Sony MDS-JB920 Service Manual
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Sony MDS-JB920 Service Manual

Mini disc deck
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SERVICE MANUAL
U.S. and foreign patents licensed form Dolby Laboratories
Licensing Corporation.
System
MiniDisc digital audio system
Disc
MiniDisc
Laser
Semiconductor laser (λ=780nm)
Emission duration: continuous
Less than 44.6 µW*
Laser output
* 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.
Laser diode properties
Material: GaAIAs
Revolutions (CLV)
400 rpm to 900 rpm
Error correction
Advanced Cross Interleave Reed
Solomon Code (A CIRC)
Sampling frequency
44.1 kHz
Coding
Adaptive Transform Acoustic Coding
(ATRAC)
Modulation system
EFM (English-to-Fourteen Modulation)
Number fo channels
2 setero channels
Frequency response
5 to 20,000 Hz ±0.3 dB
Signal-to-noise retio
Over 100 dB during playback
Wow and flutter
Below measureble limit
MICROFILM
MDS-JB920
Model Name Using Similar Mechanism
MD Mechanism Type
Optical Pick-up Type
SPECIFICATIONS
Inputs
LINE (ANALOG) phono
IN
DIGITAL
OPTICAL IN1
DIGITAL
OPTICAL IN2
DIGITAL
COAXIAL IN
Outputs
PHONES
LINE (ANALOG) Phono
OUT
DIGIRAL
OPTICAL OUT
DIGITAL
COAXIAL OUT
US Model
Canadian Model
AEP Model
UK Model
jack
input
Rated
type
impedance
input
47 kilohms
500 mVrms 125 mVrms
jacks
Square
Optical wave
optical
length:
—
connector 660 nm
jack
Square
Optical wave
optical
length:
—
connector 660 nm
jack
Phono
75 ohms
0.5 Vp-p
jack
±20%
jack type
Rated output
Stereo
28 mW
phone jack
2 Vrms
jacks
(at 50 kilohms)
Square
–18 dBm
optical
connector
jack
Phono
0.5 Vp-p
jack
(at 75 ohms)
MINI DISC DECK
MDS-JE520
MDM-5A
KMS-260A/J1N
Minimum
input
—
—
—
Load impedance
32 ohms
Over
10 kilohms
Optical wave
length:
660 nm
75 ohms

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  • Page 1 MDS-JB920 SERVICE MANUAL US Model Canadian Model AEP Model UK Model Model Name Using Similar Mechanism MDS-JE520 U.S. and foreign patents licensed form Dolby Laboratories Licensing Corporation. MD Mechanism Type MDM-5A Optical Pick-up Type KMS-260A/J1N SPECIFICATIONS System MiniDisc digital audio system...
  • Page 2 General Supplied accessories Power requirements Audio connecting cords (2) Optical cable (1) Where purchased Power requirements Remote commander (remote) RM-D17M (1) Continental Europe and UK 220 – 230 V AC, 50/60 Hz R6 (size-AA) batteries (2) U.S.A and Canada 120 V AC, 60 Hz Design and specifications are subject to change without notice.
  • Page 3 Items of Error History Mode Items and Contents Selecting the Test Mode Display Details of History total rec Displays the recording time. Displayed as “rππππππh”. The displayed time is the total time the laser is set to the high power state. This is about 1/4 of the actual recording time.

  • Page 4: Table Of Contents

    SECTION 1 SERVICING NOTES TABLE OF CONTENTS SAFETY CHECK-OUT After correcting the original service problem, perform the follow- ing safety check before releasing the set to the customer: SERVICING NOTES ..........4 Check the antenna terminals, metal trim, “metallized” knobs, screws, and all other exposed metal parts for AC leakage.
  • Page 5 OPERATION. REPLACE THESE COMPONENTS WITH DE FONCTIONNEMENT. NE REMPLACER CES COM- SONY PARTS WHOSE PART NUMBERS APPEAR AS POSANTS QUE PAR DES PIÈCES SONY DONT LES SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB- NUMÉROS SONT DONNÉS DANS CE MANUEL OU LISHED BY SONY.
  • Page 6 JIG FOR CHECKING BD BOARD WAVEFORM The special jig (J-2501-149-A) is useful for checking the waveform of the BD board. The names of terminals and the checking items to be performed are shown as follows. GND : Ground I+3V : For measuring IOP (Check the deterioration of the optical pick-up laser) IOP : For measuring IOP (Check the deterioration of the optical pick-up laser) : TRK error signal (Traverse adjustment) VC : Reference level for checking the signal...
  • Page 7 IOP Data Recording and Display When Pickup and Non-volatile Memory (IC171 of BD board) are Replaced The IOP value labeled on the pick-up can be recorded in the non-volatile memory. By recording the value, it will eliminate the need to look at the value on the label of the optical pick-up.
  • Page 8 Checks Prior to Parts Replacement and Adjustments Before performing repairs, perform the following checks to determine the faulty locations up to a certain extent. Details of the procedures are described in “5 Electrical Adjustments”. Criteria for Determination Measure if unsatisfactory: (Unsatisfactory if specified value is not satisfied) Laser power check •...
  • Page 9 Retry Cause Display Mode • In this test mode, the causes for retry of the unit during recording can be displayed on the fluorescent indicator tube. During playback, the “track mode” for obtaining track information will be set. This is useful for locating the faulty part of the unit. •...
  • Page 10 Reading the Retry Cause Display Higher Bits Lower Bits Hexa- Details Hexadecimal decimal When 0 When 1 b7 b6 b5 b4 b3 b2 b1 b0 Binary Emphasis OFF Emphasis ON Monaural Stereo This is 2-bit display. Normally 01. 01:Normal audio. Others:Invalid Audio (Normal) Invalid Original...

  • Page 11: General

    SECTION 2 GENERAL LOCATION OF CONTROLS 1 STANDBY indicator 2 1/u (Power) button • Front view 3 TIMER switch 4 MEGA CONTROL button 5 MEGA CONTROL indicator 6 MUSIC SYNC button 7 SCROLL/CLOCK SET button 8 DISPLAY/CHAR button 9 Remote sensor 0 Fluoresent indicator tube !¡...
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  • Page 14: Disassembly

    SECTION 3 DISASSEMBLY • This set can be disassembled in the order shown below. CASE (4095269) FRONT PANEL SECTION (Page 14) (Page 15) MAIN BOARD (Page 15) MECHANISM SECITON (MDM-5A) SLIDER (CAM) (Page 16) (Page 16) BASE UNIT (MBU-5A), BD BOARD SW BOARD, LOADING MOTOR (M103) (Page 17) (Page 17)
  • Page 15 FRONT PANEL SECITON 2 wire (flat type) (21 core) (MAIN-DISP) 1 connector (CN800) (CN790) 4 claw 1 two connectors (CN801) 4 claw 3 five screws (BVTP3 × 8) 5 front panel section MAIN BOARD 2 wire (flat type) (21 core) (MAIN-BD) (CN402) 1 connector 2 wire (flat type) (21 core) (MAIN-DISP)
  • Page 16 MECHANISM SECTION (MDM-5A) 3 four step screws (BVTTWH M3) 1 connector (CN401) 4 Remove the mechanism deck (MDM-5A) to direction of the arrow. 2 wire (flat type) (21 core) (MAIN-BD) (CN402) 2 wire (flat type) (23 core) (CN400) SLIDER (CAM) 6 slider (Cam) •...
  • Page 17 BASE UNIT (MBU-5A), BD BOARD 2 base unit (MBU-5A) 5 flexible board (CN104) 6 flexible board (CN101) 1 three screws (P2.6 × 6) 3 Remove the solder (Five portion). 7 BD board 4 screw (M1.7 × 4) SW BOARD, LOADING MOTOR (M103) 1 screw (PTPWH M2.6 ×...

  • Page 18: Test Mode

    SECTION 4 TEST MODE 1. PRECAUTIONS FOR USE OF TEST MODE • As loading related operations will be performed regardless of the test mode operations being performed, be sure to check that the disc is stopped before setting and removing it. [     EJECT] §...
  • Page 19 5. SELECTING THE TEST MODE [        AMS        ] There are 31 types of test modes as shown below. The groups can be switched by rotating the ≠ ± knob. After selecting the [YES] [        AMS        ] ± group to be used, press the button. After setting a certain group, rotating the ≠...
  • Page 20 5-1. Operating the Continuous Playback Mode 1. Entering the continuous playback mode (1) Set the disc in the unit. (Whichever recordable discs or discs for playback only are available.) [        AMS        ] ± (2) Rotate the ≠ knob and display “CPLAY MODE” (C30). [YES] (3) Press the button to change the display to “CPLAY MID”.
  • Page 21 6. FUNCTIONS OF OTHER BUTTONS Function Contents Sets continuous playback when pressed in the STOP state. When pressed during continuous playback, the tracking servo · turns ON/OFF. Stops continuous playback and continuous recording. The sled moves to the outer circumference only when this is pressed. The sled moves to the inner circumference only when this is pressed.
  • Page 22 MEANINGS OF OTHER DISPLAYS Contents Display When Lit When Off · During continuous playback (CLV: ON) STOP (CLV: OFF) Tracking servo OFF Tracking servo ON Recording mode ON Recording mode OFF –SYNC CLV low speed mode CLV normal mode A.SPACE ABCD adjustment completed OVER Tracking offset cancel ON...

  • Page 23: Electrical Adjustments

    SECTION 5 ELECTRICAL ADJUSTMENTS 1. PARTS REPLACEMENT AND ADJUSTMENT • Check and adjust the MDM and MBU as follows. The procedure changes according to the part replaced • Abbreviation : Optical pick-up OWH : Overwrite head • Temperature compensation offset check •...
  • Page 24 2. PRECAUTIONS FOR CHECKING LASER DIODE 4. Use the following tools and measuring devices. • Check Disc (MD) TDYS-1 EMISSINON (Parts No. 4-963-646-01) To check the emission of the laser diode during adjustments, never • TEST DISK (MDW-74/AU-1) (Parts No. 8-892-341-41) view directly from the top as this may lose your eye-sight.
  • Page 25 [YES] 6. CHECK PRIOR TO REPAIRS Note 1: After step 4, each time the button is pressed, the display will be switched between “LD 0.7 mW $ ”, “LD 6.2 mW $ These checks are performed before replacing parts according to ”, and “LD Wp ”.
  • Page 26 [YES] 6-4. Focus Bias Check 9. Press the button display “EFB = MO-P”. Then, the optical pick-up moves to the pit area automatically Change the focus bias and check the focus tolerance amount. and servo is imposed. Checking Procedure : 10.

  • Page 27: Laser Power Adjustment

    7. INITIAL SETTING OF ADJUSTMENT VALUE 9. TEMPERATURE COMPENSATION OFFSET ADJUTMENT Note: Save the temperature data at that time in the non-volatile memory Mode which sets the adjustment results recorded in the non-volatile as 25 ˚C reference data. memory to the initial setting value. However the results of the tempera- Note : ture compensation offset adjustment will not change to the initial setting 1.
  • Page 28 [        AMS        ] 11. TRAVERSE ADJUSTMENT 7. Then, rotate the ≠ ± knob and display “LDPWR CHECK” (C02). [YES] Note 1:Data will be erased during MO reading if a recorded disc is 8. Press the button once and display “LD 0.9 mW $ ”.
  • Page 29 [        AMS        ] [YES] 8. Rotate the ≠ ± knob so that the waveform of the 18. Press the button, display “EFB = SAV” for a mo- oscilloscope becomes the specified value. ment and save the adjustment results in the non-volatile [        AMS        ] (When the ≠...
  • Page 30 13. ERROR RATE CHECK 15. AUTO GAIN CONTROL OUTPUT LEVEL 13-1. CD Error Rate Check ADJUSTMENT Checking Procedure : Be sure to perform this adjustment when the pickup is replaced. 1. Load a check disc (MD) TDYS-1. If the adjustment results becomes “Adjust NG!”, the pickup may [        AMS        ] ±...
  • Page 31 16. ADJUSTING POINTS AND CONNECTING POINTS [BD BOARD] (SIDE A) CN101 D101 CN110 I+3V NOTE IC171 [BD BOARD] (SIDE B) IC101 IC121 IC192 Note: It is useful to use the jig. for checking the waveform. (Refer to Servicing Notes on page 6.) –...

  • Page 32: Diagrams

    SECTION 6 DIAGRAMS 6-1. IC PIN FUNCTION DESCRIPTION • BD BOARD IC101 CXA2523AR (RF AMP, FOCUS/TRACKING ERROR AMP) Pin No. Pin Name Function I-V converted RF signal I input from the optical pick-up block detector I-V converted RF signal J input from the optical pick-up block detector Middle point voltage (+1.65V) generation output terminal 4 to 9 A to F...
  • Page 33 • BD BOARD IC121 CXD2654R (DIGITAL SIGNAL PROCESSOR, DIGITAL SERVO PROCESSOR, EFM/ACIRC ENCODER/DECODER, SHOCK PROOF MEMORY CONTROLLER, ATRAC ENCODER/DECODER) Pin No. Pin Name Function Focus OK signal output to the system controller (IC800) MNT0 (FOK) “H” is output when focus is on (“L”: NG) MNT1 (SHOCK) Track jump detection signal output to the system controller (IC800) MNT2 (XBUSY)
  • Page 34 Pin No. Pin Name Function Address signal output to the D-RAM (IC124) XRAS Row address strobe signal output to the D-RAM (IC124) “L” active Write enable signal output to the D-RAM (IC124) “L” active Two-way data bus with the D-RAM (IC124) I (S) MVCI Digital in PLL oscillation input from the external VCO Not used (fixed at “L”)
  • Page 35 Pin No. Pin Name Function SRDR Sled servo drive PWM signal (–) output to the BH6511FS (IC152) SFDR Sled servo drive PWM signal (+) output to the BH6511FS (IC152) SPRD Spindle servo drive PWM signal (–) output to the BH6511FS (IC152) SPFD Spindle servo drive PWM signal (+) output to the BH6511FS (IC152) I (S)
  • Page 36 • MAIN BOARD IC100 CXD8607N (A/D CONVERTER) Pin No. Pin Name Function INRP R-ch analog signal (–) input terminal INRM R-ch analog signal (+) input terminal REFI Reference voltage (+3.3V) input terminal (for A/D converter section) AVDD — Power supply terminal (+5V) (for A/D converter section, analog system) AVSS —...
  • Page 37 Pin No. Pin Name Function Power supply terminal (+5V) (for L-ch side D/A converter section, analog system) AVDDL — Not used (open) L-ch PLM signal 1 output terminal Not used (open) Power supply terminal (+5V) (for L-ch side D/A converter section, digital system) VDD2 —...
  • Page 38 • MAIN BOARD IC800 M30610MCA-264FP (SYSTEM CONTROLLER) Pin No. Pin Name Function JOG1 JOG dial pulse input from the rotary encoder (S713 ≠ AMS ±) JOG0 JOG dial pulse input from the rotary encoder (S713 ≠ AMS ±) Monitor output terminal for the test C1 error rate is output when test mode ADER Monitor output terminal for the test ADER is output when test mode Subcode Q sync (SCOR) input from the CXD2654R (IC121)
  • Page 39 MDS-JB920 Pin No. Pin Name Function Pin No. Pin Name Function Laser power select signal output to the CXD2654R (IC121) and HF module switch circuit Optical in 1/2 or coaxial in selection signal output to the digital input selector (IC300)

  • Page 40: Block Diagram - Servo Section

    MDS-JB920 6-2. BLOCK DIAGRAM – SERVO Section – IC121 (1/2) OVER WRITE EFMO ADDT ADDT (Page 43) HEAD DRIVE IC181, Q181, 182 DATAI HR901 DIGITAL SIGNAL PROCESSOR, FILI SAMPLING OVER WRITE HEAD SCTX EFM/ACIRC ENCODER/DECODER, XBCKI RATE SHOCK PROOF MEMORY CONTROLLER,...

  • Page 41: Block Diagram - Main Section

    MDS-JB920 6-3. BLOCK DIAGRAM – MAIN Section – • SIGNAL PATH BUFFER : PLAY (ANALOG OUT) IC101 : PLAY (DIGITAL OUT) VREF : REC (ANALOG IN) DIGITAL A/D CONVERTER DIGITAL INPUT SELECTOR OPTICAL IN 1 IC100 VREFL : REC (DIGITAL IN)

  • Page 42: Note For Printed Wiring Boards And Schematic Diagrams

    • Circuit Boards Location 6-4. NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS Note on Schematic Diagram: Note on Printed Wiring Boards: • All capacitors are in µF unless otherwise noted. pF: µµF • X : parts extracted from the component side. AC board 50 WV or less are not indicated except for electrolytics •...

  • Page 43: Printed Wiring Board – Bd Section

    6-5. PRINTED WIRING BOARDS – BD Section – • See page 45 for Circuit Boards Location. MAIN BOARD MAIN BOARD CN402 CN400 (Page 63) (Page 64) • Semiconductor • Semiconductor Location Location Ref. No. Location Ref. No. Location D101 IC101 D181 IC121 D183...

  • Page 44: Schematic Diagram - Bd Section (1/2)

    MDS-JB920 6-6. SCHEMATIC DIAGRAM – BD Section (1/2) – • • See page 53 for Waveforms. See page 70 and 71 for IC Block Diagrams. (Page 52) (Page 51) (Page 52) (Page 51) (Page 51) (Page 52) (Page 52) – 49 –...

  • Page 45: Schematic Diagram - Bd Section (2/2)

    MDS-JB920 6-7. SCHEMATIC DIAGRAM – BD Section (2/2) – • • See page 53 for Waveforms. See page 70 and 71 for IC Block Diagrams. (Page 49) (Page 49) (Page 49) (Page 50) (Page 50) (Page 50) (Page 50) (Page 57)
  • Page 46 MDS-JB920 • Waveforms – BD board – – MAIN board – – DISP board – 1 IC101 1, 2 (I, J) (Play mode) 5 IC121 @¶ (LRCK) 1 IC200 2 (BCK) 5 IC200 $º (64FSO) 9 IC800 !£ (XOUT) 1 IC771 ^§ (OSCO) 3.2 Vp-p...

  • Page 47: Schematic Diagram – Main Section (1/3)

    MDS-JB920 6-8. SCHEMATIC DIAGRAM – MAIN Section (1/3) – • See page 54 for Waveforms. • See page 72 and 73 for IC Block Diagrams. (Page 57) (Page 69) (Page 51) (Page 68) (Page 68) (Page 59) – 55 –...

  • Page 48: Schematic Diagram - Main Section (1/3)

    MDS-JB920 6-9. SCHEMATIC DIAGRAM – MAIN Section (2/3) – • See page 72 and 73 for IC Block Diagrams. (Page 51) (Page 56) (Page 59) Note: • Voltages and waveforms are dc with respect to ground in The components identified by mark ! or dotted Les composants identifiés par une marque ! sont...

  • Page 49: Schematic Diagram - Main Section (3/3)

    MDS-JB920 6-10. SCHEMATIC DIAGRAM – MAIN Section (3/3) – • • See page 53 and 54 for Waveforms. See page 72 and 73 for IC Block Diagrams. (Page 58) (Page 68) (Page 68) (Page 56) Note: • Voltages and waveforms are dc with respect to ground in playback mode.

  • Page 50: Printed Wiring Board - Main Board (Side A)

    MDS-JB920 6-11. PRINTED WIRING BOARD – MAIN Board (side A) – • See page 45 for Circuit Boards Location. – 61 – – 62 –...

  • Page 51: Printed Wiring Boards - Main Board (Side B), Ac/Bat Boards

    MDS-JB920 6-12. PRINTED WIRING BOARDS – MAIN Board (side B) , AC/BAT Boards – • See page 45 for Circuit Boards Location. (Page 64) (Page 63) (Page 64) (Page 69) (Page 48) (Page 48) Note: • : Other layers pattern (Side A).

  • Page 52: Printed Wiring Boards - Panel Section

    MDS-JB920 6-13. PRINTED WIRING BOARDS – PANEL Section – • See page 45 for Circuit Boards Location. (Page 64) (Page 65) US, CND (Page 63) (Page 64) (Page 66) (Page 63) US, CND – 65 – – 66 –...

  • Page 53: Schematic Diagram - Panel Section

    MDS-JB920 6-14. SCHEMATIC DIAGRAM – PANEL Section – • See page 54 for Waveforms. (Page 60) (Page 60) (Page 55) (Page 56) Note: • Voltages and waveforms are dc with respect to ground in playback mode. no mark : Stop –...

  • Page 54: Schematic Diagram - Bd Switch Section

    MDS-JB920 6-15. SCHEMATIC DIAGRAM – BD SWITCH Section – • IC Block Diagrams – BD Board – IC101 CXA2523AR 43 42 USROP – RF AGC MAIN BOARD (1/3) – CN401 USRC RFA1 (Page 55) BPF3T RFA2 RFA3 PEAK3T – HLPT –1...
  • Page 55 IC121 CXD2654R 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 SPINDLE GENERATOR SERVO 75 TE MNT0 74 SE MNT1 EACH MONITOR 73 AVSS BLOCK CONTROL MNT2...
  • Page 56 – MAIN Board – IC100 CXD8607N INRP INLP MODULATOR MODULATOR INRM INLM – – REFI REFO AVDD LVSS AVSS LVDD DECIMATION DECIMATION AVSS(LF) FILTER FILTER VOLTAGE REFERENCE LOW CUT LOW CUT TEST1 VSS1(LF) FILTER FILTER LRCK1 TEST3 BCK1 TEST2 ADDT VSS1 V35A VDD1...
  • Page 57 IC200 CXD8767N INVO INVI BCKI TEST OVERFLOW DETECTER DATA1 128FsO FIR1 FIR2 FIR3 LRCKI DINIT FIR4 INIT OVFLAG MUTEL OVERFLOW DETECTER SHIFT MUTER FIR1 FIR2 FIR3 LATCH FIR4 SYSM 64FSI MCKIN 3rd order X0.75 NOISE L.I.P DVSS1 SHAPER DITHER DVSS1 DVDD1 3rd order DVDD2...
  • Page 58 IC300 SN74HC153ANS IC700 LA5632 DATA INPUTS STROBE OUTPUT 2C3 2C2 2C1 2C0 SELECT – STBY 2C3 2C2 2C1 2C0 ANA5 – SYS3.3 – – 3.3V B.BAK 1C3 1C2 1C1 1C0 STROBE 1C3 1C2 1C1 1C0 OUTPUT SELECT DATA INPUTS – DELAY P.

  • Page 59: Exploded Views

    SECTION 7 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 60 Description Remark 4-998-590-01 PANEL, FRONT (BLACK) 4-997-211-01 BUTTON (MODE) (BLACK) 4-998-590-31 PANEL, FRONT (SILVER) 4-997-211-21 BUTTON (MODE) (SILVER) 4-942-568-41 EMBLEM (NO.5), SONY 4-996-690-11 LID (CARTRIDGE) (SILVER) 4-998-607-01 INDICATOR (POWER) 4-996-690-21 LID (CARTRIDGE) (BLACK) 4-998-606-01 INDICATOR (MEGA) 4-976-593-01 SPRING (LID), TORSION...
  • Page 61 (3) MECHANISM SECTION (MDM-5A) M103 MBU-5A Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 4-996-224-01 SCREW (1.7X3), +PWH * 201 1-668-111-11 SW BOARD * 202 4-996-217-01 CHASSIS 4-996-227-01 LEVER (HEAD) 4-996-223-01 INSULATOR (F) (BLACK) 4-996-229-01 SPRING (HEAD LEVER), TORSION 4-996-212-01 LEVER (LIMITTER) * 204 4-996-218-01 BRACKET (GUIDE R)
  • Page 62 (4) BASE UNIT SECTION (MBU-5A) HR901 not supplied not supplied M101 S102 M102 The components identified by Les composants identifiés par une mark ! or dotted line with marque ! sont critiques pour la mark ! are critical for safety. sécurité.
  • Page 63 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 64 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C168 1-163-038-00 CERAMIC CHIP 0.1uF Q162 8-729-101-07 TRANSISTOR 2SB798-DL C169 1-125-822-21 TANTALUM 10uF C171 1-163-038-00 CERAMIC CHIP 0.1uF Q163 8-729-403-35 TRANSISTOR UN5113 C181 1-104-913-11 TANTAL. CHIP 100uF Q181 8-729-018-75 TRANSISTOR 2SJ278MY C183 1-163-038-00 CERAMIC CHIP...
  • Page 65 DISP Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R173 1-216-121-00 RES,CHIP 1/10W < IC > R175 1-216-065-00 RES,CHIP 4.7K 1/10W R177 1-216-061-00 METAL CHIP 3.3K 1/10W IC761 8-749-013-91 IC GP1UC8X R179 1-216-085-00 METAL CHIP 1/10W IC771 8-759-525-49 IC MSM9201-02GS-K R180...
  • Page 66 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C796 1-162-294-31 CERAMIC 0.001uF C123 1-164-159-11 CERAMIC 0.1uF C797 1-164-159-11 CERAMIC 0.1uF C124 1-126-022-11 ELECT 47uF C125 1-126-023-11 ELECT 100uF C798 1-164-159-11 CERAMIC 0.1uF C126 1-126-023-11 ELECT 100uF <...
  • Page 67 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C244 1-126-023-11 ELECT 100uF C707 1-126-964-11 ELECT 10uF C245 1-126-023-11 ELECT 100uF C708 1-164-159-11 CERAMIC 0.1uF C246 1-126-023-11 ELECT 100uF C247 1-136-154-00 FILM 0.012uF C709 1-126-939-11 ELECT 10000uF C248 1-136-154-00 FILM...
  • Page 68 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark CN700 1-564-513-11 PLUG, CONNECTOR 10P IC700 8-759-525-48 IC LA5632 CN800 1-770-649-11 CONNECTOR, FFC/FPC 21P CN801 1-691-765-11 PLUG (MICRO CONNECTOR) 3P IC701 8-759-633-42 IC M5293L IC702 8-759-604-95 IC M5F79M07L <...
  • Page 69 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R108 1-259-476-11 CARBON 100K 1/6W R241 1-259-418-11 CARBON 1/6W R109 1-259-460-11 CARBON 1/6W R242 1-259-452-11 CARBON 1/6W R243 1-259-452-11 CARBON 1/6W R110 1-259-460-11 CARBON 1/6W R244 1-259-452-11 CARBON 1/6W R111 1-259-500-11 CARBON...
  • Page 70 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R714 1-247-891-00 CARBON 330K 1/4W X801 1-567-098-41 VIBRATOR, CRYSTAL (32.768kHz) R715 1-249-433-11 CARBON 1/4W ************************************************************ R800 1-249-429-11 CARBON 1/4W 1-669-995-11 PSW BOARD R801 1-249-429-11 CARBON 1/4W ********** R802 1-249-429-11 CARBON 1/4W...
  • Page 71 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark S603 1-771-264-11 SWITCH, PUSH (CHUCKING IN) 3-864-150-21 MANUAL, INSTRUCTION S604 1-771-264-11 SWITCH, PUSH (PB POSITION) (GERMAN, SPANISH, ITALIAN) (AEP) 3-864-150-31 MANUAL, INSTRUCTION (DUTCH, SWEDISH, PORTUGUESE) (AEP) ************************************************************** 3-864-150-41 MANUAL, INSTRUCTION 1-669-997-11 VOL BOARD (DANISH, FINNISH) (AEP) 3-864-150-51 MANUAL, INSTRUCTION...
  • Page 72 MDS-JB920 Sony Corporation 98E0572-1 Printed in Japan © 1998. 5 9-922-869-11 Home A&V Products Company Published by Quality Assurance Dept. – 88 – (Shibaura)

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