Sony MDP-V10 Service Manual
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Sony MDP-V10 Service Manual

Sony MDP-V10 Service Manual

Video cd/cd/ld player
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SERVICE MANUAL
MICROFILM
MDP-V10
Model Name Using Similar Mechanism
Optical Pick-up Type
SPECIFICATIONS
VIDEO CD/CD/LD PLAYER
— 1 —
RMT-M48A
E Model
Chinese Model
MDP-V1
KHS-150A

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Summary of Contents for Sony MDP-V10

  • Page 1 MDP-V10 RMT-M48A SERVICE MANUAL E Model Chinese Model Model Name Using Similar Mechanism MDP-V1 Optical Pick-up Type KHS-150A SPECIFICATIONS VIDEO CD/CD/LD PLAYER MICROFILM — 1 —...
  • Page 2 — 2 —...
  • Page 3 Notes on chip component replacement WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS • Never reuse a disconnected chip component. MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY. • Notice that the minus side of a tantalum capacitor may be damaged by heat.

  • Page 4: Table Of Contents

    TABLE OF CONTENTS SERVICING NOTE 1. GENERAL SELF-DIAGNOSIS This model has the self-diagnosis function for the video and audio Index to parts and controls ............1-1 decoder sections. Playing a disc ................1-2 Immediately after the power on, the self-diagnosis function searches Playing a VIDEO CD using PBC functions (PBC Playback) ...
  • Page 5 4. PRINTED WIRING BOARDS AND SCHEMATIC 8. EVALUATION OF OPTICAL PICK-UP BLOCK DIAGRAMS (KHS-150A) 4-1. Frame Schematic Diagram ..........4-1 8-1. Preparation ................ 8-1 4-2. Printed Wiring Boards and Schematic Diagrams ....4-4 8-2. RF Level Check ..............8-1 • MB-97 (Video, Servo, System Control, Audio) Board ... 4-5 8-3.
  • Page 6 MDP-V10 SECTION 1 This section is extracted from instruction manual. GENERAL...
  • Page 15 1-10...
  • Page 16 1-11...
  • Page 17 1-12...
  • Page 18 1-13 1-13 E...

  • Page 19: Disassembly

    MDP-V10 SECTION 2 DISASSEMBLY Note: Follow the disassembly procedure in the numerical order given. 2-1. FRONT PANEL ASSEMBLY 3 Flat cable (CN103) 5 Front panel assembly 1 Screw (B3 x 4) 4 Flat cable (CN102) 2 Screw (B3 x 4) 2-2.

  • Page 20: Opening Of Mb-97/Vx-97 Board (Service Position)

    2-3. OPENING OF MB-97/VX-97 BOARD (SERVICE POSITION) 1 Two screws (BVTP3 x 10) 2 Two screws (BVTP3 x 6) 3 Two tapping screws 2-4. CHUCKING BLOCK ASSEMBLY 3 Screw (BVTP3 x 6) 1 Two screws (BVTP3 x 10) 6 Two screws 2 Reinforement stay (BVTP3 x 10) assembly.

  • Page 21: Frame (L, R) Assembly

    2-5. FRAME (L, R) ASSEMBLY 2 Frame (L) assembly 8 Link shaft assembly Note on installation : Apply the grease on the area marked with (2 portions), (Grease : Molykote Grease EM-30LG) Part No. J-6090-014-A) 7 Tilt link shaft assembly Note on installation: Refer to the 2-10.

  • Page 22: Control Gear And Loading Motor Assembly

    2-7. CONTROL GEAR AND LOADING MOTOR ASSEMBLY 5 Loading motor assembly 3 Belt 4 Two screws (M3 x 2) 1 Screw (PTPWH3 x 20) 2 Control gear 2-8. MOUNTING THE CONTROL GEAR Note: Follow the assembly procedure in the numerical order given. 1 Tilt slider knob (Put aside in the direction of arrrow.) 3 Control gear...

  • Page 23: Feed Base Block Assembly

    2-9. FEED BASE BLOCK ASSEMBLY 1 Two screws (SUMITITE (B3), +BV) 3 Screw (BVTP3 x 10) 4 Flat cable (CN301) 2 Two screws (BVTP3 x 10) 6 Flat cable (CN503) 7 Connector (CN203) 5 Flat cable (CN701) 2-10. MOUNTING THE FEED BASE BLOCK ASSEMBLY Note: Follow the assembly procedure in the numerical order given.

  • Page 24: Height Adjustment Of The Turntable Assembly

    2-11. HEIGHT ADJUSTMENT OF THE TURNTABLE ASSEMBLY 1 Remove the case. 2 Open the MB-97/VX-97 board. 3 Rotate the pulley on the right side of the set, and open the tray. 4 Remove the chucking block ass’y and reinforcement stay ass’y. 5 Change the turntable assembly.

  • Page 25: Disassembly Ii

    DISASSEMBLY II (OPTICAL PICK-UP BLOCK MOTOR OPERATES) 1 Remove the case. 2 Open the MB-97/VX-97 board. 3 Remove the chucking block assy and reinforcement stay ass’y. 6 Pull out plug from wall socket. 5 Turning the power ON, the pick-up moves to the position where it can be removed.

  • Page 26: Mounting The Optical Pick-Up Block Assembly

    2-13. MOUNTING THE OPTICAL PICK-UP BLOCK ASSEMBLY Note: Follow the assembly procedure in the numerical order given. 4 Confirm the flat cable goes through the flex- ible cable retainer spring and over the shaft. Flat cable 5 Insert plug to wall socket. Flexible cable retainer spring Feed block ass’y...

  • Page 27: Circuit Boards Location

    2-14. CIRCUIT BOARDS LOCATION PS-96 board MB-97 board VX-97 board MT-59 board PW-1151 board SW-278 board SW-1151 board FP-1151 board IB-10 board FG-42 board MD-67 board 2-9 E...

  • Page 28: Block Diagrams

    MDP-V10 SECTION 3 BLOCK DIAGRAMS 3-1. OVERALL (1/3) BLOCK DIAGRAM (Page 3 - 3) IC101 (Page 3 - 4) [MB-97 BOARD] IC151 (Page 4-9, 4-14, 4-19) IC202 IC203 IC204 FM DEMOD, DROP OUT DIGITAL RF (V) V SYNC CHARACTER GRAY...

  • Page 29: Overall (2/3) Block Diagram

    MDP-V10 3-2. OVERALL (2/3) BLOCK DIAGRAM [VX-97 BOARD] (Page 4 - 23) 8MHz IC303 IC305 MMI CLK, MMI SO, MMI SI IC301 VCD & MODE CONTROL VFD REG, VFD ACK, RST IC304 MEMORY (Page 3 - 6) SDI, SCK IC105,106...

  • Page 30: Overall (3/3) Block Diagram

    MDP-V10 3-3. OVERALL (3/3) BLOCK DIAGRAM [FP-1151 BOARD] (Page 4 - 36) (Page 3 - 2) ND101 IC102 MODE FL TUBE MC SO, MC SI, MC CLK, MC CS CONTROL S101-111 FUNCTION CONTROL SP ERROR [PW-1151 BOARD] SPDL FG-1 IC201...

  • Page 31: Video Block Diagram

    MDP-V10 3-4. VIDEO BLOCK DIAGRAM [MB-97 BOARD] (Page 4 - 9) SERVO BLOCK OPTICAL IC101 IC151 BLOCK 0.53Vp-p 1.7Vp-p FM DEMOD DO DET, SYNC SEP PICK-UP A/D-D/A CONVERTER, DIGITAL TBC, DOC Q102-Q104 RV101 Q152 Q381 Q105 1.7Vp-p VIDEO LEVEL RF AMP...

  • Page 32: Servo (1/2) Block Diagram

    MDP-V10 3-5. SERVO (1/2) BLOCK DIAGRAM [MB-97 BOARD] CN702 (Page 4 - 14) Q357 FOR CHECK TRK OPEN CD/LD CD/LD CDV CDV SW Q358,360,361 SLED - TCNT SLED OUT BUFFER LD ON SYSTEM Q381 Q351,352 Q353 Q354-356 CONTROL (1/2) (Page 3 - 13)

  • Page 33: Servo (2/2) Block Diagram

    MDP-V10 3-6. SERVO (2/2) BLOCK DIAGRAM [MB-97 BOARD] (Page 4 - 14) SLED M SLED OUT TCNT SYSTEM CONTROL (1/2) SLED - (Page 3 - 13) SET DATA IC701 TRK M (1/3) SVLT SLED/TILT SERVO IC703 (1/2) BRK INH SDR1...

  • Page 34: System Control (1/2) Block Diagram

    MDP-V10 3-7. SYSTEM CONTROL (1/2) BLOCK DIAGRAM [MB-97 BOARD] (Page 4 - 14) IC501 D/F CLK SYSTEM CONTROL (MI-COM) SET DATA DSP RST SCOR SCOR AUDIO (Page 3 - 19) NR CONT NR CONT AC-3 MUTE AC-3 MUTE DOS INH...

  • Page 35: System Control (2/2) Block Diagram

    MDP-V10 3-8. SYSTEM CONTROL (2/2) BLOCK DIAGRAM [SW-278 BOARD] (Page 4 - 43) PH501 LOAD [MB-97 BOARD] CHUCKING (Page 4 - 14) SWITCH [MD-67 BOARD] [MD-59 BOARD] PH502 CD ERROR (Page 4 - 43) (Page 4 - 44) LOAD CHUCKING...

  • Page 36: Mode Control Block Diagram

    MDP-V10 3-9. MODE CONTROL BLOCK DIAGRAM [PW-1151 BOARD] [FP-1151 BOARD] (Page 4 - 36) (Page 4 - 35) IC201 IC102 REMOTE CONTROL D202 CONTROL RECEIVER ON/STANDBY CN101 CN201 ND101 Q201 SIRCS FL TUBE SIRCS REG +5V REG +5V DRIVE CN202 •...

  • Page 37: Audio Block Diagram

    MDP-V10 3-10. AUDIO BLOCK DIAGRAM [MB-97 BOARD] (Page 4 -19) 5Vp-p 5.5Vp-p CN101 44.103kHz C2PO 2.117MHz IC416 C2PO DIGITAL OUT PCMD OPTICAL PCMD IC401 IC450 LRCK LRCK DIGITAL FILTER DIGITAL SIGNAL PROCESSOR D/A CONVERTER AU BCK AU BCK VIDEO CD (1/2)

  • Page 38: Video Cd (1/2) Block Diagram

    MDP-V10 3-11. VIDEO CD (1/2) BLOCK DIAGRAM 3-21 3-22...

  • Page 39: Video Cd (2/2) Block Diagram

    MDP-V10 3-12. VIDEO CD (2/2) BLOCK DIAGRAM [VX-97 BOARD] IC203 (Page 4 - 23) D/A CONVERTER TP201 Q203 CN101 DELAY COMPO VCD VIDEO Y0 - Y7 SELECTOR YA0 - YA7 • 10 BIT DEMPX, TP202 AUDIO LEVEL INTERPOLATOR MB-97 BOARD...

  • Page 40: Power Block Diagram

    MDP-V10 3-13. POWER BLOCK DIAGRAM CN204 CN304 [PS-96 BOARD] [MB-97 BOARD] (Page 4 - 49) (Page 4 - 9,4-14,4-19) IC101-108 IC201-203 IC101,151,202-204 IC301-305 T101 POWER TRANSFORMER D201 CN201 CN101 RECT REG +5V L205 UNREG +16V VIDEO REG -5V VIDEO CD Q102 •...

  • Page 54: Board

    * 14 A-6423-466-A SW-1151 BOARD, COMPLETE X-3947-381-1 PANEL (51E) ASSY, FRONT * 15 A-6423-464-A FP-1151 BOARD, COMPLETE 4-921-918-11 PLATE, ORNAMENTAL 4-963-404-21 EMBLEM (5-A), SONY * 16 3-971-190-11 HOLDER, LED * 17 3-971-189-01 HOLDER, FL X-3947-382-1 BUTTON ASSY, POWER 3-710-901-11 SCREW, TAPPING...

  • Page 55: Main Chassis Section (1)

    5-1-2. MAIN CHASSIS SECTION (1) not supplied not supplied (CH) not supplied not supplied The components identified by mark ! or dotted line with mark ! are critical for safety. Replace only with part number speci- fied. Ref. No. Part No. Description Remark Ref.

  • Page 56: Main Chassis Section (2)

    5-1-3. MAIN CHASSIS SECTION (2) not supplied not supplied not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-896-686-01 CUSHION 1-777-005-11 CABLE, FLAT (20 CORE) 3-703-397-01 STOPPER, WIRING X-3946-038-1 SHAFT ASSY, TILT LINK * 103 A-6423-493-A PS-96 BOARD, COMPLETE X-3946-036-1 SHAFT ASSY, TRAY LINK 3-970-608-11 SUMITITE (B3), +BV...

  • Page 57: Frame (L, R) Section

    5-1-4. FRAME (L, R) SECTION not supplied M401 not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-968-302-01 ARM (R), DOOR 3-669-480-11 + PTPWH 2 3-968-283-01 SPRING, TENSION 3-968-311-01 PULLEY 3-968-301-01 SLIDER (R), DOOR 3-968-309-01 BELT * 154 X-3946-042-1 GUIDE (R) ASSY, TRAY 3-968-280-01 SLIDER (L), DOOR...

  • Page 58: Mechanism Deck Section

    5-1-5. MECHANISM DECK SECTION not supplied not supplied not supplied not supplied supplied 220 219 not supplied M901 not supplied The components identified by mark ! or dotted line with mark ! are critical for safety. Replace only with part number speci- fied.

  • Page 59: Electrical Parts List

    FG-42 FP-1151 5-2. ELECTRICAL PARTS LIST Note: • SEMICONDUCTORS • Due to standardization, replacements in the parts list The components identified by mark ! In each case, u: µ , for example: may be different from the parts specified in the or dotted line with mark ! are critical uA...: µ...
  • Page 60 FP-1151 IB-10 MB-97 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R115 1-216-113-00 METAL CHIP 470K 1/10W 1-660-681-11 IB-10 BOARD (Ref. No. 5,000 Series) R116 1-216-073-00 METAL CHIP 1/10W *********** R117 1-216-061-00 METAL CHIP 3.3K 1/10W 3-968-253-01 HOLDER, PD R118 1-216-121-91 METAL GLAZE...
  • Page 61 MB-97 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C181 1-124-584-00 ELECT 100uF C113 1-163-235-11 CERAMIC CHIP 22PF C201 1-163-241-11 CERAMIC CHIP 39PF C202 1-163-121-00 CERAMIC CHIP 150PF C114 1-163-239-11 CERAMIC CHIP 33PF C205 1-104-664-11 ELECT 47uF C115 1-163-227-11 CERAMIC CHIP...
  • Page 62 MB-97 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C328 1-164-489-11 CERAMIC CHIP 0.22uF C466 1-163-031-11 CERAMIC CHIP 0.01uF C329 1-163-017-00 CERAMIC CHIP 0.0047uF 5% C330 1-163-017-00 CERAMIC CHIP 0.0047uF 5% C467 1-163-031-11 CERAMIC CHIP 0.01uF C468 1-163-253-11 CERAMIC CHIP 120PF...
  • Page 63 MB-97 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C722 1-163-809-11 CERAMIC CHIP 0.047uF < FERRITE BEAD > C723 1-107-715-11 ELECT 22uF FB415 1-216-295-91 CONDUCTOR, CHIP (2012) C724 1-109-953-11 ELECT 2.2uF FB416 1-216-295-91 CONDUCTOR, CHIP (2012) C725 1-109-953-11 ELECT 2.2uF...
  • Page 64 MB-97 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark Q382 8-729-900-53 TRANSISTOR DTC114EK L201 1-412-500-11 INDUCTOR 12uH L206 1-412-505-11 INDUCTOR 33uH Q383 8-729-027-23 TRANSISTOR DTA114EKA-T146 L301 1-412-507-11 INDUCTOR 47uH Q401 8-729-900-53 TRANSISTOR DTC114EK L304 1-412-503-11 INDUCTOR 22uH Q503 8-729-026-49 TRANSISTOR 2SA1037AK-T146-R...
  • Page 65 MB-97 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R151 1-216-033-00 METAL CHIP 1/10W R303 1-216-105-91 METAL GLAZE 220K 1/10W R304 1-216-051-00 METAL CHIP 1.2K 1/10W R306 1-216-069-00 METAL CHIP 6.8K 1/10W R152 1-216-047-91 METAL GLAZE 1/10W R307 1-216-041-00 METAL CHIP...
  • Page 66 MB-97 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R386 1-208-806-11 METAL GLAZE 0.50% 1/10W R483 1-216-081-00 METAL CHIP 1/10W R387 1-208-806-11 METAL GLAZE 0.50% 1/10W R388 1-216-089-91 METAL GLAZE 1/10W R486 1-216-081-00 METAL CHIP 1/10W R488 1-216-081-00 METAL CHIP 1/10W...
  • Page 67 MB-97 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R562 1-216-049-91 METAL GLAZE 1/10W R731 1-216-089-91 METAL GLAZE 1/10W R732 1-216-053-00 METAL CHIP 1.5K 1/10W R563 1-216-049-91 METAL GLAZE 1/10W R733 1-216-085-00 METAL CHIP 1/10W R564 1-216-057-00 METAL CHIP 2.2K 1/10W...
  • Page 68 MB-97 MD-67 MT-59 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R788 1-216-075-00 METAL CHIP 1/10W < CONNECTOR > R789 1-216-065-00 METAL CHIP 4.7K 1/10W CN301 1-770-516-31 PIN, CONNECTOR (PC BOARD) 8P R790 1-216-093-00 METAL CHIP 1/10W CN302 1-774-715-11 CONNECTOR, BOARD TO BOARD 4P...
  • Page 69 PS-96 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark A-6423-493-A PS-96 BOARD, COMPLETE < DIODE > ********************** (Ref. No. 7,000 Series) ! D101 8-719-064-27 DIODE ERA15-06TP3 ! D102 8-719-064-27 DIODE ERA15-06TP3 1-533-225-11 HOLDER, FUSE ! D103 8-719-064-27 DIODE ERA15-06TP3 7-685-645-79 SCREW +BVTP 3X6 TYPE2 N-S ! D104...
  • Page 70 PS-96 PW-1151 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark ! R232 1-249-429-11 CARBON 1/4W Q203 8-729-041-47 TRANSISTOR 2SA1307Y Q204 8-729-119-78 TRANSISTOR 2SC2785-HFE ! R234 1-215-863-11 METAL OXIDE ! R235 1-216-436-00 METAL OXIDE 3.9K ! R236 1-216-436-00 METAL OXIDE 3.9K Q205...
  • Page 71 SW-1151 SW-278 VX-97 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark A-6423-466-A SW-1151 BOARD, COMPLETE < JUMPER RESISTOR > ************************ JR500 1-216-295-91 CONDUCTOR, CHIP (2012) (Ref. No. 4,000 Series) JR501 1-216-295-91 CONDUCTOR, CHIP (2012) 3-971-190-11 HOLDER, LED JR502 1-216-296-91 CONDUCTOR, CHIP (3216) <...
  • Page 72 VX-97 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C209 1-163-241-11 CERAMIC CHIP 39PF IC304 8-759-276-29 IC XL9020F-S-E2 C212 1-163-038-91 CERAMIC CHIP 0.1uF IC305 8-759-283-49 IC HD6413002F10 C213 1-126-968-11 ELECT 100uF 6.3V < JUMPER RESISTOR > C214 1-164-004-11 CERAMIC CHIP 0.1uF...
  • Page 73 VX-97 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R305 1-216-025-91 METAL GLAZE 1/10W MISCELLANEOUS R306 1-216-025-91 METAL GLAZE 1/10W ************* R308 1-216-025-91 METAL GLAZE 1/10W R309 1-216-025-91 METAL GLAZE 1/10W 1-777-007-11 CABLE, FLAT (8 CORE) (95mm) R310 1-216-025-91 METAL GLAZE 1/10W...

  • Page 74: Ic Pin Description

    MDP-V10 SECTION 6 IC PIN DESCRIPTION 6-1. MODE CONTROL IC PIN DESCRIPTION (FP-1152 BOARD IC102 HD6433712-C40H) Pin No. Pin Name Function Power supply EVER +5V AVCC – +5V REG monitor MON1 –5V REG monitor MON2 ±16V monitor MON3 Not used –––––...
  • Page 75 Pin No. Pin Name Function FL segment output FL segment output FL segment output FL segment output FL segment output FL segment output FL segment output FL grid output FL grid output FL grid output FL grid output FL grid output FL grid output FL grid output VIDEO MUTE...

  • Page 76: Vcd Mode Control Ic Pin Description (Vx-97 Board Ic305 Hd6413002F10)

    6-2. VCD MODE CONTROL IC PIN DESCRIPTION (VX-97 BOARD IC305 HD6413002F10) Pin No. Pin Name Function Power supply, REG +5V – Chip select for KARAOKE DSP (“L”: Being communicated) (Not used) DSP CS CDDA de-emphasis control input (“H”: ON). CDDA EMP Only when video CD is used, this pin is used due to CL480 bug.
  • Page 77 Pin No. Pin Name Function Address bus output Address bus output Address bus output – Ground Address bus output Address bus output Address bus output Address bus output Address bus output Address bus output Address bus output Address bus output Address bus output Not used Chip select signal output...
  • Page 78 Pin No. Pin Name Function AD input (Not used) ––––– AD input (Not used) ––––– AD input (Not used) ––––– AD input, destination specification (Not used) ––––– AD input, microphone remote input (Not used) REMOTE CONT – AD conversion Ground AVSS Reference V sync signal input (Non-maskable interrupt.

  • Page 79: System Control Ic Pin Description (Mb-97 Board Ic501 Mb89094Pf-G-154-Bnd)

    6-3. SYSTEM CONTROL IC PIN DESCRIPTION (MB-97 BOARD IC501 MB89094PF-G-154-BND) Pin No. Pin Name Function Clock 32 kHz (Not used) ––––– Clock 32 kHz CLK32K Ground – Ground – 2FSC Clock 2 fsc (7.159 MHz) Clock 2 fsc (Not used) –––––...
  • Page 80 Pin No. Pin Name Function MTJ tracking pulse output. Normally, input. Output when TJ is executed (“L”: FWD). MTF ON/OFF MTF compensation ON/OFF signal (“H”: MTF ON) V LOAD VIDEO IC (MN8811) latch signal EX V CTL “H” when external input (VCD) is muted. PM OFF Read clock phase modulation.
  • Page 81 Pin No. Pin Name Function Digital RF out (AC-3) mute signal AC-3 MUTE ––––– Not used – Ground – A/D input (Disc present/absent, 8/12 inch detection) LD DET CD/ALD A/D input SLED position information (CDV) CDV/BLD A/D input SLED position information (CD, ALD, BLD) LOADING OFF A/D input loading off signal XDSPLT...

  • Page 82: System Control Ic Pin Description (Mb-97 Board Ic502 Lc21011B-X78)

    6-4. SYSTEM CONTROL IC PIN DESCRIPTION (MB-97 BOARD IC502 LC21011B-X78) Pin No. Pin Name Function ––––– Not used – ––––– – Not used ––––– – Not used ––––– – Not used ––––– – Not used ––––– – Not used ––––– –...
  • Page 83 Pin No. Pin Name Function SP PBHI Spindle PBH input SP PBHO Spindle PBH output SP RHI Spindle REF H input SP RHO Spindle REF H output SET CLK Internal resisters A and B clock input SET DT Internal resisters A and B data input CLS DT CLV scanning V sync counter data output CLS CS...

  • Page 84: Adjustments

    MDP-V10 SECTION 7 ADJUSTMENTS 7-4. SYSTEM CONTROL SYSTEM ADJUSTMENT During the adjustment, see the arrangement diagram for adjustment parts on page from 7-8. 7-4-1. Microprocessor Clock Adjustment (MB-97 board) 7-1. LIST OF SERVICING JIGS Mode Stop Emitter of Q153 (Pin 2 of IC204) Measurement point •...

  • Page 85: Adjustment After The Attachment Of The Optical Pick-Up Block

    7-5. ADJUSTMENT AFTER THE ATTACHMENT OF THE OPTICAL PICK-UP BLOCK 3 Press the STOP button (p) to stop the CD (YEDS-18). 7-5-1. Jigs and Tools 4 Press the OPEN/CLOSE button (§) to draw out the disc tray. • Hexagonal wrench (Tangential screwdriver: 7-700-766-04) 5 Loosen three screws on the feed base block assembly.
  • Page 86 6 Loosen three screws on the spindle motor. Feed base block ass’y Loosen the screw about a turn from the state of being tight. Insert a eccentric screwdriver to either one of the hole for adjustment. Chucking ring Jig terminal : E, F Mode : TRACKING, SLED OFF...

  • Page 87: Servo System Adjustments

    7-6. SERVO SYSTEM ADJUSTMENTS TRACKING BAL check Note: The last code-C of parts No. for MD 7-6-1. LD Side A Adjustment adjustment cable will be assigned 1 Put the LD alignment disc HLV-8 in with the CAV side to the with TRK ERR Y1 and Y2 ( part).

  • Page 88: Ld Side B Adjustment

    7-6-2. LD Side B Adjustment 1 Loosen the side B RD screw and TAN screw (hexagonal screw 2.6) on the feed base. 2 Put the LD alignment disc (HLV-8) in with the CAV side to the side B, playback it and pause at the chapter 3 (#2201). 3 Turn off the SLED and TRACKING, and adjust inserting an eccentric screwdriver to B RD adjustment hole so that the Lissagous waveform meets standard.

  • Page 89: Video System Adjustments

    7-7. VIDEO SYSTEM ADJUSTMENTS 7-7-1. LD Output Level Adjustment (MB-97 board) 7-7-3. Video CD Output Level Adjustment (VX-97 board) Mode Mode Still Still LD alignment disc HLV-8 Video CD test disc (HLV-401) Signal Signal Frame No. 4100 (Color bar) Track No. 41 (White 100%) J001 (VIDEO OUT 1 terminal) J001 (VIDEO OUT 1 terminal) Measurement point...

  • Page 90: Arrangement Diagram For Adjustment Parts

    7-8. ARRANGEMENT DIAGRAM FOR ADJUSTMENT PARTS MB-97 BOARD (SIDE B) CT151 Microprocessor Clock adjustment IC204 IC151 Q153 RV101 LD Output Level adjustment RV702 RV701 LD Side-B LD Side-A adjustment adjustment CN702 J002 J001 POWER BLOCK (PS-96) VX-97 BOARD (COMPONENT SIDE) (SIDE B) CN201 RV201...

  • Page 91: Evaluation Of Optical Pick-Up Block (Khs-150A)

    MDP-V10 SECTION 8 EVALUATION OF OPTICAL PICK-UP BLOCK (KHS-150A) • To evaluate whether the optical pick-up block (KHS-150A) is 8-4. CROSSTALK CHECK good or not good, perform as follows. 1. Play the CAV of the LD reference disc (HLV-8) to check the 8-1.

  • Page 92: Instruction Manual For Special Functions

    INSTRUCTION MANUAL FOR SPECIAL FUNCTIONS Introduction The MDP-V10 is provided with special functions, in addition to its normal functions, for convenience and repair work. In this manual, these functions are classified into three sections-“Debug Mode”, “Service Mode”, and “Expansion Key Mode” and explained.

  • Page 93: Outline

    1. OUTLINE 2. DEBUG MODE 1-1. Debug Mode 2-1. Setting the Debug Mode The “Debug Mode” is a state in which the function (debug func- To set the debug mode from the normal mode (normal state), press tion) which displays microprocessor RAM information on the screen the [10/0] key and then the [STOP] key of the remote control while can be used.

  • Page 94: Reading The Debug Display

    2-4. Reading the Debug Display 2-4-2. [1] Function Mode History “Debug Display” shows information of the mode controller on the Displays the history of the function mode. screen in dump list format. The function mode is the basic operation commands, such as STOP The title is displayed at the left side of the screen at the second line, and PLAY, which are transmitted from the mode controller to the while the data is displayed from the third to the ninth lines.
  • Page 95 Table 9-2. Function Mode List State Description Power OFF Power ON start-up During initialization when power is turned on Open Opens the door and ejects the tray Stop Draws in the tray and stops the spindle Side A playback standby From stop, etc.

  • Page 96: 2] Emergency History

    2-4-3. [2] Emergency History Displays the history of emergency codes occurred. The emergency code is 1 byte data transmitted to the mode control- ler when problems occur in the mechanism controller. Like [64 (Minimum chapter detection)], some codes only indicate the state code level.
  • Page 97 Table 9-3. Emergency Code List State Operation After Occurring Forced power OFF request POWER OFF Forced tray ejection request EJECT STOP request STOP STOP request during forced door open STOP PLAY request PLAY Power OFF shift finalization request POWER OFF display fixed Power OFF request after communication stop POWER OFF Front door does not move...

  • Page 98: 3] Mechanism Controller Service Information

    2-4-4. [3] Mechanism Controller Service Information Mechanism Mode Displays the service information transmitted from the The mechanism mode is the basic operation mode in the mecha- mechanism controller. nism controller. The codes are more or less the same as the function mode, but divided more in detail than the function mode.

  • Page 99: 4] Trap Flag

    The reason why the power turned off abnormally the last time is The following next page shows a list of the SIRCS code used by because 80 (power off due to abnormal voltage level) occurred in MDP-V10. the VFD controller. The bits of the flag have the following meanings.

  • Page 100: 7] Information On Communication With Mechanism Controller

    Table 9-7. List of MDP SIRCS Codes 2-4-7. [7] Information on Communication with Mechanism Controller Displays the communication data of normal text with the mecha- Function nism controller. The third to the fifth line is the text transmitted from the mode con- troller to the mechanism controller.

  • Page 101: Repeat] Operation Information

    2-4-8. [REPEAT] Operation Information 3. SERVICE MODE Displays the operation information Displays the optical system operation time at the third line. The 3-1. Setting the Service Mode fourth to ninth lines show the number of SIRCS received in hexa- To set the service mode, perform the following process. decimal digits.

  • Page 102: Side A] Key

    3-3-5. [STILL/STEP 7] Key……Tray Aging Start Table 9-10. List of Special Operations When the [Still/STEP 7] key is pressed, tray aging will start. As the tray will move in and out automatically, be careful of the Keys Special Operations surrounding area. It will stop when the [STOP] key is pressed.

  • Page 103: Expansion Key Function

    When this function is executed, take note that emergency histories, and all information will be deleted other than the trap flag information of the debug mode. MDP-V10 Fluorescent tube/all LEDs lighting up [STOP]+[>10]+[POWER] When the power turns on automatically, all the segments of the Fluorescent tube and LEDs (Only when the power is off.)
  • Page 104 MDP-V10 Sony Corporation 97F097020-1 Printed in Singapore © 1997. 6 9-960-999-11 Home A&V Products Company Published by General Engineering Dept. (Shibaura) — 192 —...

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