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Sony HCD-VX3A Service Manual
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Sony HCD-VX3A Service Manual

Sony HCD-VX3A Service Manual

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SERVICE MANUAL
HCD-VX3A is the Amplifier, CD player,
Tape Deck and Tuner section in MHC-VX3.
Manufactured under license from Dolby Laboratories
Licensing Corporation.
"DOLBY" and the double-D symbol a are trademarks
of Dolby Laboratories Licensing Corporation.
Amplifier section
The following measured at AC 110, 220 V 50/60 Hz
DIN power output (rated)
60+60 W
(6 Ω at 1 kHz, DIN)
Continuous RMS power output (reference)
80+80 W
(6 Ω at 1 kHz, 10 % THD)
The following measured at AC 120, 240 V 50/60 Hz
DIN power output (rated)
70 + 70 W
(6 Ω at 1 kHz, DIN)
Continuous RMS power output (reference)
100+100 W
(6 Ω at 1 kHz, 10 % THD)
Inputs
MD/VIDEO (AUDIO) IN: voltage 450 mV/250 mV,
(phono jacks)
impedance 47 kΩ
MIX MIC:
sensitivity 1 mV,
(phono jack)
impedance 10 kΩ
Outputs
MD/VIDEO (AUDIO) OUT:
(phono jacks)
voltage 250 mV
impedance 1 kΩ
accepts headphones of 8 Ω or more
PHONES:
(stereo mini jack)
accepts impedance of 6 to 16 Ω
SPEAKER:
SUPER WOOFER:
voltage 1 V, impedance 1 kΩ
VIDEO CD/CD player section
System
Compact disc, digital audio and
video system
Laser
Semiconductor laser
(λ=780nm)
Emission duration: continuous
MICROFILM
HCD-VX3A
Model Name Using Similar Mechanism HCD-VX5A/VX5AJ/VX7A
CD
CD Mechanism Type
Section
Base Unit Name
Optical Pick-up Name
Tape deck Model Name Using Similar Mechanism HCD-GRX30
Section
Tape Transport Mechanism Type
SPECIFICATIONS
Laser output
Frequency response
Wavelength
Signal-to-noise ratio
Dynamic range
Video color system format NTSC, PAL
CD OPTICAL DIGITAL OUT
(Square optical connector jack, rear panel)
Wavelength
Output Level
Tape player section
Recording system
Frequency response
(DOLBY NR OFF)
Wow and flutter
MINI Hi-Fi COMPONENT SYSTEM
E Model
Tourist Model
CDM38L-5BD34L
BU-5BD34L
KSS-213D/Q-RP
TCM-230AWR2/230PWR2
Max. 44.6 µW*
*This output is the value measured at a distance
of 200 mm from the objective lens surface on the
Optical Pick-up Block with 7 mm aperture.
2 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 (±3 dB),
using Sony TYPE I casette
40-14,000 Hz (±3 dB),
using Sony TYPE II casette
±0.15 % W.Peak (IEC)
0.1 % W.RMS (NAB)
±0.2 % W.Peak (DIN)
— Continued on next page —

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  • Page 1 HCD-VX3A SERVICE MANUAL E Model Tourist Model HCD-VX3A is the Amplifier, CD player, Tape Deck and Tuner section in MHC-VX3. Manufactured under license from Dolby Laboratories Model Name Using Similar Mechanism HCD-VX5A/VX5AJ/VX7A Licensing Corporation. CD Mechanism Type CDM38L-5BD34L “DOLBY” and the double-D symbol a are trademarks...
  • Page 2 COMPONENTS IDENTIFIED BY MARK ! OR DOTTED 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 PUBLISHED BY SONY.

  • Page 3: Table Of Contents

    SAFETY CHECK-OUT TABLE OF CONTENTS SERVICING NOTES ··················································· 4 After correcting the original service problem, perform the following safety checks before releasing the set to the GENERAL ······································································ 5 customer. DISASSEMBLY Check the area of your repair for unsoldered or poorly-soldered 3-1.

  • Page 4: Servicing Notes

    SECTION 1 SERVICING NOTES 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 th e BU cam section A into the groove of BU cam.

  • Page 5: General

    SECTION 2 GENERAL 1 I/u button 2 (STANDBY)/DEMO button 3 DISC 1 button @ª 4 DISC 2 button @• 5 DISC 3 button @¶ 6 DISC SKIP/EX-CHANGE button !¡ @§ 7 § button 8 ( (TAPE B) button 9 p button 0 ^ (CD) button !¡...
  • Page 6 #º #¡ #™ #£ #º SELECT button #¡ RETURN button #™ PREV button #£ NEXT button #¢ FILE SELECT button $¶ #¢ #∞ KARAOKE PON/MPX buitton $§ #∞ #§ CD NON-STOP button #¶ SURROUND/CINEMA SPACE button #• DBFB button $∞ #§...

  • Page 7: Disassembly

    SECTION 3 DISASSEMBLY Note : Follow the disassembly procedure in the numerical order given. 3-1. CASE 6 Case 2 Screw (CASE3 TP2) (3 × 12) 1 Three screws (BVTP3 × 10) 3 Two screws (CASE3 TP2) (3 × 8) 2 Screw (CASE3 TP2) (3 ×...

  • Page 8: Tape Mechanism Deck Section

    3-3. TAPE MECHANISM DECK SECTION (TCM-230AWR2/230PWR2) 3 Three screws (BVTP2.6 × 8) 4 Two screws (BVTP2.6 × 8) 2 Open the cassette lids. 5 Tape mechanism deck section (TCM-230AWR2/230PWR2) 1 Push the cassette lids. 3-4. CD MECHANISM DECK SECTION (CDM38L-5BD34L) 3 Two screws (BVTP3 ×...

  • Page 9: Main Board

    3-5. MAIN BOARD 3 Four screws (BVTP3 × 10) 2 Wire (flat type) (15 core) (14 cm) (CN371) 1 Connector (CN21) 5 MAIN board 4 Two screws (BVTP3 × 8)

  • Page 10: Test Mode

    SECTION 4 TEST MODE [MC Cold Reset] [Change-over of MW Tuner Step between 9 kHz and 10 kHz] • The cold reset clears all data including preset data stored in the RAM to initial conditions. Execute this mode when returning •...
  • Page 11 [AMS Test Mode] • This mode is used for checking the AMS operations of the tape deck. 7-819-039-12 Alignment tape, AMS-110A Procedure: Press the 1/u button to turn the unit ON. Set the tape (AMS-110A). Press the three buttons p , ENTER/NEXT , and DISC 3 button simultaneously. “TEST MODE”...
  • Page 12 [VIDEO CD COLOR-BARS MODE] On this mode, the data of the color-bars signal as a picture signal and the 1kHz sine wave signal as a sound signal are output by the mechanism control microcomputer (IC502) for video CD signal check. When measurement of the voltage and waveform on the VIDEO board, perform it in this mode.

  • Page 13: Mechanical Adjustments

    SECTION 5 SECTION 6 ELECTRICAL ADJUSTMENTS MECHANICAL 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 record/playback heads pinch rollers demagnetizer. erase head rubber belts 2.
  • Page 14 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 Note: Start the Tape Speed adjustment as below after setting to the test so that outputs match within 1dB of peak.
  • Page 15 DECK B REC Bias Adjustment 4. Mode: Record Procedure: INTRODUCTION MD/VIDEO (AUDIO) IN When set to the test mode performed in Tape Speed Adjustment, 315 Hz, 50 mV (–23.8 dB) AF OSC when the tape is rewound after recording, the “REC memory mode” blank tape 600 Ω...

  • Page 16: Cd Section

    Note: Clear RF signal waveform means that the shape “◊” can be CD SECTION clearly distinguished at the center of the waveform. Note: RF signal waveform CD Block is basically constructed to operate without adjustment. Therefore, check each item in order given. VOLT/DIV : 200mV Use YEDS-18 disc (3-702-101-01) unless otherwise indicated.

  • Page 17: Video Section

    Adjustment Location : [ BD BOARD ] — SIDE B — (RF) (VC) (TE) (FE) (AGCCON) (IOP) VIDEO SECTION Frequency adjustment frequency counter Connect the frequency counter to check point of the VIDEO VIDEO board board. (27 MHz) Adjust CT503 of the VIDEO board so that the frequency –...
  • Page 18 SECTION 7 DIAGRAMS 7-1. CIRCUIT BOARD LOCATION AC SEC board ST-BY board VIDEO board CD SW board TUNER UNIT MAIN board PANEL board SENSOR board MOTOR (TURN) board CONNECTOR board BD board MOTOR (SLIDE) board AUDIO board LEAF SW board...

  • Page 19: Block Diagrams

    HCD-VX3A 7-2. BLOCK DIAGRAMS CD SECTION OPTICAL PICK-UP BLOCK (KSS-213D/Q-RP) DIGITAL SERVO DIGITAL SIGNAL PRCESSOR IC381 DETECTOR RF AMP IC101 CD DIGITAL IC103 D OUT DIGITAL DOUT ERROR OPTICAL CORRECTOR RF AC PCM-D RF EQ ADATA SUMMING REGISTER DEMODULATOR BCLK...
  • Page 20 HCD-VX3A VIDEO SECTION D-RAM IC507 IC506 16-19•22-26 2-5•7-10•31-34•36-39 13-15•17-21 25•4•28•29•3•2•30 12-5•27•26•23 13 14 28 29 38 42 10-15•17•19•21•23-29 58-56•54•52-50•48•46-44 LEVEL SHIFT OUTPUT AMP IC501 IC401 J302 BUFFER TRAP ADATA CD-DATA Y-OUT MIX AMP MUTE Q301 Q302,306,307 VIDEO OUT Q308,310 Q454...

  • Page 21: Tape Deck Section

    HCD-VX3A TAPE DECK SECTION DECK PROCESSOR DECK A/B SELECT,PB/REC EQ AMP • RCH is omitted DOLBY NR AMP,ALC,AMS • Signal Path IC301 : PLAYBACK (DECK A) REC-L R IN (L) ALC (L) : PLAYBACK (DECK B) MAIN DOLBY NR SECTION...

  • Page 22: Main Section

    HCD-VX3A MAIN SECTION SPEANA TAPE DECK SECTION DISPLAY (Page 21) SECTION (Page 23) J101 (2/2) J711 MIC1 RV712 VIDEO/MD MIC VOL R-CH (REC OUT) MIC AMP MIC AMP J191 IC712(1/2) IC712(2/2) SUPER WOOFER MUTE Q191 GRAPHIC EQUALIZER CONTROL, ELECTRICAL VOLUME...
  • Page 23 HCD-VX3A DIPLAY/KEY/POWER SECTION FLUORESCENT INDICATOR TUBE DRIVE LED DRIVE,KEY CONTROL FLUORESCENT INDICATOR TUBE IC601 FLC601 DATA D831 C.DATA MAIN SECTION C.CLK (Page 22) F1 F1 CD D+5V SWITCH REGULATOR ANODE 0 CD A+5V Q911,912 IC904 ANODE 23 EXCEPT TH MODEL...
  • Page 24 HCD-VX3A Waveforms THIS NOTE IS COMMON FOR PRINTED WIRING VIDEO SECTION PANEL SECTION CD SECTION BOARDS AND SCHEMATIC DIAGRAMS. (In addition to this, the necessary note is printed in each block.) 4Vp-p 1.3Vp-p 5.8Vp-p For schematic diagrams. Note: 10MHz 27MHz •...

  • Page 25: Printed Wiring Board Main Section

    HCD-VX3A 7-3. PRINTED WIRING BOARD MAIN SECTION • Refer to page 18 for Circuit Boards Location. • Semiconductor Location Ref. No. Location Ref. No. Location D141 F-11 Q111 E-11 D191 G-10 Q112 E-11 D331 Q113 G-11 Q161 E-11 D333 D334...

  • Page 26: Schematic Diagram Main Section (1/4)

    HCD-VX3A 7-4. SCHEMATIC DIAGRAM MAIN SECTION (1/4) • Refer to page 25 for Printed Wiring Board. MICON INTER FACE SUPER WOOFER 2.7k 5.6k 5.6k 2.7k NOTE • Voltages and waveforms are dc with respect to ground under no-signal conditions. no mark : FM...

  • Page 27: Schematic Diagram Main Section (2/4)

    HCD-VX3A 7-5. SCHEMATIC DIAGRAM MAIN SECTION (2/4) • Refer to page 25 for Printed Wiring Board. (Page 26) (Page 29) (Page 35) NOTE • Voltages and waveforms are dc with respect to ground under no-signal conditions. (Page 40) no mark : FM...

  • Page 28: Schematic Diagram Main Section (3/4)

    HCD-VX3A 7-6. SCHEMATIC DIAGRAM MAIN SECTION (3/4) • Refer to page 25 for Printed Wiring Board. 47uF 63V 1.5k 4.7uF 1.5k 0.01uF 47uF 63V 0.01uF 1/4W 1.5k (Page 26) Q803,804,865 MUTE SWITCH (Page 29) NOTE • Voltages and waveforms are dc with respect (Page 29) to ground under no-signal conditions.

  • Page 29: Schematic Diagram Main Section (2/4)

    HCD-VX3A 7-7. SCHEMATIC DIAGRAM MAIN SECTION (4/4) • Refer to page 25 for Printed Wiring Board. • Refer to page 49 for IC Pin Function. NOTE • Voltages and waveforms are dc with respect to ground under no-signal conditions. no mark : FM...

  • Page 30: Printed Wiring Board Cd Section

    HCD-VX3A 7-8. PRINTED WIRING BOARD CD SECTION • Refer to page 18 for Circuit Boards Location. (Page 42)

  • Page 31: Schematic Diagram Cd Section

    HCD-VX3A 7-9. SCHEMATIC DIAGRAM CD SECTION • Refer to page 24 for Waveforms. • Refer to pages 46, 47 for IC Block Diagrams. (Page 43)

  • Page 32: Printed Wiring Board Cd Motor Section

    HCD-VX3A 7-10. PRINTED WIRING BOARD CD MOTOR SECTION • Refer to page 18 for Circuit Boards Location. (Page 25) MAIN BOARD CN393 (Page 25) MAIN BOARD CN392...

  • Page 33: Schematic Diagram Cd Motor Section

    HCD-VX3A 7-11. SCHEMATIC DIAGRAM CD MOTOR SECTION • Refer to page 46 for IC Block Diagrams. MAIN BOARD CN393 (Page 26) MAIN BOARD CN392 (Page 26)

  • Page 34: Printed Wirint Board Tape Deck Section

    HCD-VX3A 7-12. PRINTED WIRING BOARD TAPE DECK SECTION • Refer to page 18 for Circuit Boards Location. (Page 25) MAIN BOARD CN303...

  • Page 35: Schematic Diagram Tape Deck Section

    HCD-VX3A 7-13. SCHEMATIC DIAGRAM TAPE DECK SECTION • Refer to page 47 for IC Block Diagrams. MAIN BOARD CN303 (Page 27) 220uH 220uH 0.01uF The components identified by mark ! or dotted line with mark ! are critical for safety.

  • Page 36: Printed Wiring Board Panel Section

    HCD-VX3A 7-14. PRINTED WIRING BOARD PANEL SECTION • Refer to page 18 for Circuit Boards Location. • Semiconductor Location Ref. No. Location D611 D612 D613 D615 D616 D617 D620 D621 D622 D623 D624 D625 D632 D618 (VIDEO/CD) D634 R673 D635...

  • Page 37: Schematic Diagram Panel Section

    HCD-VX3A 7-15. SCHEMATIC DIAGRAM PANEL SECTION • Refer to page 24 for Waveform. • Refer to page 51 for IC Pin Function. • Refer to page 46 for IC Block Diagrams. NOTE • Voltages and waveforms are dc with respect to ground under no-signal conditions.

  • Page 38: Printed Wiring Board Ac Sec Standby Section

    HCD-VX3A 7-16. PRINTED WIRING BOARD AC SEC STANBY SECTION • Refer to page 18 for Circuit Boards Location. EXCEPT TH MODEL TH MODEL F951 EXCEPT TH MODEL F953 F956 F955 F954...

  • Page 39: Schematic Diagram Ac Sec Standby Section

    HCD-VX3A 7-17. SCHEMATIC DIAGRAM AC SEC STANDBY SECTION 4.0A 250V 4.0A 250V 6.3A 250V 6.3A 250V EXCEPT TH MODEL 0.33 0.33 (Page 29) TH MODEL EXCEPT TH MODEL The components identified by mark ! or dotted line with mark ! are critical for safety.

  • Page 40: Printed Wiring Board Leaf Sw Section

    HCD-VX3A 7-18. PRINTED WIRING BOARD LEAF SW SECTION • Refer to page 18 for Circuit Boards Location. MAIN BOARD CN304 (Page 25) 7-19. SCHEMATIC DIAGRAM LEAF SW SECTION MAIN BOARD CN304 (Page 27)

  • Page 41: Printed Wiring Board Cd Sw Section

    HCD-VX3A 7-20. PRINTED WIRING BOARD CD SW SECTION • Refer to page 18 for Circuit Boards Location. 7-21. SCHEMATIC DIAGRAM CD SW SECTION (Page 37) NOTE • Voltages and waveforms are dc with respect to ground under no-signal conditions. no mark : STOP...

  • Page 42: Printed Wiring Board Video Section

    HCD-VX3A 7-22. PRINTED WIRING BOARD VIDEO SECTION • Refer to page 18 for Circuit Boards Location. (Page 50) R564 (Page 30) • Semiconductor • Semiconductor Location Location Ref. No. Location Ref. No. Location IC501 D301 D501 IC502 D502 IC506 IC101...

  • Page 43: Schematic Diagram Video Section (1/3)

    HCD-VX3A 7-23. SCHEMATIC DIAGRAM VIDEO SECTION (1/3) • Refer to page 54 for IC Pin Function. (Page (Page 31) (Page 26) (Page 45) (Page 44) (Page 44)

  • Page 44: Schematic Diagram Video Section (1/3)

    HCD-VX3A 7-24. SCHEMATIC DIAGRAM VIDEO SECTION (2/3) • Refer to page 56 for IC Pin Function. (Page 43) (Page 43) (Page 45) 0.01uF (Page 45)

  • Page 45: Schematic Diagram Video Section (2/3)

    HCD-VX3A 7-25. SCHEMATIC DIAGRAM VIDEO SECTION (3/3) • Refer to page 48 for IC Block Diagrams. (Page 43) (Page 43) (Page 44) 22uF 0.0047uF 0.0012uF 0.0012uF 0.0047uF (Page 44)

  • Page 46: Ic Block Diagrams

    HCD-VX3A 7-26. IC BLOCK DIAGRAMS IC603 BA3833FP (PANEL BOARD) IC101 CXD3008Q (BD BOARD) 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 LRCK XRST DIGITAL DOUT MUTE DATA DATA ASYE XLAT XLAT INTERFACE CLOK...
  • Page 47 IC103 CXA2568M-T6 (BD BOARD) APC PD AMP LC/PD LD_ON HOLD AGCVTH VREF APC LD AMP HOLD_SW AGCCONT (50%/30% OFF) RF_BOT RFTC RF SUMMING AMP RF_EQ_AMP RF_1 ERROR AMP FOCUS TRACKING ERROR AMP VC BUFFER IC602 µPC1330HA (AUDIO BOARD) INVERTER COMPARATER SW P1 CONT GND SW P2 GND SW R1 GND...
  • Page 48 IC509 PCM1727E-2T2 (VIDEO(3/3) BOARD) 384fs CLOCK MANAGER • DUAL PLL DGND PGND POWER SUPPLY SCKO1 SCKO2 NCKO LRCK AUDIO SCKO3 DATA INPUT DATA INTERFACE MODE CONTROL RSTB ZERO OPEN 8 TIME OVER SAMPLING DIGITAL FILTER • FUNCTION CONTROL 14 VOUTL MULTI LEVEL MULTI LEVEL ∆Σ...

  • Page 49: Ic Pin Function Description

    7-27. IC PIN FUNCTION DESCRIPTION • MAIN BOARD (4/4) SYSTEM CONTROL IC501 M30622MA-A09FP Pin No. Pin Name Description STK-MUTE STK ON(H)/OFF(L) POWER POWER ON(H)/OFF(L) F-RELAY FRONT-RELAY ON(H)/OFF(L) R-RELAY REAR-RELAY ON(H)/OFF(L) CD-RELAY CD-POWER ON(H)/OFF(L) LINE-MUTE TA LINE-MUTE ON(L)/OFF(H) DBFB-H/L DBFB-HIGH(L)/LOW(H)/OFF(H) — Ground —...
  • Page 50 Pin No. Pin Name Description TUNED TUNED IN(L)/OFF(H) ST-CE TUNED CHIP ENB ST-DOUT TUNER DATA OUT ST-DIN TUNER DATA IN ST-CLK TUNER CLOCK SENS From CXP2587 SENS HOLD MODE CD LATCH XRST CD RESET DISC-SENS DISC SENSOR T-SENS TABLE SENSOR POWER SUPPLY(+5V) TBL-L TABLE-L...
  • Page 51 • PANEL BOARD IC601 TMP88CP76F-6001 (FLUORESCENT INDICATOR TUBE DRIVE, LED DRIVE, KET CONTROL) Pin No. Pin Name Description SIRCS Remote control signal input from the remote control receiver (IC602) LED-ENTER-AMS Led For ENTER/AMS WAKE-UP WAKE-UP For Powersave LED-TAPE-B LED For TAPE B FW/RV LED-CD-PLAY LED For CD PLAY/PAUSE LED-TAPE-A...
  • Page 52 • BD BOARD IC101 DIGITAL SIGNAL PROCESSOR (CXD3008Q) Pin No. Pin Name Description DVDD0 — Digital power supply XRST System reset MUTE Muting selection pin DATA Serial data input, supplied from CPU XLAT Latch input, supplied from CPU CLOK Serial data transfer clock input, supplied from CPU SENS SENS output SCLK...
  • Page 53 Pin No. Pin Name Function Tracking error signal input Center servo analog input RFDC RF signal input ADI0 Test pin (Not used) AVSS0 — Analog ground IGEN Power supply pin operational amplifiers AVDD — Analog power supply ASYO EFM full swing output ASYI Asymmetry comparate voltage input RFAC...
  • Page 54 • VIDEO(1/3)BOARD IC502 MPEG DECODER, MECHANISM CONTROL (M30620MC-A05FP) Pin No. Pin Name Function SENSE Internal state (SENSE) monitor input (IC101) SENSE CLK Serial data reading clock output (IC101) DSP DATA Serial data output (IC101) DSP LATCH Latch output (IC101) DSP CLK Serial data clock output (IC101) TSENS Not used...
  • Page 55 Pin Name Function Pin No. BUS XWRL Not used LO. BOOST Not used AUDIO MUTE Audio mute output “L” : mute LOAD OUT Not used LOAD IN Not used INSW Not used OUTSW Not used MODEL 1 L : System input (Fixed at “L”) MODEL 2 L : System input (Fixed at “L”) TBLL...
  • Page 56 • VIDEO(2/3)BOARD IC505 CD DECODER, SYSTEM CONTROL (CL680T-D1) Pin Name Function Pin No. – Not used – Ground CD-BCK CD Decode bit clock CD-DATA CD Decode data CD-LRCK CD Decode Left or Right channel selection clock CD-C2PO CD Decode C2 error data –...
  • Page 57 Pin Name Function Pin No. Address data from CL680 to Microcode ROM/DRAM – Ground Address data from CL680 to Microcode ROM/DRAM VDD3 – +3.3V Power supply Address data from CL680 to Microcode ROM/DRAM Address data from CL680 to Microcode ROM/DRAM Address data from CL680 to Microcode ROM/DRAM –...
  • Page 58 Pin No. Pin Name Function PGIO0 Not used PGIO8 Not used PGIO2/VSYNC/ Vertical synchronized signal of video signal CSYNC AVDD PLL – +3.3V Power supply – Not used – Not used – Not used AGND PLL – Ground – Ground –...

  • Page 59: Exploded Views

    SECTION 8 EXPLODED VIEWS NOTE: • -XX, -X mean standardized parts, so they may • Hardware (# mark) list and accessories and The components identified by mark ! or have some differences from the original one. packing materials are given in the last of this dotted line with mark ! are critical for safety.

  • Page 60: Front Panel Section

    8-2. FRONT PANEL SECTION Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks X-4951-436-1 FRONT PANEL ASSY (TH/IA) 4-996-716-01 HOLDER (CDM) 4-951-620-01 SCREW (2.6 × 8), +BVTP X-4951-436-2 FRONT PANEL ASSY (MY/SP/TW) X-4951-529-1 FRONT PANEL ASSY (JE) 4-214-385-11 KNOB(MIC)(MY/SP/TW/TH/IA) X-4951-529-2 FRONT PANEL ASSY (EA/E) 4-214-385-51 KNOB(MIC)(EA/E/JE)

  • Page 61: Chassis Section

    8-3. CHASSIS SECTION CDM38L-5BD34L not supplied not supplied JE,IA EXCEPT EA not supplied not supplied Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks * 102 3-703-244-00 BUSHING (2104), CORD 4-965-822-01 FOOT 1-672-969-11 AC SEC BOARD 1-690-589-31 WIRE(FLAT TYPE)(13 CORE) 4-216-856-01 DUCT ! 114 1-575-653-11 CORD, POWER (EXCEPT EA)
  • Page 62 8-4. CD MLH-5BDECHANISM DECK SECTION-1 (CDM38L-5BD34L) M701 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 4-977-954-01 TRAY (TURN)(IA) 4-988-162-01 ROLLER 4-977-954-63 TRAY (TURN)(EXCEPT IA) 4-977-941-01 BEARING (WORM) 4-917-583-71 BRACKET, YOKE * 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)

  • Page 63: Cd Mechanism Deck Section-2 (Cdm38L-5Bd34L)

    8-5. CD MECHANISM DECK SECTION-2 (CDM38L-5BD34L) M801 BU-5BD34L S811 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 4-981-789-01 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 (EXCEPT IA)

  • Page 64: Base Unit Section (Bu-5Bd32L)

    8-6. BASE UNIT SECTION (BU-5BD34L) M102 M101 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks ! 301 8-820-020-02 OPTICAL PICK-UP KSS-213D/Q-RP A-4724-640-A BD BOARD (A)(EXCEPT IA) 1-769-069-11 WIRE (FLAT TYPE)(16 CORE) A-4724-653-A BD BOARD (A)(IA) 4-917-567-01 GEAR (M) 4-951-620-41 SCREW (2.6), +BVTP 4-951-940-01 INSULATOR (BU) M101...

  • Page 65: Tc Mechanism Section-1(Tcm-230Awr2/230Pwr2)

    8-7. TC MECHANISM SECTION-1 (TCM230AWR2/230PWR2) *NOTE: Two types of parts which are not interchangeable are available for the Head deck (A) ASSY and Head deck (B) ASSY. When replacing the parts, refer to the following figure, and use the appropriate part. Parts with “P”...

  • Page 66: Tc Mechanism Section-2(Tcm-230Awr2/230Pwr2)

    8-8. TC MECHANISM SECTION-2 (TCM230AWR2/230PWR2) *NOTE: Two types of parts which are not interchangeable are available for the mechanical block assembly. When replacing the parts, refer to the following figure, and use the appropriate part. Parts with “P” mark: 230PWR2 Parts without “P”...

  • Page 67: Electrical Parts List

    SECTION 9 AC SEC AUDIO ELECTRICAL PARTS LIST NOTE: • Due to standardization, replacements in the • RESISTORS • COILS parts list may be different from the parts All resistors are in ohms. uH: µH specified in the diagrams or the components METAL: metal-film resistor •...
  • Page 68 AUDIO Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks R411 1-247-881-00 CARBON 120K 1/4W C141 1-163-038-91 CERAMIC CHIP 0.1uF R412 1-247-807-31 CARBON 1/4W C151 1-163-235-11 CERAMIC CHIP 22PF R414 1-247-882-11 CARBON 130K 1/4W C153 1-163-038-91 CERAMIC CHIP 0.1uF R415 1-247-850-11 CARBON...

  • Page 69: Cd Sw Board

    CD SW CONNECTOR LEAF SW Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks R155 1-216-025-91 RES,CHIP 1/10W 1-658-575-11 CONNECTOR BOARD R156 1-216-025-91 RES,CHIP 1/10W **************** R157 1-216-025-91 RES,CHIP 1/10W R158 1-216-111-00 METAL CHIP 390K 1/10W < CONNECTOR > R159 1-216-089-91 RES,CHIP 1/10W...
  • Page 70 LEAF SW MAIN Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks < SWITCH > C305 1-126-964-11 ELECT 10uF C306 1-126-960-11 ELECT S1001 1-570-953-11 SWITCH, PUSH (1 KEY)(A PLAY) C307 1-126-959-11 ELECT 0.47uF S1002 1-570-953-11 SWITCH, PUSH (1 KEY)(B PLAY) C308 1-126-964-11 ELECT 10uF...
  • Page 71 MAIN Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks C801 1-126-963-11 ELECT 4.7uF C1209 1-136-165-00 FILM 0.1uF C802 1-162-290-31 CERAMIC 470PF C1210 1-126-964-11 ELECT 10uF C803 1-162-282-31 CERAMIC 100PF C1211 1-126-964-11 ELECT 10uF C804 1-104-665-11 ELECT 100uF C1212 1-162-306-11 CERAMIC...
  • Page 72 MAIN Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks D908 8-719-024-99 DIODE 11ES2-NTA2B Q343 8-729-900-80 TRANSISTOR BA1A4M-TP D909 8-719-024-99 DIODE 11ES2-NTA2B Q411 8-729-141-30 TRANSISTOR 2SC3623ATP-LK D910 8-719-024-99 DIODE 11ES2-NTA2B Q412 8-729-900-63 TRANSISTOR BN1F4M-TP D911 8-719-911-19 DIODE 1SS133T-72 Q431 8-729-140-84 TRANSISTOR 2SC1841TP-PAFAEA D912...
  • Page 73 MAIN Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks R151 1-249-417-11 CARBON 1/4W F R353 1-247-807-31 CARBON 1/4W R153 1-249-417-11 CARBON 1/4W F R354 1-247-807-31 CARBON 1/4W R161 1-249-429-11 CARBON 1/4W R355 1-249-421-11 CARBON 2.2K 1/4W F R162 1-247-903-00 CARBON 1/4W...
  • Page 74 MAIN Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks R524 1-249-419-11 CARBON 1.5K 1/4W F R814 1-249-421-11 CARBON 2.2K 1/4W F (EXCEPT TH) R815 1-249-433-11 CARBON 1/4W R524 1-249-427-11 CARBON 6.8K 1/4W F (EA,E,JE,MY,SP,TW) (TH) R816 1-249-429-11 CARBON 1/4W R527...
  • Page 75 MAIN MOTOR(SLIDE) MOTOR(TURN) PANEL Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks < RELAY > A-4419-652-A PANEL BOARD, COMPLETE (EA,E,JE,MY,SP,TW) ********************** RY401 1-515-920-11 RELAY (24V) A-4426-187-A PANEL BOARD, COMPLETE (IA) ********************** < TERMINAL > A-4426-195-A PANEL BOARD, COMPLETE (TH) ********************** TM401 1-537-240-31 TERMINAL BOARD (CHECKER PIN)(SPEAKER)
  • Page 76 PANEL Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks C744 1-162-306-11 CERAMIC 0.01uF < TRANSISTOR > C745 1-124-257-00 ELECT 2.2uF C747 1-164-159-11 CERAMIC 0.1uF Q601 8-729-118-00 TRANSISTOR 2SB1116-TP-LK Q602 8-729-118-00 TRANSISTOR 2SB1116-TP-LK < CONNECTOR > Q603 8-729-119-78 TRANSISTOR 2SC2785TP-HFE Q604 8-729-119-77 TRANSISTOR 2SA1175TP-FEK...
  • Page 77 PANEL SENSOR Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks R648 1-249-415-11 CARBON 1/4W F R768 1-249-417-11 CARBON 1/4W F R649 1-249-417-11 CARBON 1/4W F R769 1-249-429-11 CARBON 1/4W R650 1-249-418-11 CARBON 1.2K 1/4W F R651 1-249-420-11 CARBON 1.8K 1/4W F...
  • Page 78 SENSOR ST-BY VIDEO Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks < RESISTOR > C452 1-165-319-11 CERAMIC CHIP 0.1uF C501 1-163-251-11 CERAMIC CHIP 100PF R701 1-249-416-11 CARBON 1/4W F C502 1-163-251-11 CERAMIC CHIP 100PF R702 1-249-407-11 CARBON 1/4W F C503 1-163-251-11 CERAMIC CHIP...
  • Page 79 VIDEO Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks < DIODE > Q307 8-729-024-91 TRANSISTOR 2SC2712-GL-TE85L Q308 8-729-024-91 TRANSISTOR 2SC2712-GL-TE85L D301 8-719-054-23 DIODE RB706D-40-T146 Q310 8-729-024-91 TRANSISTOR 2SC2712-GL-TE85L D501 8-719-422-12 DIODE UDZ-TE-17-3.9B Q453 8-729-920-72 TRANSISTOR 2SA1037K-T-146-QR D502 8-719-018-51 DIODE CL-170R-CD-T Q454...
  • Page 80 VIDEO Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks R424 1-216-073-00 METAL CHIP 1/10W R564 1-216-025-91 RES,CHIP 1/10W R425 1-216-073-00 METAL CHIP 1/10W R565 1-216-025-91 RES,CHIP 1/10W R426 1-216-073-00 METAL CHIP 1/10W R566 1-216-025-91 RES,CHIP 1/10W R457 1-216-025-91 RES,CHIP 1/10W...
  • Page 81 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks ************** HARDWARE LIST ************** 7-685-872-09 SCREW +BVTT 3X × 8 (S) 7-685-646-79 SCREW +BVTP 3 × 8 TYPE2 N-S 7-685-647-79 SCREW +BVTP 3 × 10 TYPE2 N-S 7-685-103-19 +PTPWH (2 × 5) 7-685-871-01 SCREW +BVTT 3 ×...
  • Page 82 HCD-VX3A Sony Corporation 9-928-941-11 99E1624-1D Home Audio Company Printed in Japan ©1999.5 Published by Quality Assurance Dept.

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