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Sony HCD-GSX75 Service Manual
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Sony HCD-GSX75 Service Manual

Mini hi-fi component system
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SERVICE MANUAL
Ver 1.2 2003.12
HCD-GSX75 is the Amplifier, CD player, Tape
Deck and Tuner section in MHC-GSX75.
Main Unit
Amplifier section
For the U.S. model
AUDIO POWER SPECIFICATIONS
POWER OUTPUT AND TOTAL HARMONIC
DISTORTION:
With 6-ohm loads, both channels driven, from 120 – 10,000 Hz; rated 150
watts per channel minimum RMS power, with no more than 10% total
harmonic distortion from 250 milliwatts to rated output.
Continuous RMS power output (reference):
150 + 150 W
(6 ohms at 1 kHz, 10% THD)
Total harmonic distortion less than 0.09%
(6 ohms at 1 kHz, 70W)
Inputs
VIDEO (MD) IN (phono jacks):
voltage 250/450 mV, impedance 47 kilohms
AUDIO IN (phono jacks): 450 mV, impedance 47 kilohms
Outputs
VIDEO OUT (phono jacks):
max. output level 1Vp-p, unbalanced, Sync
negative, load impedance 75 ohms
PHONES (stereo phone jack):
accepts headphones of 8 ohms or more
SPEAKER:
accepts impedance of 6 to 16 ohms
Sony Corporation
9-877-216-03
Home Audio Company
2003L02-1
Published by Sony Engineering Corporation
© 2003.12
HCD-GSX75
Model Name Using Similar Mechanism
CD Mechanism Type
CD
Section
Base Unit Name
Optical Pick-up Name
Model Name Using Similar Mechanism
TAPE
Section
Tape Transport Mechanism Type
SPECIFICATIONS
CD player section
System
Laser
Frequency response
Wavelength
Signal-to-noise ratio
Dynamic range
OPTICAL OUT (CD)
(Square optical connector jack, rear panel)
Wavelength
Output level
Tape deck section
Recording system
Frequency response
MiNi Hi-Fi COMPONENT SYSTEM
US Model
Canadian Model
HCD-GS300AV
CDM64C-K1BD47B
BU-K1BD47B
KSM-213BFN
HCD-GS300AV
CMAL1Z234A
Compact disc and digital audio system
Semiconductor laser
(CD: λ=780 nm)
Emission duration:
continuous
CD: 20 Hz – 20 kHz
(±0.5 dB)
780 – 790 nm
More than 90 dB
More than 90 dB
660 nm
–18 dBm
4-track 2-channel stereo
40 – 13,000 Hz (±3dB),
using Sony TYPE I
cassettes
— Continued on next page —

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  • Page 1 HCD-GSX75 SERVICE MANUAL US Model Canadian Model Ver 1.2 2003.12 HCD-GSX75 is the Amplifier, CD player, Tape Deck and Tuner section in MHC-GSX75. Model Name Using Similar Mechanism HCD-GS300AV CD Mechanism Type CDM64C-K1BD47B Section Base Unit Name BU-K1BD47B Optical Pick-up Name...

  • Page 2: Table Of Contents

    HCD-GSX75 Ver 1.1 2003.09 Tuner section General FM stereo, FM/AM superheterodyne tuner Power requirements: 120 V AC, 60 Hz FM tuner section Power consumption: 150 W Tuning range 87.5 – 108.0 MHz Dimensions (w/h/d) incl. projecting parts and controls Amplifier/Tuner/...

  • Page 3: Leakage Test

    CRITIQUES POUR LA SÉCURITÉ DE FONCTIONNEMENT. NE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS REMPLACER CES COMPOSANTS QUE PAR DES PIÈSES SONY APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS DONT LES NUMÉROS SONT DONNÉS DANS CE MANUEL OU PUBLISHED BY SONY.

  • Page 4: Servicing Notes

    HCD-GSX75 SECTION 1 SERVICING NOTES CD-TEXT TEST DISC CLEANING OBJECTIVE LENS OF OPTICAL PICK-UP • In cleaning the objective lens of optical pick-up, be sure the following below. This unit is able to display the test data (character information) written in the CD on its fluorescent indicator tube.

  • Page 5: General

    HCD-GSX75 SECTION 2 GENERAL This section is extracted from instruction manual. MAIN UNIT ALPHABETICAL ORDER BUTTON DESCRIPTIONS A – H I – Z ?/1 (power) 1 ALBM + qs ILLUMINATION 6 Z PUSH (tape deck) 3 ALBM – wj KEYBOARD INPUT jack ql nN (play) 4 AUDIO IN jack w;...
  • Page 6 HCD-GSX75 This section is extracted from instruction manual. REMOTE CONTROL BUTTON DESCRIPTIONS ALPHABETICAL ORDER R – Z A – Q REPEAT 8 ?/1 (power) 4 ALBM +/– qfwa SLEEP 1 nN (play) wf CD wl SURROUND ql X (pause) wf...

  • Page 7: Disassembly

    HCD-GSX75 SECTION 3 Ver 1.1 2003.09 DISASSEMBLY • This set can be disassembled in the order shown below. TOP CABINET MECH DECK (CMAL1Z234A), FRONT CABI ASSY CASSETTE HOLDER BACK PANEL ASSY MAIN BOARD AMP BOARD DISPLAY BOARD GAME BOARD, H/P BOARD...

  • Page 8: Top Cabinet

    HCD-GSX75 Note: Follow the disassembly procedure in the numerical order given. 3-1. TOP CABINET 9 Three screws qd Top cabinet (BVTP3 × 10) 6 Two screws (BVTP3 × 10) 8 Panel side (L) 5 Three screws 0 Wire (Flat type) (CN309 ) (BVTP3 ×...

  • Page 9: Back Panel Assy

    HCD-GSX75 3-3. BACK PANEL ASSY 3 Two screws (BVTP 3x10) qs Back panel ASSY 7 Three screws (BVTP 3x10) 4 DC Fan (M351) 5 Two screws (BVTP 3x10) 1 Connector (CN356) 8 Four screws (BVTP 3x10) 9 Screw (BVTP 3x10)

  • Page 10: Amp Board

    HCD-GSX75 3-5. AMP BOARD 2 Two screws (BVTP3 × 8) 4 Two screws (BVTP3 × 8) 3 Two screws (BVTP3 × 8) 1 Connector (CN353) 5 AMP board 3-6. POWER BOARD 2 Two screws (BVTP4 × 8) 1 Two screws (BVTP4 ×...

  • Page 11: Holder (Led-S), Middle (R), Power Bracket

    HCD-GSX75 Ver 1.1 2003.09 3-7. HOLDER (LED-S), MIDDLE (R) BRACKET, POWER BRACKET 5 Middle (R) bracket 4 Two screws (BVTP3 × 8) 3 Three screws 7 Two screws (BVTP3 × 8) (BVTP3 × 8) 8 Three screws 1 Two screws (BVTP3 ×...

  • Page 12: Base Unit (Bu-K1Bd47B), D-Sensor (Out) Board, T-Sensor Board

    HCD-GSX75 3-9. BASE UNIT (BU-K1BD47B), D-SENSOR (OUT) BOARD, T-SENSOR BOARD 4 Screw (BVTP3 × 8) 5 D-SENSOR (OUT) board 3 Base unit (BU-K1BD47B) 2 Bracket (top 60) 1 Three screws (BVTP3 × 8) 6 Three screws (BVTP3 × 8) 7 T-SENSOR board 3-10.

  • Page 13: Cd Led Board

    HCD-GSX75 3-11. CD LED BOARD Opens to right and left and CD LED BOARD 3 CD LED board is removed upwards from a slot. 3-12. BU HOLDER ASSY 1 Tension spring (F1) 2 Tension spring (F-2) 3 Two screws (PTP2.6 × 8)

  • Page 14: Cd Board, Optical Pick-Up (Ksm-213Bfn)

    HCD-GSX75 Ver 1.1 2003.09 3-13. CD BOARD, OPTICAL PICK-UP (KSM-213BFN) 7 Optical pick-up (KSM-213BFN) 5 Wire (Flat type) (CN102) 6 CD board 1 Remove two solders. 3 Screw (P2 × 5) 2 Remove two solders. 3-14. RX-BASE PC BOARD ASSY, MECHANICAL DECK (CMAL1Z234A), CASSETTE HOLDER...

  • Page 15: Game Board, H/P Board

    HCD-GSX75 3-15. GAME BOARD, H/P BOARD Wire retainer pwb Harness Front cabinet 1 Two screws (BVTP2.6 × 8) 2 GAME board 3 Two screws (BVTP2.6 × 8) 4 Retainer H/P 5 H/P board 3-16. DISPLAY BOARD 4 Three screws (BVTP2.6 × 10)

  • Page 16: Key (2) Board, Cd Sync Button

    HCD-GSX75 3-17. KEY (2) BOARD, CD SYNC BUTTON 1 Two screws (BVTP2.6 × 8) 3 Connector (CN706) 2 KEY (2) board 5 Two screws (BVTP3 × 10) 6 CD sync button 4 Screw(BVTP3 × 10) 3-18. KEY BOARD, WIRELESS BOARD 9 Four screws (BVTP3 ×...

  • Page 17: Test Mode

    HCD-GSX75 SECTION 4 TEST MODE [Panel Test Mode] [CD Service Mode] Procedure: • This mode can run the CD sled motor optionally. Use this mode, [MENU] [DISPLAY] 1. Press three buttons of , and simulta- for instance, when cleaning the optical pick-up.

  • Page 18: Mechanical Adjustments

    HCD-GSX75 SECTION 5 SECTION 6 MECHANICAL ADJUSTMENTS ELECTRICAL ADJUSTMENTS • TAPE MECHANISM DECK SECTION DECK SECTION 0 dB = 0.775 V Precaution 1. Clean the following parts with a denatured alcohol-moistened Precaution swab: 1. Demagnetize the record/playback head with a head demagne-...
  • Page 19 HCD-GSX75 Record/Playback Head Azimuth Adjustment Adjustment Location: Record/Playback/Erase Head Procedure: 1. Mode: Playback (FWD) test tape SPK board P-4-A100 SPEAKER terminal (J357) (10 kHz, – 10 dB) L-CH, R-CH Head azimuth level meter adjustment screw – 2. Turn the adjustment screw and check output peaks. If the peaks do not match for L-CH and R-CH, turn the adjustment screw so that outputs match within 1dB of peak.
  • Page 20 HCD-GSX75 RFAC Level Check CD SECTION Connection: Note: oscilloscope 1. CD Block is basically designed to operate without adjustment. There- fore, check each item in order given. CD board 2. Use YEDS-18 disc (3-702-101-01) unless otherwise indicated. TP (RFAC) 3. Use an oscilloscope with more than 10MΩ impedance.
  • Page 21 HCD-GSX75 E-F Balance Check Checking Location: Connection: – CD BOARD (Conductor Side) – oscilloscope CD board TP (TE1) TP (DVC) – Procedure: Connect an oscilloscpe to test point TP (TE1) and TP (DVC) on the CD board. Turn the power on.

  • Page 22: Diagrams

    HCD-GSX75 SECTION 7 DIAGRAMS 7-1. Circuit Boards Location CD board AMP board D-SENSOR (OUT) board CD LED board TUNER board DISPLAY board KEY board SPK board POWER board MAIN board GAME board LOAD SW board LT MOTOR board D-SENSOR (IN) board...

  • Page 23: Block Diagrams

    HCD-GSX75 7-2. Block Diagrams – CD Section – OPTICAL PICK-UP DIGITAL SERVO BLOCK DIGITAL SIGNAL PROSESSOR RF AMP (KSM-213BFN) IC101 IC103 IC309 OPTICAL OPTICAL RF AC RFAC D OUT OUT(CD) RFDCO RFDC D/A CONV, MP3 DECODER RFDCI IC104 L-OUT INPUT/EVR...

  • Page 24: Tuner/Tape Deck Section

    HCD-GSX75 – TUNER/TAPE DECK Section – TUNER PACK TUNER L-CH INPUT/EVR FM ANT L-CH SECTION FM 75Ω (Page 25) ANT GND R-CH R-CH • R-CH is omitted due to same as L-CH. AM ANT TU-DI • Signal Path ANT GND...

  • Page 25: Input/Evr Section

    HCD-GSX75 – INPUT/EVR Section – J301 REC-L TUNER/TAPE SECTION VIDEO IN (Page 24) (MD) R-CH INPUT SELECT SWITCH, J701 GRAPHIC EQUALIZER CONTROL, R-CH GAME-L ELECTRICAL VOLUME IC301 J304 AUDIO SWOUT GAME R-CH VIDEO OUT INPUT VIDEO MID/ VOLIN1 TOUT1 VOLUME FRONT BASS &...

  • Page 26: Amp Section

    HCD-GSX75 – AMP Section – J882 PHONES DBFB INPUT/EVR SECTION POWER AMP (Page 25) J357 IC601 FRONT INPUT/EVR L-CH IN/CH1 +RE/CH2 SECTION -RE/CH2 (Page 25) – +RE/CH1 SPEAKER R-CH -RE/CH1 IN/CH2 – -PRE RY501 OVER LOAD MUTING DETECT Q517, 518...

  • Page 27: Display/Power Supply Section

    HCD-GSX75 – DISPLAY/POWER Supply Section – DISPLAY CONTROLLER IC701 KEY 1 FUNCTION KEY S751, 753 – 756 FL701 FLUORESCENT KEY 0 FUNCTION KEY INDICATOR TUBE S752, 770, 772 – 777 VP-30V GRID DRIVE Q723 - 726 FUNCTION KEY KEY 2 VF1,2 S760 –...

  • Page 28: Printed Wiring Board - Cd Section

    HCD-GSX75 Ver 1.1 2003.09 7-3. Printed Wiring Board – CD Section – • See page 22 for Circuit Boards Location. D202 D201 x C262 C208 R293 x C261 C293 (12) (12) • Semiconductor Location Ref. No. Location D201 D202 IC101...

  • Page 29: Schematic Diagram - Cd Section

    HCD-GSX75 Ver 1.1 2003.09 7-4. Schematic Diagram – CD Section – • See page 46 for IC Pin Function Description.

  • Page 30: Cd Motor/Sensor Section

    HCD-GSX75 7-5. Printed Wiring Board – CD MOTOR/SENSOR Section – • See page 22 for Circuit Boards Location. L.T MOTOR BOARD T–SENSOR BOARD MAIN BOARD M441 (Page 32) LOADING MOTOR M442 TABLE MOTOR 1-687-592- (11) MAIN BOARD (Page 32) 1-687-589- (11) D–SENSOR(OUT) BOARD...

  • Page 31: Cd Motor/Sensor Section

    HCD-GSX75 7-6. Schematic Diagram – CD MOTOR/SENSOR Section – (Page 33) (Page 33) (Page 33) (Page 33) (Page 33)

  • Page 32: Printed Wiring Board - Main Section

    HCD-GSX75 7-7. Printed Wiring Board – MAIN Section – • See page 22 for Circuit Boards Location. TAPE TAPE MECHANISM MECHANISM BOARD DECK DECK TUNER PACK (Page 36) BLOCK BLOCK (REC-PB/ERASE HEAD) (CAPSTAN MOTOR/PLUNGER) MAIN BOARD VIDEO IN (MD) VIDEO...

  • Page 33: Schematic Diagram - Main Section (1/3)

    HCD-GSX75 7-8. Schematic Diagram – MAIN Section (1/3) – R118...

  • Page 34: Schematic Diagram - Main Section (2/3)

    HCD-GSX75 7-9. Schematic Diagram – MAIN Section (2/3) – • See page 48 for IC Pin Function Description. µPC3504AHF...

  • Page 35: Schematic Diagram - Main Section (3/3)

    HCD-GSX75 7-10. Schematic Diagram – MAIN Section (3/3) –...

  • Page 36: Printed Wiring Board - Amp Section

    HCD-GSX75 7-11. Printed Wiring Board – AMP Section – • See page 22 for Circuit Boards Location. SPK BOARD SPEAKER MAIN BOARD M351 (Page 32) H/P JACK BOARD DC FAN 1-687-599- (11) AMP BOARD 1-687-603- (11) PHONES POWER BOARD (Page 42) •...

  • Page 37: Schematic Diagram - Amp Section

    HCD-GSX75 7-12. Schematic Diagram – AMP Section – 3µH 47µH 3µH...

  • Page 38: Printed Wiring Board - Display Section

    HCD-GSX75 7-13. Printed Wiring Board – DISPLAY Section – • See page 22 for Circuit Boards Location. MAIN MAIN BOARD BOARD BOARD BOARD (Page 40) (Page 32) (Page 40) (Page 32) CD LED BOARD DISPLAY BOARD 1-687-593- (11) GAME GAME BOARD...

  • Page 39: Schematic Diagram - Display Section

    HCD-GSX75 7-14. Schematic Diagram – DISPLAY Section – • See page 50 for IC Pin Function Description. 0µH...

  • Page 40: Printed Wiring Board - Key Section

    HCD-GSX75 7-15. Printed Wiring Board – KEY Section – • See page 22 for Circuit Boards Location. KEY BOARD PAUSE/START DISPLAY MENU ENTER ILLUMINATION PLAY MODE/ DIRECTION FM MODE REPEAT CLEAR ALBM – ALBM + DISC SELECT MAIN A GND B...

  • Page 41: Schematic Diagram - Key Section

    HCD-GSX75 7-16. Schematic Diagram – KEY Section –...

  • Page 42: Printed Wiring Board - Power Section

    HCD-GSX75 7-17. Printed Wiring Board – POWER Section – • See page 22 for Circuit Boards Location. POWER BOARD T901 POWER TRANSFORMER * NOT REPLACEABLE: BUILT IN TRANSFORMER MAIN BOARD (Page 32) 1-687-602- (11) BOARD AC IN (Page 36)

  • Page 43: Schematic Diagram - Power Section

    HCD-GSX75 7-18. Schematic Diagram – POWER Section –...

  • Page 44: Ic Block Diagrams

    HCD-GSX75 7-19. IC Block Diagrams • Waveforms – CD Board – – MAIN Board – – DISPLAY Board – – CD Board – IC101 t; (RFAC) IC801 qd (XOUT) IC701 id (X1) IC103 CXA2581N-T4 (CD Play Mode) RW/ROM DC OFST 3.8Vp-p...
  • Page 45 HCD-GSX75 – MAIN Board – IC101 CXD3068Q IC401 BA6780 VIN1 VIN2 FIN1 FIN2 RIN1 RIN2 IOUT VREF VREG FBIN- FBIN+ OUT2+ OUT1+ OUT2-...

  • Page 46: Ic Pin Function Description

    HCD-GSX75 7-20. IC Pin Function Description • IC104 TC94A20F-CX4 D/A Converter, MP3 Decoder (CD Board) Pin No. Pin Name Description RESET Reset input terminal “L”: reset MIMD Microcomputer interface mode selection input “H”: I2C, “L”: TSB MICS/AD0 Microcomputer interface chip select signal input...
  • Page 47 HCD-GSX75 Pin No. Pin Name Description VSSP – Ground for VCO circuit PLL phase error detection signal output VCOI VCO control voltage input VDDP – Power supply (2.5V) for VCO circuit External clock output VDDX – Power supply (2.5V) for oscillation circuit...
  • Page 48 HCD-GSX75 • IC801 M30624MGN-A16FP System Controller (MAIN Board) Pin No. Pin Name Description TABLE POS Table motor control signal output to the motor driver (IC401) LOAD POS Loading motor control signal output to the motor driver (IC401) LOAD NEG Loading motor control signal output to the motor driver (IC401)
  • Page 49 HCD-GSX75 Pin No. Pin Name Description PL-DATA Serial data output to the PROLOGIC IC (Not used) PL-CLK Serial clock ouput to the PROLOGIC IC (Not used) PL-RQ Request signal output to the PROLOGIC IC (Not used) VOL-CLK Clock output to the VOLUME IC (IC301)
  • Page 50 HCD-GSX75 • IC701 MB90M407APF-G-126-BND Display Controller (DISPLAY Board) Pin No. Pin Name Description LED16/PIP16 Grid drive signal output to the fluorescent indicator tube (FL701) 2 to 6 FIP17 to FIP21 Grid drive signal output to the fluorescent indicator tube (FL701)

  • Page 51: Exploded Views

    HCD-GSX75 SECTION 8 Ver 1.1 2003.09 EXPLODED VIEWS NOTE: • -XX, -X mean standardized parts, so they may • The mechanical parts with no reference number The components identified by mark 0 or have some differences from the original one.

  • Page 52: Front Panel Section

    HCD-GSX75 8-2. FRONT PANEL SECTION supplied FL701 supplied supplied supplied supplied supplied SW701 supplied with RV752 supplied not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 4-244-590-11 LID,CD(FRONT) 4-244-579-01 RING,PLAY 4-244-589-01 KNOB,DISC 4-244-581-11 BUTTON,REC 4-244-588-01 KNOB,VOLUME...

  • Page 53: Chassis Section

    HCD-GSX75 Ver 1.2 8-3. CHASSIS SECTION Mechanism Deck section (CDM64C-K1BD47B) F902 supplied supplied T901 supplied not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 4-231-311-02 TABLE (60) 0 F902 1-533-454-11 FUSE, GLASS TUBE (DIA. 5)

  • Page 54: Mechanism Deck Section-1 (Cdm64C-K1Bd47B)

    HCD-GSX75 Ver 1.1 2003.09 8-4. MECHANISM DECK SECTION-1 (CDM64C-K1BD47B) not supplied not supplied Base Unit Section (BU-K1BD47B) not supplied not supplied not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark * 502 4-976-474-01 HOLDER (P-T)

  • Page 55: Mechanism Deck Section-2 (Cdm64C-K1Bd47B)

    HCD-GSX75 Ver 1.1 2003.09 8-5. MECHANISM DECK SECTION-2 (CDM64C-K1BD47B) not supplied M441 M442 not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 4-216-067-01 SPRING (CLAMP), COMPRESSION 4-216-078-01 LEVER (LOADING) 3-701-441-21 WASHER A-4672-676-B CAM ASSY X-4954-587-1 HOLDER (DISC-L) ASSY 4-933-134-21 SCREW (+PTPWH M2.6X10)

  • Page 56: Base Unit Section (Bu-K1Bd47B)

    HCD-GSX75 Ver 1.1 2003.09 8-6. BASE UNIT SECTION (BU-K1BD47B) Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark A-4734-813-A CD MOUNTED PC BOARD (A) 1-824-104-11 WIRE (FLAT TYPE) (29 CORE) 0 602 A-3328-818-A DEVICE,OPTICAL (KSM-213BFN) 4-992-054-11 RUBBER, VIBRATION PROOF...

  • Page 57: Electrical Parts List

    HCD-GSX75 SECTION 9 ELECTRICAL PARTS LIST Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks NOTE: When indicating parts by reference number, • Due to standardization, replacements in the • COILS please include the board name. parts list may be different from the parts uH: µH...
  • Page 58 HCD-GSX75 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks < JUMPER RESISTOR > R251 1-216-820-11 METAL CHIP 1/10W R252 1-216-820-11 METAL CHIP 1/10W JR150 1-216-864-11 METAL CHIP 1/10W R253 1-216-841-11 METAL CHIP 1/10W JR151 1-216-864-11 METAL CHIP...
  • Page 59 HCD-GSX75 Ver 1.1 2003.09 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks A-4734-813-A CD BOARD, COMPLETE C262 1-126-916-11 ELECT 1000uF 6.3V ******************* C263 1-125-822-11 TANTAL. CHIP 10uF < CAPACITOR > C264 1-126-607-11 ELECT CHIP 47uF C265...
  • Page 60 HCD-GSX75 Ver 1.1 2003.09 DISPLAY CD LED D-SENSOR (IN) D-SENSOR (OUT) Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks R120 1-216-846-11 METAL CHIP 120K 1/10W CD LED BOARD R122 1-216-845-11 METAL CHIP 100K 1/10W ************* R123...
  • Page 61 HCD-GSX75 DISPLAY GAME Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks CN716 1-784-733-11 CONNECTOR, FFC 11P R744 1-216-845-11 METAL CHIP 100K 1/10W CN721 1-784-727-11 CONNECTOR, FFC 5P R745 1-216-833-11 METAL CHIP 1/10W R746 1-216-845-11 METAL CHIP...
  • Page 62 HCD-GSX75 KEY(2) LOAD SW MAIN Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks D759 8-719-060-44 DIODE SLR-342VRT32 (ILLUMINATION) S761 1-786-348-21 SWITCH, KEY BOARD (x) D760 8-719-060-44 DIODE SLR-342VRT32 (ILLUMINATION) S762 1-786-348-21 SWITCH, KEY BOARD (REC PAUSE/START)
  • Page 63 HCD-GSX75 MAIN Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks C113 1-136-165-00 FILM 0.1uF C450 1-162-961-11 CERAMIC CHIP 330PF C114 1-136-165-00 FILM 0.1uF C461 1-164-315-11 CERAMIC CHIP 470PF C121 1-126-963-11 ELECT 4.7uF C462 1-104-665-11 ELECT 100uF...
  • Page 64 HCD-GSX75 MAIN Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks C939 1-165-319-11 CERAMIC CHIP 0.1uF < IC > C941 1-165-319-11 CERAMIC CHIP 0.1uF C942 1-165-319-11 CERAMIC CHIP 0.1uF IC301 6-702-422-11 IC M61519FPD61G C943 1-165-319-11 CERAMIC CHIP 0.1uF...
  • Page 65 HCD-GSX75 MAIN Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks Q805 8-729-120-28 TRANSISTOR 2SC1623-L5L6 R340 1-216-797-11 METAL CHIP 1/10W Q806 8-729-049-31 TRANSISTOR 2SB710A-RTX Q931 8-729-019-00 TRANSISTOR 2SD2394-G R341 1-216-833-11 METAL CHIP 1/10W Q934 8-729-037-13 TRANSISTOR KTA1271Y...
  • Page 66 HCD-GSX75 MAIN POWER Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks R492 1-216-803-11 METAL CHIP 1/10W R838 1-216-821-11 METAL CHIP 1/10W R493 1-216-833-11 METAL CHIP 1/10W R839 1-216-833-11 METAL CHIP 1/10W R840 1-216-833-11 METAL CHIP 1/10W...
  • Page 67 HCD-GSX75 Ver 1.1 2003.09 POWER T-SENSOR Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks < LINE FILTER > MISCELLANEOUS *************** LF901 1-402-663-11 TRANSFORMER, LINE FILTER (LFT) 1-796-351-41 DECK, MECHANICAL (CMAL1Z234A) < TRANSISTOR > 1-590-218-11 WIRE (FLAT TYPE) (11 CORE)
  • Page 68 HCD-GSX75 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 2003.03...

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