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SERVICE MANUAL
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.
Amplifier section
US model:
AEP and UK models:
DIN power output (rated)
Continuous RMS power output (reference)
Music power output (reference)
MICROFILM
MHC-GRX9900
Photo: HCD-RXD9 (US model)
CD
Section
Tape deck
Section
SPECIFICATIONS
120 + 120 watts
(8 ohms at 1 kHz, DIN)
150 + 150 watts
(8 ohms at 1 kHz, 10% THD)
275 + 275 watts
(8 ohms at 1 kHz, 10% THD)
ARGENTINE Model
Model Name Using Similar Mechanism
CD Mechanism Type
Base Unit Name
Optical Pick-up Name
Model Name Using Similar Mechanism
Tape Transport Mechanism Type
E models:
The following measured at AC 120, 220, 240 V 50/60 Hz
DIN power output (rated)
200 + 200 watts
(6 ohms at 1 kHz, DIN)
Continuous RMS power output (reference)
250 + 250 watts
(6 ohms at 1 kHz, 10% THD)
MINI Hi-Fi COMPONENT SYSTEM
NEW
CDM38LH-5BD32L
BU-5BD32L
KSS-213D/Q-NP
NEW
TCM-230AWR2
– Continued on next page –

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   Summary of Contents for Sony MHC-GRX990

  • Page 1

    MHC-GRX9900 SERVICE MANUAL ARGENTINE Model Photo: HCD-RXD9 (US model) Dolby noise reduction manufactured under license Model Name Using Similar Mechanism from Dolby Laboratories Licensing Corporation. CD Mechanism Type CDM38LH-5BD32L “DOLBY” and the double-D symbol a are trade- marks of Dolby Laboratories Licensing Corporation. Section Base Unit Name BU-5BD32L...

  • Page 2

    LINE WITH MARK ! 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

    SECTION 1 SERVICING NOTES TABLE OF CONTENTS SERVICING NOTES SAFETY CHECK-OUT ..........3 After correcting the original service problem, perform the follow- ing safety check before releasing the set to the customer: GENERAL Check the antenna terminals, metal trim, “metallized” knobs, Location of Controls ............

  • Page 4: Diagrams

    MHC-GRX9900 SECTION 7 DIAGRAMS 7-1. BLOCK DIAGRAM – CD SERVO Section – FILTER DIGITAL SIGNAL PROCESSOR, DIGITAL FILTER, D/A CONVERTER IC101 (1/2) RF AMP, 56 53 FOCUS/TRACKING ERROR AMP IC103 DETECTOR CD D+5V PCMD LRCK INTERFACE C2PO RF EQ RFAC ASYMMETRY DIGITAL SUMMING...

  • Page 5: Block Diagram - Tape Deck Section

    MHC-GRX9900 7-2. BLOCK DIAGRAM – TAPE DECK Section – DECK PROCESS DECK A/B SELECT, PB/REC EQ AMP, DOLBY NR AMP, ALC, AMS IC301 • SIGNAL PATH : PLAYBACK (DECK A) HP101 DOLBY PASS (PLAYBACK) : PLAYBACK (DECK B) PB OUT (L) PB-L PB EQ AMP AIN (L)

  • Page 6: Block Diagram - Main Section

    MHC-GRX9900 7-3. BLOCK DIAGRAM – MAIN Section – REC-L (Page 22) MD OUT R-CH J711 MIX MIC J101 (2/2) MIC AMP MIC AMP IC712 (1/2) IC712 (2/2) R-CH SUPER RV712 WOOFER MIC LEVEL J191 D191 SUPER MUTING WOOFER Q191 BASS BOOST OUT2 F OUT2 GRAPHIC EQUALIZER...

  • Page 7: Block Diagram - Display/key Control/power Supply Section

    MHC-GRX9900 7-4. BLOCK DIAGRAM – DISPLAY/KEY CONTROL/POWER SUPPLY Section – (Page 23) (Page 23) FLUORESCENT INDICATOR TUBE DRIVER, KEY CONTROL BAND-PASS FILTER IC601 IC603 S LOW FREQ (BPF0) LINE BPF1 BPF2 B.P.F. BPF3 BPF4 GRID DRIVE REC IN ALL BAND (L+R) Q611 –...

  • Page 8: Note For Printed Wiring Boards And Schematic Diagrams

    7-5. NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS • Circuit Boards Location (In addition to this, the necessary note is printed in each block) TRANS board SUB TRANS board Note on Printed Wiring Board: Note on Schematic Diagram: (RXD9) •...

  • Page 9: Printed Wiring Board - Bd Board

    MHC-GRX9900 7-6. PRINTED WIRING BOARD – BD Board – • See page 28 for Circuit Boards Location. TP(GND) TP(VC) TP(RF) (AGCCON) TP(FE) TP(TE) (Page 43) TP(FE1) • Semiconductor • Semiconductor KSS-213D/Q-NP Location Location (Side A) (Side B) Ref. No. Location Ref.

  • Page 10: Schematic Diagram - Bd Board

    MHC-GRX9900 7-7. SCHEMATIC DIAGRAM – BD Board – • See page 65 for Waveforms. • See page 66 for IC Block Diagrams. (Page 45) • Voltages and waveforms are dc with respect to ground The components identified by mark ! or dotted under no-signal conditions.

  • Page 11: Printed Wiring Boards - Cd Motor Section

    MHC-GRX9900 7-8. PRINTED WIRING BOARDS – CD MOTOR Section – • See page 28 for IC Circuit Boards Location. (Page 43) DISC TRAY DISC TRAY SLIDE TURN 1-658-577- (DISC TRAY ADDRESS DETECT) (Page 43) – 33 – – 34 –...

  • Page 12: Schematic Diagram - Cd Motor Section

    MHC-GRX9900 7-9. SCHEMATIC DIAGRAM – CD MOTOR Section – • See page 67 for IC Block Diagrams. DISC TRAY ADDRESS DETECT DISC TRAY SLIDE CLOSE OPEN (Page 45) MTZJ-T-72 (DISC TRAY SLIDE) DISC TRAY TURN DISC TRAY DISC IN DETECT SENSOR SENSOR DISC TRAY TURN...

  • Page 13: Printed Wiring Board - Audio Board

    MHC-GRX9900 7-10. PRINTED WIRING BOARD – AUDIO Board – • See page 28 for Circuit Boards Location. (Page 43) – 37 – – 38 –...

  • Page 14: Schematic Diagram - Audio Board

    HCD-GRX9900 7-11. SCHEMATIC DIAGRAM – AUDIO Board – • See page 68 for IC Block Diagram. PB EQ AMP (PLAYBACK) (DECK A) PB LEVEL (L) (DECK A) PB LEVEL (R) (DECK A) PB EQ AMP (DECK B) PB LEVEL (L) (DECK B) PB LEVEL (R) (DECK B)

  • Page 15: Printed Wiring Board - Leaf Sw Board

    MHC-GRX9900 7-12. PRINTED WIRING BOARD – LEAF SW Board – • See page 28 for Circuit Boards Location. • Semiconductor Location DECK B DECK A PLUNGER PLUNGER Ref. No. Location Ref. No. Location Q113 D141 E-10 D191 E-12 Q161 (DECK B PLAY) D331 Q162 Q163...

  • Page 16: Printed Wiring Board - Main Board

    7-14. PRINTED WIRING BOARD – MAIN Board – • See page 28 for Circuit Boards Location. MHC-GRX9900 (Page 30) (Page 33) (Page 33) (Page 38) (Page 41) (Page 53) (Page 61) (GRX9900) (RXD9) (Page 63) (Page 61) – 43 – –...

  • Page 17: Schematic Diagram - Main Board (1/4)

    • Voltages and waveforms are dc with respect to ground MHC-GRX9900 under no-signal (detuned) conditions. no mark : TUNER (FM/AM) ) : CD PLAY 7-15. SCHEMATIC DIAGRAM – MAIN Board (1/4) – (Page (Page 31) (Page 36) (Page (Page 36) (Page 50) –...

  • Page 18: Schematic Diagram - Main Board (2/4)

    MHC-GRX990 7-16. SCHEMATIC DIAGRAM – MAIN Board (2/4) – (Page (Page 61) (Page (Page 52) The components identified by mark ! or dotted • Voltages are dc with respect to ground under no-signal line with mark ! are critical for safety.

  • Page 19: Schematic Diagram - Main Board (3/4)

    MHC-GRX9900 7-17. SCHEMATIC DIAGRAM – MAIN Board (3/4) – (Page 46) (Page 47) (Page 51) (Page 62) (Page 64) (Page 58) (Page 51) (Page 40) (Page 42) • Voltages are dc with respect to ground under no- signal (detuned) conditions. no mark : TUNER (FM/AM) ) : CD PLAY } : TAPE PLAYBACK (DECK A)

  • Page 20: Schematic Diagram - Main Board (4/4)

    • Voltages and waveforms are dc with respect to ground MHC-GRX9900 under no-signal (detuned) conditions. no mark : TUNER (FM/AM) ) : CD PLAY } : TAPE PLAYBACK (DECK A) ] : TAPE PLAYBACK (DECK B) 〈〈 〉〉 : RECOARD 7-18.

  • Page 21: Printed Wiring Board – Panel/cd Sw Board

    MHC-GRX9900 7-19. PRINTED WIRING BOARDS – PANEL/CD SW Board – • See page 28 for Circuit Boards Location. • Semiconductor Location Ref. No. Location D601 D608 D609 D611 D612 D613 (Page 43) D614 D615 D619 D620 D621 D622 D623 D624 D625 D626 D631...

  • Page 22: Schematic Diagram - Panel (1/3)/cd Sw Board

    MHC-GRX9900 7-20. SCHEMATIC DIAGRAM – PANEL (1/3)/CD SW Board– • See page 68 for IC Block Diagrams. • Voltages and waveforms are dc with respect to ground under no-signal (detuned) conditions. (Page 59) (Page 59) (Page 57) no mark : TUNER (FM/AM) –...

  • Page 23: Schematic Diagram - Panel (2/3) Board

    MHC-GRX9900 7-21. SCHEMATIC DIAGRAM – PANEL (2/3) Board– • See page 65 for waveform. (Page 50) (Page 56) (Page 59) (Page 60) • Voltages and waveforms are dc with respect to ground under no-signal (detuned) conditions. no mark : TUNER (FM/AM) –...

  • Page 24: Schematic Diagram - Panel (3/3) Board

    MHC-GRX9900 7-22. SCHEMATIC DIAGRAM – PANEL (3/3) Board– • See page 68 for IC Block Diagrams. (Page 57) (Page 58) (Page 55) (Page 55) • Voltages and waveforms are dc with respect to ground under no-signal (detuned) conditions. no mark : TUNER (FM/AM) –...

  • Page 25: Printed Wiring Board - Trans Board

    MHC-GRX9900 7-24. SCHEMATIC DIAGRAM – TRANS Board – 7-23. PRINTED WIRING BOARD – TRANS Board – • See page 28 for Circuit Boards Location. (Page 63) (Page 48) (Page 64) (Page 50) • Voltages are dc with respect to ground under no-signal (detuned) conditions.

  • Page 26: Printed Wiring Board - Sub Trans Board (rxd9)

    MHC-GRX9900 7-25. PRINTED WIRING BOARD – SUB TRANS Board (RXD9) – 7-26. SCHEMATIC DIAGRAM – SUB TRANS Board (RXD9) – • See page 28 for Circuit Boards Location. (Page 62) (Page (Page 61) • Voltages are dc with respect to ground under no-signal (detuned) conditions.

  • Page 27

    • Waveforms • IC Block Diagrams – BD Board – – MAIN Board – – BD Board – IC101 CXD2587Q 1 IC101 ^¶ (XTAO) 5 IC101 @§ (MDP) 1 IC501 0 (XC-IN) 2.5 Vp-p 1.8 Vp-p ERROR 3.1 Vp-p DIGITAL CORRECTOR DIGITAL ASYMMETRY...

  • Page 28

    IC103 CXA2568M-T6 HOLD APC PD AMP LC/PD APC LD AMP – LD ON – – – HOLD SW AGC CONT AGC VTH 50µA RF BOT – – – – RFTC RF SUMMING AMP RF EQ AMP RF I RF O –...

  • Page 29: Audio Board

    – AUDIO Board – IC602 µPC1330HA INVERTER COMPARATER SW P1 CONT GND SW P2 GND SW R1 GND SW R2 – PANEL Board – IC603 BA3830F IC604 NJU3716M-T2 RESET RESET 18 17 16 15 14 13 REFERENCE CURRENT REFERENCE CURRENT CONTROL LINE NF CIRCUIT...

  • Page 30: Ic Pin Function Description

    7-27. IC PIN FUNCTION DESCRIPTION • MAIN BOARD IC501 M30622MA-A07FP (SYSTEM CONTROLLER (CD MECHANISM CONTROL)) Pin No. Pin Name Description STK-MUTE Power amplifier on/off selection signal output terminal “L”: standby mode, “H”: on Power on/off control signal output for the audio system (+5V) and deck, panel, audio system POWER (+7V) “L”: standby mode, “H”: power on F-RELAY...

  • Page 31

    Pin No. Pin Name Description STBY LED LED drive signal output of the I/u indicator (D804) “H”: LED on (standby mode) VC L+R/L–R Virtual cinema L+R/L–R selection signal output terminal Not used (open) VC BYPASS Virtual cinema bypass control signal output terminal Not used (open) Filament on/off selection signal output for the fluorescent indicator tube (FL601) FL SW “L”: on, “H”: off...

  • Page 32

    Pin No. Pin Name Description CAPM-CNT2 Capstan motor (M1) drive signal output terminal “H” active *3 CAPM-CNT1 Capstan motor (M1) drive signal output terminal “H” active *3 High/normal speed selection signal output of the capstan motor (M1) CAP-M-H/L “L”: normal speed, “H”: high speed Whether a music is present or not from HA12215F (IC301) is detected at automatic music sensor AMS-IN “L”: music is present, “H”: music is not present...

  • Page 33

    • PANEL BOARD IC601 TMP88CS76F-6004 (FLUORESCENT INDICATOR TUBE DRIVER, KEY CONTROL) Pin No. Pin Name Description SIRCS Remote control signal input from the remote control receiver (IC602) JOG-A Jog dial pulse input from the rotary encoder (S601 JOG) (A phase input) LED SCK Serial data transfer clock signal output to the LED driver (IC604) LED LAT...

  • Page 34

    Pin No. Pin Name Description — Power supply terminal (–30V) (for fluorescent indicator tube drive) — Power supply terminal (+5V) System clock input terminal (12.5 MHz) — Ground terminal XOUT System clock output terminal (12.5 MHz) System reset signal input from the reset signal generator (IC502) “L”: reset RESET For several hundreds msec.

  • Page 35: Exploded Views

    SECTION 8 EXPLODED VIEWS NOTE: • -XX and -X mean standardized parts, so they • Items marked “*” are not stocked since they The components identified by mark ! or dotted line with mark are seldom required for routine service. Some may have some difference from the original ! are critical for safety.

  • Page 36

    4-951-620-01 SCREW (2.6X8), +BVTP A-4417-663-A CD SW BOARD, COMPLETE 4-930-336-82 FOOT (FELT) 1-773-188-11 WIRE (FLAT TYPE) (23 CORE) 4-214-385-11 KNOB (MIC) (SILVER) 4-962-708-71 EMBLEM (4-A), SONY Y-8373-046-A PANEL BOARD, COMPLETE 4-214-775-13 SPRING, PUSH CATCHER RETURN 4-214-761-11 CATCHER (B), PUSH 4-214-760-11 CATCHER (A), PUSH...

  • Page 37

    (3) CHASSIS SECTION CDM38LH-5BD32L not supplied supplied M501 T951 supplied – 76 –...

  • Page 38

    Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark * 101 1-672-474-11 TRANS BOARD 1-773-043-11 WIRE (FLAT TYPE) (17 CORE) 1-773-024-11 WIRE (FLAT TYPE) (15 CORE) 1-233-544-14 TUNER PACK (FM/AM) Y-8373-048-A MAIN BOARD, COMPLETE (GRX9900: AR) 1-773-122-11 WIRE (FLAT TYPE) (19 CORE) 1-769-977-11 WIRE (FLAT TYPE) (13 CORE) (GRX9900: AR 3-004-269-01 BUSHING (FBS001), CORD...

  • Page 39

    (4) CD MECHANISM DECK SECITON-1 (CDM38LH-5BD32L) M701 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 4-981-789-21 BRACKET (2), YOKE 4-977-941-01 BEARING (WORM) 4-977-945-63 TRAY (TURN) * 209 1-658-576-11 SENSOR BOARD X-4946-665-1 SHAFT ASSY, WORM 4-934-376-01 SHAFT (ROLLER) 4-977-943-01 BELT (TURN) (1.2) 4-981-187-01 COLLAR (WORM) 4-977-956-01 WHEEL, WORM...

  • Page 40

    (5) CD MECHANISM DECK SECITON-2 (CDM38LH-5BD32L) supplied M801 BU-5BD32L S811 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 4-981-789-11 BRACKET (2), YOKE * 262 1-658-578-11 MOTOR (SLIDE) BOARD 4-977-954-01 PULLEY (SL) 4-982-447-01 SPRING (BU), COMPRESSION 4-977-953-01 GEAR (SL-A) 4-951-620-41 SCREW (2.6), +BVTP 4-977-955-01 GEAR (SL-B) X-4949-570-1 HOLDER (BU) ASSY...

  • Page 41

    (6) BASE UNIT SECTION (BU-5BD32L) M101 M102 The components identified by mark ! or dotted line with mark ! are critical for safety. Replace only with part number specified. Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark ! 301 8-820-020-02 OPTICAL PICK-UP KSS-213D/Q-NP...

  • Page 42

    (7) TAPE MECHANISM DECK SECTION-1 (TCM-230AWR2) HP101 HRPE101 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-376-464-11 SCREW (+PTT 2.6X6), GROUND POINT * 409 A-2007-731-A AUDIO BOARD, COMPLETE 3-036-914-01 RIVET 3-032-809-02 SPRING (L), TORSION 3-016-574-11 SPRING (HEAD), TENSION 3-016-572-01 LEVER (EJECT PREVENTION L) X-3374-156-4 PINCH LEVER (REV) ASSY 3-032-810-02 SPRING (R), TORSION...

  • Page 43

    (8) TAPE MECHANISM DECK SECTION-2 (TCM-230AWR2) Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark * 451 X-3374-214-3 CHASSIS ASSY, MAIN A-2004-629-A MECHANICAL BLOCK ASSY 3-016-570-01 BELT (CAPSTAN) 3-016-566-01 SLIDER, REVERSE 3-016-569-01 BELT (TENSION) * 461 A-2007-732-A LEAF SW BOARD, COMPLETE 3-017-360-01 BRACKET (MOTOR) 3-016-575-11 SPRING, TORSION X-3376-497-1 FLYWHEEL (FWD) ASSY...

  • Page 44: Electrical Parts List

    SECTION 9 AUDIO ELECTRICAL PARTS LIST NOTE: • Due to standardization, replacements in the • Items marked “*” are not stocked since they The components identified by mark ! or dotted line with mark are seldom required for routine service. parts list may be different from the parts speci- ! are critical for safety.

  • Page 45

    AUDIO Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R602 1-249-409-11 CARBON 1/4W C143 1-163-038-00 CERAMIC CHIP 0.1uF R608 1-249-409-11 CARBON 1/4W C151 1-163-235-11 CERAMIC CHIP 22PF R609 1-249-433-11 CARBON 1/4W C153 1-163-038-00 CERAMIC CHIP 0.1uF R611 1-249-409-11 CARBON 1/4W...

  • Page 46

    CD SW CONNECTOR LEAF SW Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R148 1-216-001-00 METAL CHIP 1/10W S807 1-762-875-21 SWITCH, KEYBOARD (§) R149 1-216-001-00 METAL CHIP 1/10W ************************************************************ R158 1-216-111-00 METAL CHIP 390K 1/10W 1-658-575-11 CONNECTOR BOARD R159 1-216-101-00 METAL CHIP 150K...

  • Page 47

    LEAF SW MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < SWITCH > C175 1-126-964-11 ELECT 10uF S1001 1-570-953-11 SWITCH, PUSH (1 KEY) (DECK A PLAY) C176 1-136-495-11 FILM 0.068uF S1002 1-570-953-11 SWITCH, PUSH (1 KEY) (DECK B PLAY) C177 1-136-153-00 FILM 0.01uF...

  • Page 48

    MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C451 1-136-165-00 FILM 0.1uF C452 1-136-165-00 FILM 0.1uF C891 1-127-811-11 ELECT 3300uF C453 1-162-300-21 CERAMIC 0.1uF C454 1-162-300-21 CERAMIC 0.1uF C892 1-127-815-11 ELECT 3300uF 100V C501 1-126-964-11 ELECT 10uF C502 1-164-159-21 CERAMIC...

  • Page 49

    MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark IC901 8-759-604-86 IC M5F7807L IC902 8-759-604-29 IC M5F7805L D335 8-719-991-33 DIODE 1SS133T-77 D401 8-719-991-33 DIODE 1SS133T-77 D403 8-719-991-33 DIODE 1SS133T-77 IC903 8-759-088-08 IC UPC7812AHF D405 8-719-025-01 DIODE 1ES2-NTA1B D406 8-719-025-01 DIODE 1ES2-NTA1B...

  • Page 50

    MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark Q508 8-729-029-41 TRANSISTOR DTA124ESA-TP R161 1-249-421-11 CARBON 2.2K 1/4W Q509 8-729-029-41 TRANSISTOR DTA124ESA-TP Q801 8-729-140-84 TRANSISTOR 2SC1841-PAFAEA Q803 8-729-140-82 TRANSISTOR 2SA988-PAFAEA R162 1-247-895-91 CARBON 470K 1/4W Q804 8-729-140-84 TRANSISTOR 2SC1841-PAFAEA R163 1-247-894-11 CARBON...

  • Page 51

    MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R335 1-249-421-11 CARBON 2.2K 1/4W R451 1-260-076-11 CARBON 1/2W R336 1-249-437-11 CARBON 1/4W R337 1-249-417-11 CARBON 1/4W R452 1-260-076-11 CARBON 1/2W R338 1-249-411-11 CARBON 1/4W R471 1-260-091-11 CARBON 1/2W R339 1-249-437-11 CARBON...

  • Page 52

    MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R550 1-247-843-11 CARBON 3.3K 1/4W R551 1-249-429-11 CARBON 1/4W R567 1-247-807-31 CARBON 1/4W R803 1-249-412-11 CARBON 1/4W R568 1-249-429-11 CARBON 1/4W R569 1-249-429-11 CARBON 1/4W R570 1-249-429-11 CARBON 1/4W R571 1-249-429-11 CARBON...

  • Page 53

    MAIN MOTOR (SLIDE) MOTOR (TURN) PANEL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R904 1-249-414-11 CARBON 1/4W ************************************************************ R905 1-249-425-11 CARBON 4.7K 1/4W R906 1-247-843-11 CARBON 3.3K 1/4W 1-658-577-11 MOTOR (TURN) BOARD R907 1-249-415-11 CARBON 1/4W ******************* R908...

  • Page 54

    PANEL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C634 1-163-031-11 CERAMIC CHIP 0.01uF D608 8-719-074-27 LED SELUIE10CXM-LC (ILLUMINATION) D609 8-719-074-24 LED SELUD10CXM-LC (ILLUMINATION) D611 8-719-071-41 LED SELS5923C-TP15 (SYNC EQ) D612 8-719-071-44 LED SELS5223C-TP15 (EFFECT) D613 8-719-071-41 LED SELS5923C-TP15 (SYNC BASS L) C703 1-163-038-00 CERAMIC CHIP...

  • Page 55

    PANEL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark JR514 1-216-296-00 SHORT R634 1-216-073-00 METAL CHIP 1/10W JR515 1-216-296-00 SHORT R635 1-216-077-00 METAL CHIP 1/10W JR516 1-216-295-00 SHORT R636 1-216-073-00 METAL CHIP 1/10W R637 1-216-035-00 METAL CHIP 1/10W JR517 1-216-296-00 SHORT...

  • Page 56

    PANEL SENSOR Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark S602 1-467-869-12 ENCODER, ROTARY (VOLUME) S611 1-762-875-21 SWITCH, KEYBOARD (SYNC BASE) S612 1-762-875-21 SWITCH, KEYBOARD (SYNC EQ) S613 1-762-875-21 SWITCH, KEYBOARD (KARAOKE PON/MIX) S614 1-762-875-21 SWITCH, KEYBOARD (NON-STOP) S615 1-762-875-21 SWITCH, KEYBOARD (SURROUND) S616...

  • Page 57

    SENSOR SUB TRANS TRANS Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R702 1-249-407-11 CARBON 1/4W ************************************************************ ************************************************************ 1-672-474-11 TRANS BOARD ************ 1-533-233-21 HOLDER, FUSE < CAPACITOR > C901 1-101-004-00 CERAMIC 0.01uF C971 1-117-542-91 ELECT 100uF 100V C972 1-117-534-91 ELECT...

  • Page 58

    TRANS Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < RESISTOR > 1-693-544-14 TUNER PACK (FM/AM) ! R951 1-219-120-11 FUSIBLE 0.15 1/4W F 1-769-977-11 WIRE (FLAT TYPE) (13 CORE) * 257 1-452-925-21 MAGNET ASSY ! R952 1-219-120-11 FUSIBLE 0.15 1/4W F...

  • Page 59

    MHC-GRX9900 Ref. No. Part No. Description Remark Sony Corporation 99D0582-1 Home Audio Company Printed in Japan © 1999. 4 9-928-866-12 – 98 – Published by Quality Assurance Dept.

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