO/VIDEO CD Section – CONT CD-L (Page 16) 24 GPIO9 (Page 19) AUDDTO0 DATA VOUTL LOW-PASS AUDBCK FILER DATA, BCK, IC102 LRCK, C2PO AUDLRCK LRCK VOUTR DATA R-CH (Page 16) L CDDATA L CDBCK DIGITAL FILTER,...

  • Page 18: Block Diagram - Tuner/Tape Deck Section

    HCD-M80 6-3. BLOCK DIAGRAM – TUNER/TAPE DECK Section – TUNER UNIT ANENNA TU-L (Page 19) FM ANT L-CH FM75Ω ANT GND R-CH R-CH SYSTEM CONTROLLER ANT GND IC601 (2/4) (TAPE DECK BLOCK) AM ANT CAPSTAN/REEL TUNED TUNED CAPM-CNT1 MOTOR DRIVE...

  • Page 19: Block Diagram - Main Section

    HCD-M80 6-4. BLOCK DIAGRAM – MAIN Section – RV500 MIC LEVEL MIC AMP MIC AMP J502 IC525 (2/2) IC525 (1/2) J501 R-CH HEADPHONE AMP REC-L PHONES IC324 (Page 18) R-CH MUTING Q408, 409 CD-L (Page 17) TC-L (Page 18) INPUT...

  • Page 20: Block Diagram - Key Control/Power Supply Section

    HCD-M80 6-5. BLOCK DIAGRAM – KEY CONTROL/POWER SUPPLY Section – D920, 922 REMOTE CONTROL T901 RECEIVER SIRCS LCD DATA 5 SUB POWER BACKUP +4V LIQUID CRYSTAL IC502 TRANSFORMER LCD SCK 7 DISPLAY LCD STB 6 D500 +3.3V B+ SWITCH RECT...

  • Page 21: Note For Printed Wiring Boards And Schematic Diagrams

    HCD-M80 6-6. NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS • Circuit Boards Location Note on Printed Wiring Boards: Note on Schematic Diagram: • X : parts extracted from the component side. • All capacitors are in µF unless otherwise noted. pF: µµF •...

  • Page 22: Printed Wiring Board - Bd Board

    HCD-M80 6-7. PRINTED WIRING BOARD – BD Board – • See page 21 for Circuit Boards Location. BD BOARD (COMPONENT SIDE) BD BOARD (CONDUCTOR SIDE) (SPINDLE) IC102 TP70 D101 (TE) TP68 (FE) TP72 (RFAC) TP71 (RFDC) TP73 IC103 (DVC) BOARD...
  • Page 23 HCD-M80 6-8. SCHEMATIC DIAGRAM – BD Board – • • See page 38 for Waveforms. See page 40 for IC Block Diagram. TP27 C115 C120 C112 C117 C109 CN102 6.3V TP26 I1-6 R104 C107 R120 TP49 120k RFAC R227 100k...

  • Page 24: Printed Wiring Board - Tc Board

    HCD-M80 6-9. PRINTED WIRING BOARD – TC Board – • See page 21 for Circuit Boards Location. • Semiconductor Location Ref. No. Location MAIN BOARD IC401 CN301 (Page 29) TC BOARD Q100 Q101 Q200 Q201 Q401 Q402 Q403 Q404 Q405...

  • Page 25: Schematic Diagram - Tc Board

    HCD-M80 6-10. SCHEMATIC DIAGRAM – TC Board – • See page 38 for Waveforms. CN301 ALC CONT REC-MUTE R102 R103 R104 R105 REC IN-R 2.2k R106 C105 R-OUT REC/PB LINE MUTE C106 C107 C108 R101 A-GND C104 HRPE901 0.01 REC IN-L...

  • Page 26: Schematic Diagram - Vmp Board (1/2)

    HCD-M80 6-11. SCHEMATIC DIAGRAM – VMP Board (1/2) – • • See page 38 for Waveforms. See page 40 for IC Block Diagrams. VMP BOARD (1/2) R152 C155 R158 C154 IC301 0.0047 1.5k 22 6.3V BA7046F-E2 TP311 N.C. TP419 R306...

  • Page 27: Schematic Diagram - Vmp Board (2/2)

    HCD-M80 6-12. SCHEMATIC DIAGRAM – VMP Board (2/2) – • See page 38 for Waveforms. VMP BOARD (2/2) FL503 FL504 FB501 FB504 FB503 TP197 TP177 C542 FB502 TP216 C541 C539 TP191 0.01 0.47 C550 C549 C545 C543 R549 C547 50V 470p...

  • Page 28: Printed Wiring Board - Vmp Board

    HCD-M80 6-13. PRINTED WIRING BOARD – VMP Board – • See page 21 for Circuit Boards Location. • Semiconductor Location (Page 32) Ref. No. Location VIDEO BOARD CNP402 VMP BOARD VMP BOARD (CONDUCTOR SIDE) IC102 (COMPONENT SIDE) IC201 I-12 IC202...

  • Page 29: Printed Wiring Boards - Main/Jack Boards

    HCD-M80 6-14. PRINTED WIRING BOARDS – MAIN/JACK Boards – • See page 21 for Circuit Boards Location. • Semiconductor Location Ref. No. Location TUNER UNIT D302 SUPPLIED WITH MAIN BOARD THE ASSEMBLED BLOCK D305 D307 D309 R339 R317 D310 R318...

  • Page 30: Schematic Diagram - Main Board (1/2)

    HCD-M80 6-15. SCHEMATIC DIAGRAM – MAIN Board (1/2) – • See page 40 for IC Block Diagram. (1/2) TU_L TCOUT_L MD_L TCREC_L C131 C376 R222 R123 R122 C170 R104 C150 C250 10000p 2.2k C163 R105 R101 R115 JR304 3.3k 4.7k...

  • Page 31: Schematic Diagram - Main (2/2)/Jack Boards

    HCD-M80 6-16. SCHEMATIC DIAGRAM – MAIN (2/2)/JACK Boards – • See page 40 for IC Block Diagrams. (2/2) R161 JR532 L503 R591 R261 CN304 CNP502 4.7µH J501 PHONES Q407 Q406 Q408 Q409 H/P_DETECT H/P DET H/P DET DTC343TK DTC343TK DTC343TK...

  • Page 32: Printed Wiring Boards - Control/Loading/Video Boards

    HCD-M80 6-17. PRINTED WIRING BOARDS – CONTROL/LOADING/VIDEO Boards – • See page 21 for Circuit Boards Location. CONTROL BOARD VIDEO BOARD MAIN R650 BOARD JW628 CN303 (Page 29) C690 R447 R445 R446 JW651 CN602 R448 R443 JW625 POWER BOARD R442...

  • Page 33: Schematic Diagram - Control/Loading/Video Boards

    HCD-M80 6-18. SCHEMATIC DIAGRAM – CONTROL/LOADING/VIDEO Boards – • • See page 38 for Waveforms. See page 40 for IC Block Diagram. STBY_RELAY * R696 JR602 JR601 (SP,TH) R696 R492 (EA) 4.7k +5V REGULATOR IC605 KIA7805API R689 4.7k CN602 R602 3.3k...

  • Page 34: Printed Wiring Board - Switch Board

    HCD-M80 6-19. PRINTED WIRING BOARD – SWITCH Board – • See page 21 for Circuit Boards Location. • Semiconductor Location (Page 32) Ref. No. Location CONTROL BOARD D500 CN605 D501 D502 D503 SWITCH BOARD D504 D505 D506 D507 LCD502 D508...

  • Page 35: Schematic Diagram - Switch Board

    HCD-M80 6-20. SCHEMATIC DIAGRAM – SWITCH Board – LCD502 LIQUID CRYSTAL DISPLAY R538 C532 JR504 Q507 Q507,508 C531 C533 C503 SRA2202S B+ SWITCH 6.3V R507 L511 Q508 4.7µH SRC1202S CN501 C500 LCD_RS POWERKEY AC DET LCD_CS R532 R533 LCD_CLK D506-509...

  • Page 36: Printed Wiring Board - Power Board

    HCD-M80 6-21. PRINTED WIRING BOARD – POWER Board – • See page 21 for Circuit Boards Location. • Semiconductor Location Ref. No. Location (Page 32) D902 CONTROL D903 BOARD D904 CNP601 D905 D906 C925 D907 D908 D909 POWER BOARD CN903...

  • Page 37: Schematic Diagram - Power Board

    HCD-M80 6-22. SCHEMATIC DIAGRAM – POWER Board – T902 MAIN POWER F906 TRANSFOMER T2.5AL 250V (SP) (TH) (EA) 115V 124V F907 (EA,SP) T2.5AL 230V 220V 230V 250V (TH) F901 CN902 T1.6AL JW920 F903 250V T2.5AL -22.5V 250V R1-GND (EA,SP) +22.5V...
  • Page 38 HCD-M80 • Waveforms – BD Board – – TC Board – – VMP Board – 1 IC103 qg (RFAC) (CD Play Mode) ta T401 (REC Mode) ea IC504 1 (BCK), IC505 <x/c> (AUDBCK) eg IC303 6 (VOUT) el IC505 ij (L CDLRCK), ik (LRCK) rd IC505 <zn/ (RFDC) (CD Play Mode)
  • Page 39 HCD-M80 – CONTROL Board – ya IC601 qa (XCOUT) rj IC505 <x/m (CLKB) 3.2 Vp-p 2.9 Vp-p 30.5 µs 37 ns ys IC601 qd (XOUT) 1.7 Vp-p 63 ns...
  • Page 40 HCD-M80 • IC Block Diagrams – BD Board – – VMP Board – IC103 CXA2581N-T4 IC301 BA7046F RW/ROM PHASE PHASE H. OSC H. OSC COMP COMP DC OFST RFDCI – – RFDCO SYNC SYNC VIDEO SEPA V. SEPA – RW/ROM...
  • Page 41 HCD-M80 IC304 NJM2209M IC307 BD7600FV-E2 BUFOUT 8 BUFIN CLAMP STBY 7 VCC SECONDARY LOWER CLAMP DIFFERENTIATION LIMITER SYNC GAIN ADJ CHIP 6 OUT SWITCH 5 OUTSAG CONTROL LOWER LIMITER IC504 PCM1748E/2K 15 14 ZERO DETECT SYSTEM FUNCTION CLOCK OUTPUT AMP AND...
  • Page 42 HCD-M80 IC506 BU2507FV-E2 14BIT SHIFT REGISTER 10BIT R-2R 10BIT R-2R D0 – D9 D10 – D13 D/A CONVERTER D/A CONVERTER ADDRESS 10BIT LATCH 10BIT LATCH DECODER 10BIT LATCH 10BIT LATCH 10BIT LATCH 10BIT LATCH 10BIT R-2R 10BIT R-2R 10BIT R-2R...
  • Page 43 HCD-M80 IC323 LC75342 23 22 21 20 19 18 17 – CONTROL CIRCUIT LOGIC INTERFACE CIRCUIT – – CONTROL – CIRCUIT 11 12 13 14 – CONTROL Board – IC607 KA3082 DRIVER OUT PRE DRIVER LOGIC SWITCH 8 9 10...

  • Page 44: Ic Pin Function Description

    HCD-M80 6-23. IC PIN FUNCTION DESCRIPTION • VMP BOARD IC505 CXD1887R (DIGITAL SIGNAL PROCESSOR, DIGITAL SERVO PROCESSOR, MPEG VIDEO/AUDIO DECODER, VIDEO SIGNAL ENCODER) Pin No. Pin Name Description Connected to ground via a capacitor IREF D/A converter reference current output D/A converter reference voltage input Connected to the analog power supply (+2.5V) via a capacitor...
  • Page 45 HCD-M80 Pin No. Pin Name Description DRDAT8 to 59 to 66 Two-way data bus with the D-RAM Data output to the program ROM DRDAT15 IVS4 — Ground terminal (for I/O) DRCAS Column address strobe signal output to the D-RAM LVD4 —...
  • Page 46 HCD-M80 Pin No. Pin Name Description XLAT Serial data latch pulse signal input L DCLK Serial data transfer clock signal output CLOK Serial data transfer clock signal input L SENS SENS signal input SENS SENS signal output L SLCK SENS serial data readout clock signal output...
  • Page 47 HCD-M80 Pin No. Pin Name Description 154, 155 RESERVE — Not used AVD0 — Analog power supply terminal (+2.5V) IGEN Operational amplifier constant current input AVS0 — Analog ground terminal ADIO Output terminal for the test Not used RFDC RF signal input from the RF amplifier...
  • Page 48 HCD-M80 Pin No. Pin Name Description TMODE0 Selection signal input terminal for the test Not used AUDDTI Serial audio data input terminal Not used AUDDTO0 Serial audio data output to the digital filter AUDDTO1 Serial audio data output terminal Not used AUDBCK Serial audio bit clock signal (2.8224 MHz) output to the digital filter...
  • Page 49 HCD-M80 • CONTROL BOARD IC601 M30620MCN-A12FP (SYSTEM CONTROLLER) Pin No. Pin Name Description VIDEO SEL Not used RDS-DATA Serial data input from the RDS decoder No t used LCD RS Reset signal output to the liquid crystal display “L”: reset...
  • Page 50 HCD-M80 Pin No. Pin Name Description Recording/playback selection signal output to the tape section TC-RELAY “L”: playback mode, “H”: recording mode LED2 LED drive signal output terminal Not used LED3 LED drive signal output of the DSG (Dynamic Sound Generator) indicator “H”: LED on LED4 LED drive signal output of the TAPE indicator “H”: LED on...
  • Page 51 HCD-M80 Pin No. Pin Name Description HEAD PHONE Headphone muting on/off control signal output terminal Not used MUTE AMP-CE Chip enable signal output to the electrical volume AMP-DATA Serial data output to the electrical volume AMP-CLK Serial data transfer clock signal output to the electrical volume...

  • Page 52: Exploded Views

    HCD-M80 SECTION 7 EXPLODED VIEWS NOTE: • -XX and -X mean standardized parts, so they • Items marked “*” are not stocked since they The components identified by mark 0 or dotted line with mark may have some difference from the original are seldom required for routine service.

  • Page 53: Front Panel Section

    HCD-M80 7-2. FRONT PANEL SECTION not supplied not supplied not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 4-238-696-41 WINDOW, LCD (FOR SILVER) 4-232-478-01 FOOT 4-238-696-81 WINDOW, LCD (FOR WHITE) 4-931-757-31 SCREW (DIA. 2.6X8) (IT3B), TAPPING...

  • Page 54: Top Panel Section

    HCD-M80 7-3. TOP PANEL SECTION not supplied not supplied not supplied not supplied not supplied not supplied not supplied not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark A-4729-461-A TC BOARD, COMPLETE (EA, SP) X-4954-500-1 PANEL SUB ASSY (TOP) (WHITE)

  • Page 55: Chassis Section-1

    HCD-M80 7-4. CHASSIS SECTION-1 main board not supplied (video board) not supplied not supplied chassis section-2 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 1-773-042-11 WIRE (FLAT TYPE) (17 CORE) 4-931-757-31 SCREW (DIA. 2.6X8) (IT3B), TAPPING...

  • Page 56: Chassis Section-2

    HCD-M80 7-5. CHASSIS SECTION-2 not supplied CDM55G-30BD62 chassis section-3 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 4-238-688-11 LID, CD A-4730-392-A CONTROL BOARD, COMPLETE (EA) 4-931-757-31 SCREW (DIA. 2.6X8) (IT3B), TAPPING A-4730-481-A CONTROL BOARD, COMPLETE (TH)

  • Page 57: Chassis Section-3

    HCD-M80 7-6. CHASSIS SECTION-3 F907 F906 F901 not supplied F903 T902 F904 not supplied The components identified by mark 0 or dotted line with mark 0 are critical for safety. Replace only with part number specified. Ref. No. Part No.

  • Page 58: Cd Mechanism Deck (Cdm55G-30Bd62)

    HCD-M80 7-7. CD MECHANISM DECK (CDM55G-30BD62) M901 BU-30BD62 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 4-224-894-02 TRAY (CDM55D) X-4954-597-1 PULLEY (AT-2) ASSY 4-220-229-01 LEVER (SW) 4-229-358-01 SHAFT (BU21) 4-220-239-01 SPRING, TORSION 4-985-672-01 SCREW (+PTPWHM2.6), FLOATING...

  • Page 59: Base Unit Section (Bu-30Bd62)

    HCD-M80 7-8. BASE UNIT SECTION (BU-30BD62) The components identified by mark 0 or dotted line with mark 0 are critical for safety. Replace only with part number specified. Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark...

  • Page 60: Electrical Parts List

    HCD-M80 SECTION 8 ELECTRICAL PARTS LIST CONTROL NOTE: • Due to standardization, replacements in the • Items marked “*” are not stocked since they The components identified by mark 0 or dotted line with mark parts list may be different from the parts speci- are seldom required for routine service.
  • Page 61 HCD-M80 CONTROL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C605 1-162-964-11 CERAMIC CHIP 0.001uF < TRANSISTOR > C607 1-124-259-11 ELECT 4.7uF Q601 8-729-034-51 TRANSISTOR KTC3875 C608 1-124-259-11 ELECT 4.7uF Q602 8-729-055-94 TRANSISTOR SRC1202SF C609 1-124-584-00 ELECT...
  • Page 62 HCD-M80 CONTROL JACK Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R467 1-216-821-11 METAL CHIP 1/10W 1-685-831-11 JACK BOARD R468 1-216-821-11 METAL CHIP 1/10W *********** R469 1-216-821-11 METAL CHIP 1/10W < CAPACITOR > R470 1-216-821-11 METAL CHIP...
  • Page 63 HCD-M80 JACK LOADING MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < SWITCH > C207 1-162-964-11 CERAMIC CHIP 0.001uF C208 1-164-156-11 CERAMIC CHIP 0.1uF S587 1-786-220-11 SWITCH, KEY BOARD (DIRECTION) C209 1-127-715-11 CERAMIC CHIP 0.22uF...
  • Page 64 HCD-M80 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < CONNECTOR > Q308 8-729-055-94 TRANSISTOR SRC1202SF Q309 8-729-056-23 TRANSISTOR STC352-OY CN301 1-784-739-11 CONNECTOR, FFC 17P Q310 8-729-036-89 TRANSISTOR KTC3198GR-A CN302 1-784-786-11 CONNECTOR, FFC 25P CN303...
  • Page 65 HCD-M80 MAIN POWER Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark A-4729-512-A POWER BOARD, COMPLETE (SP) R220 1-216-849-11 METAL CHIP 220K 1/10W A-4729-522-A POWER BOARD, COMPLETE (TH) R221 1-216-825-11 METAL CHIP 2.2K 1/10W A-4730-393-A POWER BOARD, COMPLETE (EA)
  • Page 66 HCD-M80 POWER SWITCH Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < RESISTOR > < IC > R901 1-249-385-11 CARBON 1/6W IC502 8-759-826-34 IC NJL74H400A R902 1-249-417-11 CARBON 1/4W (REMOTE CONTROL RECEIVER) R903 1-249-425-11 CARBON 4.7K...
  • Page 67 HCD-M80 SWITCH Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C437 1-126-964-11 ELECT 10uF R538 1-216-833-11 METAL CHIP 1/10W < CONNECTOR > < SWITCH > CN301 1-784-778-11 CONNECTOR, FFC 17P S503 1-571-760-11 SWITCH, KEY BOARD (I/1)
  • Page 68 HCD-M80 VIDEO Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R404 1-216-833-11 METAL CHIP 1/10W C203 1-126-206-11 ELECT CHIP 100uF 6.3V R405 1-216-797-11 METAL CHIP 1/10W C204 1-164-156-11 CERAMIC CHIP 0.1uF C205 1-164-156-11 CERAMIC CHIP 0.1uF...
  • Page 69 HCD-M80 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C510 1-164-156-11 CERAMIC CHIP 0.1uF FB503 1-469-869-21 FERRITE FB504 1-469-869-21 FERRITE C511 1-164-156-11 CERAMIC CHIP 0.1uF FB561 1-469-869-21 FERRITE C513 1-162-964-11 CERAMIC CHIP 0.001uF C521 1-164-156-11 CERAMIC CHIP 0.1uF...
  • Page 70 HCD-M80 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R301 1-216-849-11 METAL CHIP 220K 1/10W R302 1-216-817-11 METAL CHIP 1/10W R552 1-216-820-11 METAL CHIP 1/10W R303 1-216-846-11 METAL CHIP 120K 1/10W R554 1-216-797-11 METAL CHIP 1/10W...
  • Page 71 HCD-M80 E Model SERVICE MANUAL Ver 1.1 2002.12 SUPPLEMENT-1 File this supplement with the service manual. Subject: Change of TC board (Suffix-33) Change of MAIN board (Suffix-16) Change of CONTROL/JACK/SWITCH boards (Suffix-12, -13) Change of VIDEO board (Suffix-22) Change of POWER board (Suffix-12)

  • Page 72: New/Former Discrimination

    HCD-M80 NEW/FORMER DISCRIMINATION In this set, TC, MAIN, JACK, CONTROL, VIDEO, SWITCH and POWER boards have been changed in the midway of production. – JACK BOARD (Component Side) – – TC BOARD (Component Side) – Former : 1-685-831-11 : 1-685-831-12, -13...
  • Page 73 HCD-M80 – CONTROL BOARD (Component Side) – – VIDEO BOARD (Component Side) – Former : 1-685-829-11 : 1-685-829-12, -13 Former : 1-685-430-21 : 1-685-430-22 – POWER BOARD (Component Side) – – SWITCH BOARD (Component Side) – Former : 1-685-828-11 : 1-685-828-12...

  • Page 74: Diagrams

    HCD-M80 DIAGRAMS 2-1. NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS Note on Printed Wiring Boards: Note on Schematic Diagram: • X : parts extracted from the component side. • All capacitors are in µF unless otherwise noted. pF: µµF •...

  • Page 75: Schematic Diagram - Tc Board

    HCD-M80 2-2. SCHEMATIC DIAGRAM – TC Board – CN301 ALC CONT REC-MUTE R102 R103 R104 R105 REC IN-R 2.2k R106 C105 R-OUT REC/PB LINE MUTE C106 C107 C108 R101 A-GND C104 HRPE901 0.01 REC IN-L RECORD/PLAYBACK/ ERASE +8.0V CNP1 R113...

  • Page 76: Printed Wiring Board - Tc Board

    HCD-M80 2-3. PRINTED WIRING BOARD – TC Board – • Semiconductor Location Ref. No. Location MAIN BOARD IC401 CN301 (Page 7) TC BOARD Q100 Q101 Q200 Q201 Q401 Q402 Q403 Q404 Q405 TAPE DECK BLOCK SUPPLIED WITH THE ASSEMBLED BLOCK...

  • Page 77: Printed Wiring Boards - Main/Jack Boards

    HCD-M80 2-4. PRINTED WIRING BOARDS – MAIN/JACK Boards – • Semiconductor Location Ref. No. Location TUNER UNIT D302 SUPPLIED WITH MAIN BOARD THE ASSEMBLED BLOCK D305 D307 R339 D309 R317 R318 D310 D311 R204 D312 C270 R281 D313 R184 C161...

  • Page 78: Schematic Diagram - Main Board (1/2)

    HCD-M80 2-5. SCHEMATIC DIAGRAM – MAIN Board (1/2) – (1/2) TU_L TCOUT_L MD_L TCREC_L C131 C376 R222 R123 R122 C170 R104 C150 C250 10000p 2.2k C163 R105 R101 R115 JR304 3.3k 4.7k R130 R121 R221 C115 R184 4.7k 2.2k 2.2k R106 3.3k...

  • Page 79: Schematic Diagram - Main (2/2)/Jack Boards

    HCD-M80 2-6. SCHEMATIC DIAGRAM – MAIN (2/2)/JACK Boards – (2/2) R161 JR532 L503 R591 R261 CN304 CNP502 4.7µH J501 PHONES Q407 Q406 Q408 Q409 H/P_DETECT H/P DET H/P DET DTC343TK DTC343TK DTC343TK DTC343TK MUTING MUTING MUTING MUTING H/P LCH H/P LCH...

  • Page 80: Printed Wiring Boards - Control/Loading/Video Boards

    HCD-M80 2-7. PRINTED WIRING BOARDS – CONTROL/LOADING/VIDEO Boards – CONTROL BOARD VIDEO BOARD MAIN R650 BOARD JW628 CN303 (Page 7) C690 R447 R445 R446 JW651 CN602 R448 R443 JW625 POWER BOARD R442 R656 R450 SWITCH CN903 R449 JW624 JW627 (Page 14)

  • Page 81: Schematic Diagram - Control/Loading/Video Boards

    HCD-M80 2-8. SCHEMATIC DIAGRAM – CONTROL/LOADING/VIDEO Boards – STBY_RELAY * R696 JR602 JR601 (SP,TH) R696 R492 (EA) 4.7k +5V REGULATOR IC605 KIA7805API R689 4.7k CN602 R602 3.3k C609 KEY0 R601 3.3k KEY0 AU_MUTE R662 AU MUTE H/P_DETECT C605 R604 R603 3.3k...

  • Page 82: Printed Wiring Board - Switch Board

    HCD-M80 2-9. PRINTED WIRING BOARD – SWITCH Board – • Semiconductor Location (Page 10) Ref. No. Location CONTROL BOARD D500 CN605 D501 D502 D503 SWITCH BOARD D504 D505 D506 D507 LCD502 D508 LIQUID CRYSTAL DISPLAY D509 D514 IC502 Q501 Q502...

  • Page 83: Schematic Diagram - Switch Board

    HCD-M80 2-10. SCHEMATIC DIAGRAM – SWITCH Board – LCD502 LIQUID CRYSTAL DISPLAY R538 C532 JR504 Q507 Q507,508 C531 C533 C503 SRA2202S B+ SWITCH 6.3V R507 L511 Q508 4.7µH SRC1202S CN501 C500 LCD_RS POWERKEY AC DET LCD_CS R532 R533 LCD_CLK D506-509...

  • Page 84: Printed Wiring Board - Power Board

    HCD-M80 2-11. PRINTED WIRING BOARD – POWER Board – • Semiconductor Location Ref. No. Location (Page 10) D902 CONTROL D903 BOARD D904 CNP601 D905 D906 C925 D907 D908 D909 POWER BOARD CN903 D910 D911 D912 L901 D913 (AC IN) IC901...

  • Page 85: Schematic Diagram - Power Board

    HCD-M80 2-12. SCHEMATIC DIAGRAM – POWER Board – T902 MAIN POWER F906 TRANSFOMER T2.5AL 250V (SP) (TH) (EA) 115V 124V F907 (EA,SP) T2.5AL 230V 220V 230V 250V (TH) F901 CN902 T1.6AL JW920 F903 250V T2.5AL -22.5V 250V R1-GND (EA,SP) +22.5V...

  • Page 86: Electrical Parts List

    HCD-M80 CONTROL CONTROL JACK Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark ELECTRICAL PARTS LIST < RESISTOR > R489 1-216-821-11 METAL CHIP 1/10W NOTE: R490 1-216-821-11 METAL CHIP 1/10W • Due to standardization, replacements in the •...
  • Page 87 HCD-M80 JACK MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < DIODE > A-4729-503-A MAIN BOARD, COMPLETE (EA, SP) A-4730-479-A MAIN BOARD, COMPLETE (TH) D520 8-719-988-61 DIODE 1SS355TE-17 ********************* D521 8-719-988-61 DIODE 1SS355TE-17 4-217-354-11 BUSHING, INSULATING <...
  • Page 88 HCD-M80 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C270 1-162-970-11 CERAMIC CHIP 0.01uF < IC > C301 1-126-964-11 ELECT 10uF IC101 8-759-584-38 IC TDA7296 C302 1-162-964-11 CERAMIC CHIP 0.001uF IC201 8-759-584-38 IC TDA7296 C303...
  • Page 89 HCD-M80 MAIN POWER Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R102 1-216-821-11 METAL CHIP 1/10W R308 1-216-845-11 METAL CHIP 100K 1/10W R103 1-216-833-11 METAL CHIP 1/10W R104 1-216-825-11 METAL CHIP 2.2K 1/10W R309 1-216-821-11 METAL CHIP...
  • Page 90 HCD-M80 POWER SWITCH Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark D907 8-719-046-07 DIODE 2A02M A-4729-509-A SWITCH BOARD, COMPLETE (EA, SP) D908 8-719-046-07 DIODE 2A02M A-4731-096-A SWITCH BOARD, COMPLETE (TH) D909 8-719-046-07 DIODE 2A02M *********************** D910...
  • Page 91 HCD-M80 SWITCH Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark Q506 8-729-055-94 TRANSISTOR SRC1202SF A-4729-461-A TC BOARD, COMPLETE (EA, SP) Q507 8-729-055-91 TRANSISTOR SRA2202SF A-4731-294-A TC BOARD, COMPLETE (TH) Q508 8-729-055-94 TRANSISTOR SRC1202SF ******************* < RESISTOR >...
  • Page 92 HCD-M80 VIDEO Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark Q201 8-729-212-02 TRANSISTOR 2SC2120-Y < VARIABLE RESISTOR > Q401 8-729-212-02 TRANSISTOR 2SC2120-Y RV101 1-225-282-21 RES, ADJ, CARBON 33K Q402 8-729-037-02 TRANSISTOR 2SC2120-Y RV201 1-225-282-21 RES, ADJ, CARBON 33K...
  • Page 93 HCD-M80 MEMO...
  • Page 94 HCD-M80 REVISION HISTORY Clicking the version allows you to jump to the revised page. Also, clicking the version at the upper right on the revised page allows you to jump to the next revised page. Ver. Date Description of Revision 2002.08...

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