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Sony HCD-VX5A Service Manual
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Sony HCD-VX5A Service Manual

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HCD-VX5A/VX5AJ/VX7A
SERVICE MANUAL
HCD-VX5A/VX5AJ/VX7A is the Amplifier,
Video CD player, Tape Deck and Tuner
section in MHC-VX5A/VX5AJ/VX7A.
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.
MICROFILM
Photo: HCD-VX7A
Model Name Using Similar Mechanism
CD Mechanism Type
CD
Section
Base Unit Name
Optical Pick-up Name
Model Name Using Similar Mechanism
Tape deck
Section
Tape Transport Mechanism Type
SPECIFICATIONS
MINI Hi-Fi COMPONENT SYSTEM
Published in Heiloo, Holland.
1/11/16
E Model
HCD-VX5A/VX7A
Tourist Model
HCD-VX5AJ
HCD-GRX50/RXD7
CDM38L-5BD34L
BU-5BD34L
KSS-213D/Q-RP
HCD-GRX50/RXD7
TCM-230AWR2
– Continued on next page –

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  • Page 1 1/11/16 HCD-VX5A/VX5AJ/VX7A SERVICE MANUAL E Model HCD-VX5A/VX7A Tourist Model HCD-VX5AJ HCD-VX5A/VX5AJ/VX7A is the Amplifier, Video CD player, Tape Deck and Tuner Photo: HCD-VX7A section in MHC-VX5A/VX5AJ/VX7A. Dolby noise reduction manufactured under license Model Name Using Similar Mechanism HCD-GRX50/RXD7 from Dolby Laboratories Licensing Corporation.

  • Page 2: Table Of Contents

    www.freeservicemanuals.info 1/11/16 TABLE OF CONTENTS SERVICING NOTES ..........3 GENERAL ..............DISASSEMBLY ............10 TEST MODE ............. 13 MECHANICAL ADJUSTMENTS ...... 16 ELECTRICAL ADJUSTMENTS DECK Section ..............16 CD Section ..............19 VIDEO Section .............. 20 DIAGRAMS 7-1. Block Diagram – CD SERVO Section – ...... 21 7-2.

  • Page 3: Servicing Notes

    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 4 www.freeservicemanuals.info 1/11/16 MODEL IDENTIFICATION – Rear Panel – PART No. MODEL PART No. VX5A : Saudi Arabia model 4-215-639-0π VX5A : Malaysia and Singapore models 4-215-639-1π VX5A : Taiwan model 4-215-639-2π VX5A : E model 4-215-639-3π VX5A : Thai model 4-215-639-4π...
  • Page 5 www.freeservicemanuals.info 1/11/16 HOW TO OPEN THE DISC TRAY WHEN POWER SWITCH TURNS’ OFF. 1 Remove the Case. 3 Pull-out the disc tray. 2 Turn the cam to the direction of arrow. NOTE FOR INSTALLATION (ROTARY ENCODER) Note:When attaching the Base unit, Insert the BU cam section A into the groove of BU cam.

  • Page 6: General

    www.freeservicemanuals.info 1/11/16 SECTION 2 GENERAL • LOCATION OF CONTROLS – Front View – !¡ !™ !£ 1 1/u button 2 (STANDBY) POWER SAVE, DEMO button 3 DISC 1 button 4 DISC 2 button 5 DISC 3 button 6 DISC SKIP, EX-CHANGE button 7 §...
  • Page 7 www.freeservicemanuals.info 1/11/16 – Front View – #∞ EFFECT button (VX7A) #∞ #§ #¶ #• #ª $º $¡$™ $£ $¢ EDIT/DIRECTION TUNER MEMORY button (VX5A/VX5AJ) #§ FILE SELECT button (VX7A) PLAY MODE, DOLBY NR button (VX5A/VX5AJ) #¶ GEQ CONTROL button (VX7A) REPEAT STEREO/MONO button $•...
  • Page 8 www.freeservicemanuals.info 1/11/16 – Rear View – 1 S VIDEO jack 2 SYSTEM SELECT switch 3 VIDEO OUT jack 4 CD DIGITAL OUT, OPTICAL connector 5 VIDEO (AUDIO) IN jack 6 MD IN jack 7 MD OUT jack 8 SUPER WOOFER jack 9 FM ANTENNA terminals 0 AM ANTENNA terminals !¡...
  • Page 9 www.freeservicemanuals.info 1/11/16 This section is extracted from instruction manual. – 9 – Published in Heiloo, Holland.

  • Page 10: Disassembly

    www.freeservicemanuals.info 1/11/16 SECTION 3 DISASSEMBLY Note: Follow the disassembly procedure in the numerical order given. COVER 6 cover 2 screw (case 3TP2) (3 × 12) 1 three screws (BVTP3 × 8) 3 two screws (case 3TP2) (3 × 8) 2 screw (case 3TP2) (3 ×...
  • Page 11 www.freeservicemanuals.info 1/11/16 FRONT PANEL SECTION 1 wire (flat type) (15 core) (32 cm) (CN303) 4 screw (BVTT3 × 10) 2 screw (BVTT3 × 6) 3 two lugs 6 front panel section 3 lug 4 screw (BVTP3 × 10) 2 screw (BVTT3 ×...
  • Page 12 www.freeservicemanuals.info 1/11/16 TAPE MECHANISM DECK SECTION (TCM-230AWR2) 3 three screws (BVTP2.6 × 8) 3 two screws (BVTP2.6 × 8) 2 Open two cassette lids. 4 tape mechanism deck section (TCM-230AWR2) 1 Push the cassette lid. 1 Push the cassette lid. MAIN BOARD 1 wire (flat type) 13 core (15 cm): EXCEPT Thai...

  • Page 13: Test Mode

    www.freeservicemanuals.info 1/11/16 SECTION 4 TEST MODE [MC Cold Reset] [CD Delivery Mode] • The cold reset clears all data including preset data stored in the • This mode moves the optical pick-up to the position durable to RAM to initial conditions. Execute this mode when returning vibration.
  • Page 14 www.freeservicemanuals.info 1/11/16 [Aging Mode] 2. Tape Deck Section This mode can be used for operation check of tape deck section. • The sequence during the aging mode is following as below. Tape deck section work in parallel. • If an error occurred, stop display that step. •...
  • Page 15 www.freeservicemanuals.info 1/11/16 [VIDEO CD Color-bars Mode] On this mode, the data of the color-bars signal as a picture signal and the 1 kHz sine wave signal as a sound signal are output by the mechanism controller (IC502) for the video CD signal check. When measurement of the voltage and waveform on the VIDEO board, perform it in this mode.

  • Page 16: Mechanical Adjustments

    www.freeservicemanuals.info 1/11/16 SECTION 5 SECTION 6 MECHANICAL ADJUSTMENTS ELECTRICAL ADJUSTMENTS Precaution DECK SECTION 0 dB = 0.775 V 1. Clean the following parts with a denatured alcohol-moistened swab: 1. Demagnetize the record/playback head with a head demagne- record/playback heads pinch rollers tizer.
  • Page 17 www.freeservicemanuals.info 1/11/16 DECK B 2. Turn the adjustment screw and check output peaks. If the peaks Tape Speed Adjustment do not match for L-CH and R-CH, turn the adjustment screw Mode: Playback so that outputs match within 1dB of peak. test tape WS-48B frequency counter...
  • Page 18 www.freeservicemanuals.info 1/11/16 Specification values: DECK B REC Bias Adjustment J101 PB level: 47.2 to 53.0 mV (– 24.3 to – 23.3 dB) Procedure: 1. Mode: Record Adjustment Location: MAIN board FUNCTION: VIDEO MAIN board – MAIN BOARD (Conductor Side) – VIDEO (AUDIO) IN jack (J101) L-CH, R-CH RV301...

  • Page 19: Cd Section

    www.freeservicemanuals.info 1/11/16 E-F Balance (1 Track Jump) Check CD SECTION VIDEO SECTION oscilloscope Note: Frequency Adjustment 1. CD Block is basically designed to operate without adjustment. There- Connection: BD board fore, check each item in order given. 2. Use YEDS-18 disc (3-702-101-01) unless otherwise indicated. TP (TE) frequency counter 3.

  • Page 20: Diagrams

    1/11/16 HCD-VX5A/VX5AJ/VX7A SECTION 7 DIAGRAMS 7-1. BLOCK DIAGRAM – CD SERVO Section – CTL2 CTL1 FILTER XTSL DIGITAL SIGNAL PROCESSOR RF AMP, IC101 (1/2) FOCUS/TRACKING ERROR AMP 53 55 52 54 XTAO CD A+5V IC103 DETECTOR MCLK CLOCK IC104 33.8MHz...

  • Page 21: Block Diagram - Audio/Video Cd Section

    1/11/16 HCD-VX5A/VX5AJ/VX7A 7-2. BLOCK DIAGRAM – AUDIO/VIDEO CD Section – DIGITAL FILTER, D/A CONVERTER IC509 MCLK 33.8MHz (Page 27) (Page 22) MPEG VIDEO/AUDIO DECODER, DIGITAL DA-DATA DATA VOUTL CD-L VIDEO SIGNAL PROCESSOR MPEG INPUT FILTER, LOW-PASS AUDIO DA-BCK LOW-PASS...

  • Page 22: Block Diagram - Tape Deck Section

    1/11/16 HCD-VX5A/VX5AJ/VX7A 7-3. 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)

  • Page 23: Block Diagram - Main Section

    1/11/16 HCD-VX5A/VX5AJ/VX7A 7-4. BLOCK DIAGRAM – MAIN Section – RV711 DIGITAL ECHO ECHO REC-L IC711 LEVEL (Page 26) J711 SPEANA MIC AMP MIC AMP (Page 29) MIC 2 IC712 (1/2) IC712 (2/2) J101 (2/2) RV712 MIC LEVEL MD OUT...

  • Page 24: Block Diagram - Display/Key Control/Power Supply Section

    1/11/16 HCD-VX5A/VX5AJ/VX7A 7-5. BLOCK DIAGRAM – DISPLAY/KEY CONTROL/POWER SUPPLY Section – (Page 28) (Page 27) FLUORESCENT INDICATOR TUBE DRIVER, BAND-PASS FILTER KEY CONTROL IC603 IC601 S LOW FREQ (BPF0) LINE BPF1 BPF2 B.P.F. BPF3 BPF4 REC IN GRID DRIVE ALL BAND (L+R) Q607 –...

  • Page 25: Note For Printed Wiring Boards And Schematic Diagrams

    www.freeservicemanuals.info 1/11/16 7-6. NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS • Circuit Boards Location VIDEO board Note on Printed Wiring Board: Note on Schematic Diagram: TRANS board • X : parts extracted from the component side. • All capacitors are in µF unless otherwise noted. pF: µµF •...

  • Page 26: Printed Wiring Board – Bd Board

    1/11/16 HCD-VX5A/VX5AJ/VX7A 7-7. PRINTED WIRING BOARD – BD Board – • See page 32 for Circuit Boards Location. (Page 42) • Semiconductor • Semiconductor Location Location (Side A) (Side B) Ref. No. Location Ref. No. Location IC104 IC101 IC102...

  • Page 27: Schematic Diagram - Bd Board

    1/11/16 HCD-VX5A/VX5AJ/VX7A 7-8. SCHEMATIC DIAGRAM – BD Board – • • See page 75 for Waveforms. See page 76 for IC Block Diagrams. (Page 37) • Voltages and waveforms are dc with respect to ground under no-signal conditions. no mark : CD STOP...

  • Page 28: Schematic Diagram - Video Board (1/2)

    1/11/16 HCD-VX5A/VX5AJ/VX7A 7-9. SCHEMATIC DIAGRAM – VIDEO Board (1/2) – • See page 43 for Waveforms. • See page 78 for IC Block Diagram. (Page 35) (Page 57) (Page 39) • Voltages and waveforms are dc with respect to ground under no-signal conditions.

  • Page 29: Schematic Diagram - Video Board (2/2)

    1/11/16 HCD-VX5A/VX5AJ/VX7A 7-10. SCHEMATIC DIAGRAM – VIDEO Board (2/2) – • See page 43 for Waveforms. (Page 38) • Voltages and waveforms are dc with respect to ground under no-signal conditions. no mark :VIDEO CD PLAY ∗ : Impossible to measure –...

  • Page 30: Printed Wiring Board - Video Board

    1/11/16 HCD-VX5A/VX5AJ/VX7A 7-11. PRINTED WIRING BOARD – VIDEO BOARD – • See page 32 for Circuit Boards Location. • Semiconductor • Semiconductor Location Location (Side A) (Side B) Ref. No. Location Ref. No. Location D301 IC501 D501 IC502 D502...
  • Page 31 www.freeservicemanuals.info 1/11/16 • Waveforms – VIDEO Board – @¡ IC509 @¢ (XT2) 1 IC501 5 (LRCK) 6 IC505 3 (CD-BCK) !¡ IC505 (£ (PGIO2/VSYNK/CSYNK) !§ Q303, 304 (Base) @§ J301 3 (COUT) 1 Vp-p 1 Vp-p 1 Vp-p 5 Vp-p 4.8 Vp-p 3.1 Vp-p 27 MHz...
  • Page 32 1/11/16 HCD-VX5A/VX5AJ/VX7A 7-12. PRINTED WIRING BOARDS – CD MOTER Section – • See page 32 for Circuit Boards Location. (Page 55) DISC TRAY SLIDE DISC TRAY TURN 1-658-577- (DISC TRAY ADDRESS DETECT) (Page 55) – 45 – – 46 –...

  • Page 33: Schematic Diagram - Cd Motor Section

    1/11/16 HCD-VX5A/VX5AJ/VX7A 7-13. SCHEMATIC DIAGRAM – CD MOTOR Section – • See page 77 for IC Block Diagrams. DISC TRAY ADDRESS DETECT DISC TRAY SLIDE CLOSE OPEN (Page 57) (DISC TRAY SLIDE) DISC TRAY TURN DISC IN DETECT DISC TRAY...

  • Page 34: Printed Wiring Board - Audio Board

    1/11/16 HCD-VX5A/VX5AJ/VX7A 7-14. PRINTED WIRING BOARD – AUDIO Board – • See page 28 for Circuit Boards Location. (Page 55) – 49 – – 50 – Published in Heiloo, Holland.

  • Page 35: Schematic Diagram - Audio Board

    1/11/16 HCD-VX5A/VX5AJ/VX7A 7-15. SCHEMATIC DIAGRAM – AUDIO Board – • See page 79 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)

  • Page 36: Printed Wiring Board - Leaf Sw Board

    1/11/16 HCD-VX5A/VX5AJ/VX7A 7-16. PRINTED WIRING BOARD – LEAF SW Board – • See page 32 for Circuit Boards Location. • Semiconductor Location DECK B DECK A Ref. No. Location Ref. No. Location PLUNGER PLUNGER D141 E-10 Q111 D-10 D191...

  • Page 37: Printed Wiring Board - Main Board

    1/11/16 HCD-VX5A/VX5AJ/VX7A 7-18. PRINTED WIRING BOARD – MAIN Board – • See page 32 for Circuit Boards Location. (Page 45) (Page 45) (Page 42) (Page 50) (Page 53) (Page 73) (Page 65) (Page 71) (Page 71) – 55 –...

  • Page 38: Schematic Diagram – Main Board (1/4)

    1/11/16 HCD-VX5A/VX5AJ/VX7A 7-19. SCHEMATIC DIAGRAM – MAIN Board (1/4) – • See page 75 for Waveforms. (Page 74) (Page 59) (Page 37) (Page 48) (Page 63) (Page 48) • Voltages are dc with respect to ground under no-signal (detuned) conditions.

  • Page 39: Schematic Diagram - Main Board (1/4)

    1/11/16 HCD-VX5A/VX5AJ/VX7A 7-20. SCHEMATIC DIAGRAM – MAIN Board (2/4) – • See page 75 for Waveforms. (Page (Page 71) (Page • Voltages are dc with respect to ground under no-signal (Page 64) (detuned) conditions. no mark : TUNER (FM/AM) The components identified by mark ! or dotted line with mark ! are critical for safety.

  • Page 40: Schematic Diagram - Main Board (2/4)

    1/11/16 HCD-VX5A/VX5AJ/VX7A 7-21. SCHEMATIC DIAGRAM – MAIN Board (3/4) – • See page 75 for Waveforms. (Page 58) (Page 59) (Page 63) (Page 71) (Page 68) (Page 63) (Page 52) (Page 54) • Voltages are dc with respect to ground under no-signal conditions.

  • Page 41: Schematic Diagram - Main Board (3/4)

    1/11/16 HCD-VX5A/VX5AJ/VX7A 7-22. SCHEMATIC DIAGRAM – MAIN Board (4/4) – • See page 75 for Waveforms. (Page 60) (Page (Page (Page • Voltages and waveforms are dc with respect to ground under no-signal (detuned) conditions. no mark : TUNER (FM/AM)

  • Page 42: Printed Wiring Board - Panel Board

    1/11/16 HCD-VX5A/VX5AJ/VX7A 7-23. PRINTED WIRING BOARD – PANEL Board – • See page 32 for Circuit Boards Location. • Semiconductor (Page 55) Location Ref. No. Location D610 D611 D612 D613 D614 D615 D616 D617 D618 D619 D620 D621 D622...

  • Page 43: Schematic Diagram - Panel Board

    1/11/16 HCD-VX5A/VX5AJ/VX7A 7-24. SCHEMATIC DIAGRAM – PANEL Board – • • See page 75 for Waveform. See page 79 for IC Block Diagrams. (Page (Page 62) • Voltages and waveforms are dc with respect to ground under no-signal (detuned) conditions.

  • Page 44: Printed Wiring Board - Cd Sw Board

    1/11/16 HCD-VX5A/VX5AJ/VX7A 7-25. PRINTED WIRING BOARD – CD SW Board – • See page 32 for Circuit Boards Location. 7-26. SCHEMATIC DIAGRAM – CD SW Board – (Page 67) (Page 66) – 69 – – 70 – Published in Heiloo, Holland.

  • Page 45: Schematic Diagram - Transformer Board

    1/11/16 HCD-VX5A/VX5AJ/VX7A 7-27. PRINTED WIRING BOARD – TRANSFORMER Board – • See page 32 for Circuit Boards Location. • Semiconductor Location Ref. No. Location D971 D972 D973 (Page 55) Q971 (Page 55) 7-28. SCHEMATIC DIAGRAM – TRANSFORMER Board –...

  • Page 46: Printed Wiring Board - Surround Board

    1/11/16 HCD-VX5A/VX5AJ/VX7A 7-29. PRINTED WIRING BOARD – SURROUND Board – 7-30. SCHEMATIC DIAGRAM – SURROUND Board – • See page 32 for Circuit Boards Location. • See page 75 for Waveform. • See page 78 for IC Block Diagrams.
  • Page 47 www.freeservicemanuals.info 1/11/16 • Waveforms – BD Board – – MAIN Board – 1 IC101 @∞ (MDP) 6 IC101 ^∞ (LRCK) 1 IC501 0 (XC-IN) 2.6 Vp-p 1.8 Vp-p 5.2 Vp-p 32.768 kHz 22.7 µ s 7.5 µ s 2 IC101 #ª (FE) (CD Play mode) 2 IC501 !∞...
  • Page 48 www.freeservicemanuals.info 1/11/16 • IC Block Diagrams – BD Board – IC101 CXD3008Q 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 DVDD2 ASYE DIGITAL ASYMMETRY CORRECTOR DIGITAL DOUT LRCK D/A DIGITAL PCMD INTERFACE DEMODULATOR...
  • Page 49 www.freeservicemanuals.info 1/11/16 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 50: Video Board

    www.freeservicemanuals.info 1/11/16 – VIDEO Board – IC509 PCM1727E-2/T2 384fs CLOCK MANAGER • DUAL PLL DGND PGND POWER SUPPLY SCKO1 SCKO2 NCKO LRCK SCKO3 AUDIO DATA INPUT DATA INTERFACE MODE CONTROL RSTB ZERO OPEN 8 TIME OVER SAMPLING DIGITAL FILTER • FUNCTION CONTROL 14 VOUTL...

  • Page 51: Audio Board

    www.freeservicemanuals.info 1/11/16 – 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...

  • Page 52: Ic Pin Function Description

    www.freeservicemanuals.info 1/11/16 7-31. IC PIN FUNCTION DESCRIPTION • MAIN BOARD IC501 M30622MA-A09FP (SYSTEM CONTROLLER) 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 53 www.freeservicemanuals.info 1/11/16 Pin No. Pin Name Description VC L+R/L–R Virtual cinema L+R/L–R selection signal output to the LV1150 (IC1201) VC BYPASS Virtual cinema bypass control signal output terminal Not used (open) Filament on/off selection signal output for the fluorescent indicator tube FL SW “L”: on, “H”: off Not used in this set...
  • Page 54 www.freeservicemanuals.info 1/11/16 Pin No. Pin Name Description 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 Line muting on/off selection signal output to the HA12215F (IC301)
  • Page 55 www.freeservicemanuals.info 1/11/16 • VIDEO BOARD IC502 M30620MC-A05FP (CD MECHANISM CONTROLLER) Pin No. Pin Name Description SENSE Internal status (SENSE) signal input from the CXD3008Q (IC101) SENSE CLK Sense serial data reading clock signal output to the CXD3008Q (IC101) DSP DATA Serial data output to the CXD3008Q (IC101) DSP LATCH Serial data latch pulse output to the CXD3008Q (IC101)
  • Page 56 www.freeservicemanuals.info 1/11/16 Pin No. Pin Name Description 42, 43 Not used (open) SHIMUKE Destination setting terminal “L”: Chinese, “H”: English (fixed at “H” in this set) Vertical synchronized signal input from the MPEG video/audio decoder (IC505) “L” active BUS XWRL Not used (open) LO.BOOST Low boost control signal output terminal Not used (open)
  • Page 57 www.freeservicemanuals.info 1/11/16 • VIDEO BOARD IC505 CL680T-D1 (MPEG VIDEO/AUDIO DECODER, VIDEO SIGNAL PROCESSOR) Pin No. Pin Name Description Not used (open) — Ground terminal CD-BCK CD decode bit clock signal (2.8224 MHz) input from the CXD3008Q (IC101) CD-DATA CD decode data input from the CXD3008Q (IC101) CD-LRCK CD decode L/R sampling clock signal (44.1 kHz) input from the CXD3008Q (IC101) CD-C2PO...
  • Page 58 www.freeservicemanuals.info 1/11/16 Pin No. Pin Name Description RREF Fix the video signal output level control VREF Reference voltage (+1.235V) output terminal AVDD-DAC — Power supply terminal (+3.3V) (for D/A converter) C-OUT Chrominance video signal output terminal AGND-DAC — Ground terminal (for D/A converter) GCK (pin `⁄‚fi) selection terminal “L”: external clock, “H”: internal clock (fixed at “H”) CLK-SEL0 DA-XCLK (pin *§) selection (1) terminal Fixed at “H”...
  • Page 59 www.freeservicemanuals.info 1/11/16 Pin No. Pin Name Description VDD3 — Power supply terminal (+3.3V) HSEL Command selection signal input from the CD mechanism controller (IC502) CDG-SDATA Not used (fixed at “L”) CDG-VFSY Not used (fixed at “L”) CDG-S0S1 Not used (fixed at “L”) 125 to 128 Not used (open) –...
  • Page 60 www.freeservicemanuals.info 1/11/16 • PANEL BOARD IC601 TMP88CS76F-6005 (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 61 www.freeservicemanuals.info 1/11/16 Pin No. Pin Name Description — 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 62: Exploded Views

    www.freeservicemanuals.info 1/11/16 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 may have some difference from the original are seldom required for routine service.
  • Page 63 (VX7A: E, EA, MY, SP) A-4419-152-A PANEL BOARD, COMPLETE 4-930-336-61 FOOT (FELT) (VX7A: E, EA, MY, SP, HK, TW) 4-962-708-71 EMBLEM (4-A), SONY A-4426-093-A PANEL BOARD, COMPLETE (VX5AJ) 4-214-775-11 SPRING, PUSH CATCHER RETURN A-4426-139-A PANEL BOARD, COMPLETE (VX5A: IA) 4-214-761-11 CATCHER (B), PUSH...
  • Page 64 www.freeservicemanuals.info 1/11/16 (3) CHASSIS SECTION CDM38L-5BD34L not supplied not supplied not supplied VX7A M501 T951 E, IA, JE E, IA, TH, JE EA, MY, SP, TW not supplied EA, MY, SP, HK, TW – 92 – Published in Heiloo, Holland.
  • Page 65 www.freeservicemanuals.info 1/11/16 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 4-215-639-71 PANEL, BACK (VX5AJ: EA) 4-965-822-01 FOOT * 102 1-672-369-11 TRANSFORMER BOARD 4-215-639-81 PANEL, BACK (VX5AJ: JE) 4-215-639-91 PANEL, BACK (VX5AJ: E) * 103 3-703-244-00 BUSHING (2104), CORD (VX5A: EA, MY, SP, 4-215-640-01 PANEL, BACK (VX7A: EA) HK, TW/VX5AJ: EA/VX7A: EA, MY, SP) 3-703-571-11 BUSHING (S) (4516), CORD...
  • Page 66 www.freeservicemanuals.info 1/11/16 (4) CD MECHANISM DECK SECITON-1 (CDM38L-5BD34L) M701 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 4-981-789-01 BRACKET (2), YOKE 4-977-941-01 BEARING (WORM) * 209 1-658-576-11 SENSOR BOARD 4-977-945-63 TRAY (TURN) 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)
  • Page 67 www.freeservicemanuals.info 1/11/16 (5) CD MECHANISM DECK SECITON-2 (CDM38L-5BD34L) supplied M801 BU-5BD34L 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)
  • Page 68 www.freeservicemanuals.info 1/11/16 (6) BASE UNIT SECTION (BU-5BD34L) 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...
  • Page 69 www.freeservicemanuals.info 1/11/16 (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...
  • Page 70 www.freeservicemanuals.info 1/11/16 (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...

  • Page 71: Electrical Parts List

    www.freeservicemanuals.info 1/11/16 SECTION 9 AUDIO ELECTRICAL PARTS LIST NOTE: • Items marked “*” are not stocked since they • Due to standardization, replacements in the The components identified by mark ! or dotted line with mark parts list may be different from the parts speci- are seldom required for routine service.

  • Page 72: Ref. No

    www.freeservicemanuals.info 1/11/16 AUDIO Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R602 1-249-409-11 CARBON 1/4W C157 1-163-009-11 CERAMIC CHIP 0.001uF R608 1-249-409-11 CARBON 1/4W C159 1-163-017-00 CERAMIC CHIP 0.0047uF 5% R609 1-249-433-11 CARBON 1/4W C161 1-163-038-00 CERAMIC CHIP 0.1uF R611 1-249-409-11 CARBON...

  • Page 73: Description Remark

    www.freeservicemanuals.info 1/11/16 CD SW CONNECTOR LEAF SW Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R157 1-216-025-00 RES, CHIP 1/10W CN702 1-785-550-11 CONNECTOR, FFC/FPC 8P R158 1-216-111-00 METAL CHIP 390K 1/10W R159 1-216-089-00 RES, CHIP 1/10W <...
  • Page 74 www.freeservicemanuals.info 1/11/16 LEAF SW MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark S1008 1-771-205-11 SWITCH, LEAF (DECK B 120/70) C172 1-162-291-31 CERAMIC 560PF S1009 1-771-205-11 SWITCH, LEAF (DECK B REC) C173 1-136-169-00 FILM 0.22uF C174 1-136-169-00 FILM 0.22uF ************************************************************...
  • Page 75 www.freeservicemanuals.info 1/11/16 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C614 1-162-306-11 CERAMIC 0.01uF < CONNECTOR > C616 1-104-665-11 ELECT 100uF CN303 1-784-776-11 CONNECTOR, FFC 15P C662 1-162-306-11 CERAMIC 0.01uF CN304 1-784-778-11 CONNECTOR, FFC 17P C664 1-104-665-11 ELECT 100uF...
  • Page 76 www.freeservicemanuals.info 1/11/16 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark D922 8-719-911-19 DIODE 1SS133T-72 Q412 8-729-900-63 TRANSISTOR BN1F4M-TP D923 8-719-911-19 DIODE 1SS133T-72 Q431 8-729-140-84 TRANSISTOR 2SC1841TP-PAFAEA D924 8-719-024-99 DIODE 11ES2-NTA2B Q432 8-729-140-82 TRANSISTOR 2SA988TP-PAFAEA D925 8-719-024-99 DIODE 11ES2-NTA2B Q433 8-729-140-84 TRANSISTOR 2SC1841TP-PAFAEA...
  • Page 77 www.freeservicemanuals.info 1/11/16 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R133 1-247-807-31 CARBON 1/4W R329 1-249-417-11 CARBON 1/4W R141 1-249-433-11 CARBON 1/4W R330 1-249-425-11 CARBON 4.7K 1/4W R142 1-249-433-11 CARBON 1/4W R143 1-249-417-11 CARBON 1/4W R331 1-249-425-11 CARBON 4.7K...
  • Page 78 www.freeservicemanuals.info 1/11/16 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R482 1-260-089-11 CARBON 1/2W R483 1-260-089-11 CARBON 1/2W R666 1-247-807-31 CARBON 1/4W R484 1-260-089-11 CARBON 1/2W R667 1-247-807-31 CARBON 1/4W R501 1-249-413-11 CARBON 1/4W R668 1-247-807-31 CARBON 1/4W R502...
  • Page 79 www.freeservicemanuals.info 1/11/16 MAIN MOTOR (SLIDE) MOTOR (TURN) PANEL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R901 1-247-843-11 CARBON 3.3K 1/4W < RESISTOR > R902 1-249-415-11 CARBON 1/4W R903 1-249-419-11 CARBON 1.5K 1/4W R801 1-249-401-11 CARBON 1/4W R904 1-249-414-11 CARBON...
  • Page 80 www.freeservicemanuals.info 1/11/16 PANEL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C618 1-126-157-11 ELECT 10uF C747 1-164-159-11 CERAMIC 0.1uF C619 1-126-157-11 ELECT 10uF < CONNECTOR > C620 1-126-163-11 ELECT 4.7uF C625 1-126-157-11 ELECT 10uF CN601 1-784-745-11 CONNECTOR, FFC 23P C627 1-162-306-11 CERAMIC 0.01uF...
  • Page 81 www.freeservicemanuals.info 1/11/16 PANEL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < TRANSISTOR > R639 1-249-413-11 CARBON 1/4W Q601 8-729-118-00 TRANSISTOR 2SB1116-TP-LK R640 1-249-414-11 CARBON 1/4W Q602 8-729-118-00 TRANSISTOR 2SB1116-TP-LK R641 1-249-415-11 CARBON 1/4W Q603 8-729-119-78 TRANSISTOR 2SC2785TP-HFE R642 1-249-417-11 CARBON 1/4W...
  • Page 82 www.freeservicemanuals.info 1/11/16 PANEL SENSOR SURROUND Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R701 1-249-429-11 CARBON 1/4W S624 1-762-875-21 SWITCH, KEYBOARD R702 1-249-429-11 CARBON 1/4W (EDIT, DIRECTION, TUNER MEMORY) (VX7A) R703 1-249-429-11 CARBON 1/4W S625 1-762-875-21 SWITCH, KEYBOARD (REC PAUSE/START) R704 1-249-429-11 CARBON 1/4W...
  • Page 83 www.freeservicemanuals.info 1/11/16 SURROUND TRANSFORMER VIDEO Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark ! F964 1-532-506-31 FUSE T6.3AL/250V C1211 1-126-964-11 ELECT 10uF C1212 1-162-306-11 CERAMIC 0.01uF < TRANSISTOR > C1213 1-126-934-11 ELECT 220uF C1214 1-136-167-00 FILM 0.15uF Q971 8-729-048-52 TRANSISTOR 2SA1932 (TP)
  • Page 84 www.freeservicemanuals.info 1/11/16 VIDEO Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C412 1-165-319-11 CERAMIC CHIP 0.1uF C413 1-124-778-00 ELECT CHIP 22uF 6.3V CT503 1-141-539-11 CAP, ADJ 10PF C452 1-165-319-11 CERAMIC CHIP 0.1uF < DIODE > C501 1-163-251-11 CERAMIC CHIP 100PF C502...
  • Page 85 www.freeservicemanuals.info 1/11/16 VIDEO Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark Q306 8-729-027-44 TRANSISTOR DTC114TKA-T146 R414 1-216-081-00 METAL CHIP 1/10W R415 1-216-081-00 METAL CHIP 1/10W Q307 8-729-024-91 TRANSISTOR 2SC2712-GL-TE85L R423 1-216-073-00 METAL CHIP 1/10W Q308 8-729-024-91 TRANSISTOR 2SC2712-GL-TE85L Q310 8-729-024-91 TRANSISTOR 2SC2712-GL-TE85L R424...
  • Page 86 1-776-042-11 WIRE (FLAT TYPE) (8 CORE) ! 301 8-820-020-02 OPTICAL PICK-UP KSS-213D/Q-NP 1-769-069-11 WIRE (FLAT TYPE) (16 CORE) HP101 A-2056-681-A DECK (A) ASSY, HEAD Sony Corporation 99E057025-1 Printed in Singapore © 1999. 5 9-928-874-11 Home Audio Company Published by Quality Assurance Dept.

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