Sony CDP-EX880/MS717 Service Manual
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Sony CDP-EX880/MS717 Service Manual

Sony CDP-EX880/MS717 Service Manual

Compact disc player
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SERVICE MANUAL
CDP-EX880/MS717 are the CD player
section in DHC-EX880MD/MD717.
MICROFILM
CDP-EX880/MS717
Photo: CDP-MS717
SPECIFICATIONS
Model Name Using Similar Mechanism
CD Mechanism Type
Base Unit Type
Optical Pick-up Type
COMPACT DISC PLAYER
AEP Model
UK Model
CDP-EX880
E Model
Tourist Model
CDP-MS717
HCD-MD515
CDM48B-5BD29
BU-5BD29
KSS-213BA/F-NP

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Summary of Contents for Sony CDP-EX880/MS717

  • Page 1 CDP-EX880/MS717 SERVICE MANUAL AEP Model UK Model CDP-EX880 E Model Tourist Model CDP-MS717 CDP-EX880/MS717 are the CD player section in DHC-EX880MD/MD717. Photo: CDP-MS717 Model Name Using Similar Mechanism HCD-MD515 CD Mechanism Type CDM48B-5BD29 Base Unit Type BU-5BD29 Optical Pick-up Type...

  • Page 2: Self Diagnostic Function

    SELF DIAGNOSTIC FUNCTION (d) The status, when judged NO DISC error. This set can display the error history using the self diagnostic func- “3 ” : Stop tion. “4 ” : Set up “5 ” : TOC read 1. OPERATING THE DISPLAYED HISTORYS “6 ”...

  • Page 3: Table Of Contents

    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 POWER SUPPLY DURING SERVICING CAUTION • As this set has not own power supply, it does not operate inde- Use of controls or adjustments or performance of procedures pendently. other than those specified herein may result in hazardous ra- Therefore, during servicing, connect it to the Pre-Main ampli- diation exposure.
  • Page 5 CD-TEXT TEST DISC This unit is able to display the test data (character information) written in the CD on its fluorescent indicator tube. The CD-TEXT TEST DISC (TGCS-313:4-989-366-01) is used for checking the display. To check, perform the following procedure. Checking Method: 1.
  • Page 6 Table 2: CD-TEXT TEST DISC Recorded Contents and Display (In this unit, some special characters cannot be displayed. This is no a fault.) TRACK Recorded contents Display ! ” # $ % & ´ (21h to 27h)1kHz 0dB L&R N All the same + , –...

  • Page 7: General

    SECTION 2 GENERAL LOCATION OF CONTROLS 1 SHUFFLE button 0 ENTER/YES button 2 CONTINUE button !¡ MENU/NO button 3 DISC SKIP button !™ p button (Stop play) 4 REPEAT button !£ fl button 5 CD1-3 indicator !¢ DISPLAY 6 CD DISC TRAY !∞...

  • Page 8: Disassembly

    SECTION 3 DISASSEMBLY Note: Follow the disassembly procedure in the numerical order given. 2 screw CASE (BVTT3 × 6) 3 case 1 two screws (case 3 TP2) 1 two screws (case 3 TP2) FRONT PANEL SECTION 4 front panel section 3 claw 2 three screws (BVTT3 ×...
  • Page 9 MECHANISM DECK SECTION (CDM48B-5BD29) , MAIN BOARD 6 two PC board holders 3 mechanism deck section 5 two screws (CDM48B-5BD29) (BV3 × 10) 7 MAIN board 1 connector (CN201) 1 flat wire (11 core) (CN321) 1 connector (CN322) 4 three connectors (CN391, 392, 393) 4 flat wire (CN331)
  • Page 10 BASE UNIT (BU-5BD29) 2 Remove the base unit (BU-5BD29) to direction of the arrow. 1 two screws 1 two screws (BV3 × 8) (BV3 × 8) TRAY (SUB) ASS’Y 2 tray (sub) ass’y 1 Pull the slider (selection). – 10 –...
  • Page 11 BD BOARD 1 two screws 1 two screws (PTPWH M2.6 × 6) (PTPWH M2.6 × 6) 2 optical pick-up section 3 two springs 3 two springs 5 screw (BVTP2.6 × 8) 4 flat wire (16 core) (CN101) 7 BD board limit switch (S101) 6 Remove the...
  • Page 12 OPTICAL PICK-UP (KSS-213BA/F-NP) , SLED MOTOR (M102) 3 optical pick-up (KSS-213 BA/F-NP) 4 two screws (P2 × 3) 2 sled shaft 1 claw 5 sled motor (M102) SPINDLE MOTOR (M101) 4 gear (M) 6 Turn the lever. 5 claw 8 spindle motor (M101) 2 claw 1 two insulators (BU)

  • Page 13: Test Mode

    SECTION 4 SECTION 5 TEST MODE ELECTRICAL ADJUSTMENTS • AGING MODE Notes: 1. How to Enter AGING Mode 1. CD Block basically constructed to operated without adjustment. Therefore, check eaech item in order given. 1) Insert a disc into the CD player. 2.
  • Page 14 2. RF LEVEL CHECK Adjustment Location : Connection: [BD BOARD] – Side B – oscilloscope BD board TP (RF) TP (VC) – Procedure: 1. Connect the oscilloscope to TP (RF) and TP (VC) on BD board. 2. Turned power switch on. IC102 [     ] 3.

  • Page 15: Diagrams

    SECTION 6 DIAGRAMS • Circuit Boards Location JACK board MID SENS board MID SW board DISC DETECTION (A) board IN SW board DISC DETECTION (B) board PANEL board U/D MOTOR board MAIN board LED board COUNT SW board OPEN/CLOSE TRAY MOTOR board SW board BD board –...
  • Page 16 • IC Block Diagrams – BD Board – IC101 CXA1992AR IC102 BA5941FP-E2 – – RF SUMMING PD2 IV PD1 IV + – + – FE_BIAS SENS2 ↓ – SENS1 LEVEL SHIFT LASER POWER CONTROL F IV AMP LEVEL SHIFT FE AMP –...
  • Page 17 IC104 LC89170M-TLM EXCK CPU INTERFACE SBSO DQSY 32 WORD X 8 BIT DUAL PORT RAM CHECKER SCOR SRDT WFCK SCLK TIMING & SYNCHRONIZATION SIGNAL PROTECTION XMODE TEST –MAIN Board – IC371 LB1648 DRIVER DRIVER INPUT LOGIC BLOCK INPUT LOGIC BLOCK –...
  • Page 18 – PANEL Board – IC601 M66004M8FP 64 - 61 59 - 33 (35BIT x 16) DECODER CODE SELECT INDICATION SEGMENT CODE/COMMAND INDICATION INDICATION DIGIT OUTPUT CODE OUTPUT CONTROL CONTROL CONTROLLER CIRCUIT RESISTOR CODE CIRCUIT RESISTOR CIRCUIT (8BIT x 16) WRITE DECODER (35BIT x 16) WRITE...

  • Page 19: 6-7. Ic Pin Function Description

    6-7. IC PIN FUNCTION DESCRIPTION • MAIN BOARD IC301 µPD784215GF-516-3BA (SYSTEM CONTROLLER) Pin No. Pin Name Function 1, 2 Not used (open) LED LAT Serial data latch pulse output to the LED driver (IC602) “L” active DRV CS Chip select signal output to the fluorescent indicator tube driver (IC601) “L” active Data read enable signal output to the S-RAM (IC315) “L”...
  • Page 20 Pin No. Pin Name Function Main system clock input terminal (12.5 MHz) — Ground terminal Sub system clock output terminal Not used (open) Sub system clock input terminal Not used (fixed at “L”) System reset signal input from the reset signal generator (IC311) “L”: reset RESET For several hundreds msec.
  • Page 21 • Waveforms – BD Board – – MAIN Board – 5 IC103 ^™ (RFCK) 1 IC101 #£ (RF O) (CD PLAY) 1 IC103 #ª (X1) 4.9 Vp-p 3 Vp-p Approx. 1.2 Vp-p 12.5 MHz 136 µ s – PANEL Board – 2 IC101 $∞...

  • Page 22: Exploded Views

    4-995-074-01 KNOB (JOG) * 13 A-4724-092-A MAIN BOARD, COMPLETE X-4949-032-1 PANEL ASSY, FRONT 4-965-822-01 FOOT 4-962-708-01 EMBLEM (4-A), SONY 4-951-620-41 SCREW (2.6), +BVTP X-4949-035-1 LID ASSY 1-783-102-11 WIRE (FLAT TYPE) (5 CORE) 1-667-599-11 LED BOARD 1-783-104-11 WIRE (FLAT TYPE) (17 CORE)
  • Page 23 (2) MECHANISM DECK SECTION-1 (CDM48B-5BD29) not supplied supplied M501 BU-5BD29 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark * 51 4-993-146-01 HOLDER, BU 4-964-466-01 GEAR (JOINT) 4-948-503-01 SPRING (BU), COMPRESSION * 61 4-967-875-01 REINFORCEMENT (PLATE CAM) 3-383-699-01 CLAMP (EDGE) * 62 1-651-396-11 U/D MOTOR BOARD...
  • Page 24 (3) MECHANISM DECK SECTION-2 (CDM48B-5BD29) (including r A) not supplied not supplied not supplied M502 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark * 101 X-4948-784-1 CHASSIS ASSY, SUB * 123 1-651-392-11 MID SW BOARD 4-964-476-01 BELT (R) 4-964-484-01 SPRING (LEVER R), TORSION 3-319-030-01 BELT (MIDWAY) 4-964-492-01 BASE (MAGNET), FITTING...
  • Page 25 (4) BASE UNIT SECTION (BU-5BD29) 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 ! 151 8-848-379-31 OPTICAL PICK-UP KSS-213BA/F-NP...

  • Page 26: Electrical Parts List

    SECTION 8 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 parts list may be different from the parts speci- are seldom required for routine service.
  • Page 27 COUNT SW DISC DETECTION (A) DISC DETECTION (B) IN SW Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < RESISTOR > R181 1-216-025-00 RES,CHIP 1/10W R182 1-216-025-00 RES,CHIP 1/10W R102 1-216-001-00 METAL CHIP 1/10W R183 1-216-025-00 RES,CHIP 1/10W R104 1-216-093-00 METAL CHIP...
  • Page 28 JACK MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 1-667-598-16 JACK BOARD R562 1-249-429-11 CARBON 1/4W R563 1-249-429-11 CARBON 1/4W *********** < CAPACITOR > R564 1-249-429-11 CARBON 1/4W R565 1-249-429-11 CARBON 1/4W C501 1-136-153-00 FILM 0.01uF R566 1-249-429-11 CARBON...
  • Page 29 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C327 1-162-282-31 CERAMIC 100PF C334 1-164-159-11 CERAMIC 0.1uF < IC > C335 1-164-159-11 CERAMIC 0.1uF IC201 8-759-158-62 IC TA78057S C336 1-164-159-11 CERAMIC 0.1uF IC211 8-759-604-86 IC M5F7807L C343 1-162-290-31 CERAMIC 470PF...
  • Page 30 MAIN MID SENS MID SW OPEN/CLOSE SW PANEL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R342 1-247-807-31 CARBON 1/4W R343 1-247-807-31 CARBON 1/4W < PHOTO INTERRUPTER > R344 1-247-807-31 CARBON 1/4W IC501 8-729-020-74 PHOTO INTERRUPTER GP1S24 R345 1-249-429-11 CARBON 1/4W...
  • Page 31 PANEL TRAY MOTOR U/D MOTOR Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C629 1-162-282-31 CERAMIC 100PF R633 1-249-415-11 CARBON 1/4W C630 1-162-282-31 CERAMIC 100PF R634 1-249-417-11 CARBON 1/4W C631 1-162-282-31 CERAMIC 100PF R635 1-249-419-11 CARBON 1.5K 1/4W C632...
  • Page 32 CDP-EX880/MS717 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark MISCELLANEOUS *************** 1-783-102-11 WIRE (FLAT TYPE) (5 CORE) 1-783-104-11 WIRE (FLAT TYPE) (17 CORE) 1-783-105-11 WIRE (FLAT TYPE) (23 CORE) 1-783-103-11 WIRE (FLAT TYPE) (11 CORE) 1-452-719-11 MAGNET ASSY...

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