Sony MDS-JB920 service manual Sw Vol

Page 71

Ref. No.

Part No.

Description

Remark

S603 1-771-264-11 SWITCH, PUSH (CHUCKING IN) S604 1-771-264-11 SWITCH, PUSH (PB POSITION)

**************************************************************

*1-669-997-11 VOL BOARD

**********

 

 

< CAPACITOR >

 

 

 

C765

1-162-294-31

CERAMIC

0.001uF

10%

50V

C766

1-162-294-31

CERAMIC

0.001uF

10%

50V

 

 

< RESISTOR >

 

 

 

R765

1-249-434-11

CARBON

27K

5%

1/4W

R766

1-249-434-11

CARBON

27K

5%

1/4W

 

 

< VARIABLE RESISTOR >

 

 

RV760

1-225-581-11 RES, VAR, CARBON 20K/20K

 

 

(REC LEVEL (DIGITAL/ANALOG))

************************************************************

MISCELLANEOUS

**************

11-783-185-11 WIRE (FLAT TYPE) (21 CORE) (MAIN-DISP)

81-783-186-11 WIRE (FLAT TYPE) (21 CORE) (MAIN-BD)

91-783-187-11 WIRE (FLAT TYPE) (23 CORE)

!12 1-558-568-21 CORD, POWER (AEP)

!12 1-559-583-21 CORD, POWER (US, Canadian)

!12 1-696-586-11 CORD, POWER (UK)

2581-667-954-11 FLEXIBLE BOARD

!260 8-583-028-02 OPTICAL PICK-UP KMS-260A/J1N HR901 1-500-502-11 HEAD, OVER WRITE

M101 A-4672-475-A MOTOR ASSY, SPINDLE

M102 A-4672-474-A MOTOR ASSY, SLED M103 X-4949-264-1 MOTOR ASSY, LOADING S102 1-762-148-21 SWITCH, PUSH (2 KEY)

(REFLECT DET, PROTECT DET)

!T701 1-431-699-11 TRANSFORMER, POWER (US, Canadian)

!T701 1-431-700-11 TRANSFORMER, POWER (AEP, UK)

************************************************************

**************

HARDWARE LIST

**************

#1 7-685-646-79 SCREW +BVTP 3X8 TYPE2 N-S

#2 7-685-885-09 SCREW +BVTT 4X16 (S)

#3 7-621-772-20 SCREW +B 2X5

#4 7-621-772-40 SCREW +B 2X8

#5 7-627-852-08 SCREW, PRECISION +P 1.7X2.5

#6 7-685-533-19 SCREW +BTP 2.6X6 TYPE2 N-S

#7 7-685-133-19 SCREW +P2.6X6 TYPE2 NON-SLIT

************************************************************

ACCESSORIES & PACKING MATERIALS

********************************

1-475-580-11 REMOTE COMMANDER (RM-D17M)

1-574-264-11 CORD, LIGHT PLUG

1-590-925-31 CORD, CONNECTION

1-777-172-11 CORD, CONNECTION (Canadian)

3-864-150-11 MANUAL, INSTRUCTION (ENGLISH, FRENCH)

SW VOL

Ref. No.

Part No.

Description

Remark

3-864-150-21 MANUAL, INSTRUCTION

(GERMAN, SPANISH, ITALIAN) (AEP)

3-864-150-31 MANUAL, INSTRUCTION

(DUTCH, SWEDISH, PORTUGUESE) (AEP) 3-864-150-41 MANUAL, INSTRUCTION

(DANISH, FINNISH) (AEP)

3-864-150-51 MANUAL, INSTRUCTION

(ENGLISH, POLISH, RUSSIAN) (AEP)

4-983-537-01 COVER, BATTERY (FOR RM-D17M)

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.

Replace only with part num-

Ne les remplacer que par une pièce

ber specified.

portant le numéro spécifié.

 

 

– 87 –

Page 70 Page 72
Image 71
Page 70 Page 72
Contents MDM-5A SpecificationsMDS-JE520 General SELF-DIAGNOSIS FunctionItems of Error History Mode Items and Contents Section Servicing Notes Table of ContentsDiagrams Varoitus Flexible Circuit Board RepairingVarning IOP JIG for Checking BD Board WaveformRecord Precedure REC/PLAY Checks Prior to Parts Replacement and AdjustmentsForced Reset Precedure Retry Cause Display ModeHexadecimal nBinary Conversion Table Front view Rear view Section GeneralLocation of Controls Page Page Case Section DisassemblyMain Board Front Panel SecitonSlider CAM Mechanism Section MDM-5ASW BOARD, Loading Motor M103 Base Unit MBU-5A, BD BoardExiting the Test Mode Section Test ModePrecautions for USE of Test Mode Setting the Test ModeDisplay Contents Mark Group Selecting the Test ModeMID Operating the Continuous Playback ModeNon-Volatile Memory Mode EEP Mode Detrack check display Not used in servicing Test Mode DisplaysFunctions of Other Buttons Auto gain display Not used in servicingMeanings of Other Displays Display Contents When Lit When OffParts Replacement and Adjustment Section Electrical AdjustmentsLaser power meter Precautions for Checking Laser Diode EmissinonPrecautions for USE of Optical PICK-UP KMS-260A Precautions for AdjustmentsTraverse Check Temperature Compensation Offset CheckLaser Power Check Check Prior to RepairsSelf-Recording/playback Check Play Checking MO Error Rate CheckCD Error Rate Check Focus Bias CheckRecording and Displaying the IOP Information Initial Setting of Adjustment ValueTemperature Compensation Offset Adjutment Laser Power AdjustmentTraverse Adjustment Focus Bias Adjustment MO Auto Gain Control Output Level Adjustment Error Rate CheckAuto Gain Control Output Level Adjustment CD Auto Gain Control Output Level AdjustmentAdjusting Points and Connecting Points IC PIN Function Description Section DiagramsBD Board IC101 CXA2523AR RF AMP, FOCUS/TRACKING Error AMP Sqsy SrdtSens XrstAsyo XrasXWE MvciSpfd SrdrSfdr SprdMain Board IC100 CXD8607N A/D Converter Lvdd AvddlVDD1 TEST2Main Board IC800 M30610MCA-264FP System Controller MDS-JB920 REC Digital Block Diagram Servo Section∙ Signal Path REC AnalogPlay Digital OUT Block Diagram Main Section∙ Signal Path Play Analog OUT Circuit Boards Location Printed Wiring Boards BD Section MDS-JB920 53 for Waveforms. See page 70 and 71 for IC Block Diagrams Schematic Diagram BD /2 SeeWaveforms BD board Main board Disp board MDS-JB920 MDS-JB920 MDS-JB920 MDS-JB920 Other layers pattern Side a US, CND Schematic Diagram Panel Section See page 54 for Waveforms CXA2523AR Schematic Diagram BD Switch SectionPrinted Wiring Board BD Switch Section IC Block Diagrams BD Board IC101IC152 BH6511FS-E2 IC121 CXD2654RCXA8042AS Main Board IC100 CXD8607NIC101 CXA8054M IC203IC200 CXD8767N SN74HCU04ANS-E20 SN74HC153ANSChassis Section Section Exploded ViewsSupplied with RV760 Front Panel Section209 4-988-466-21 Spring ELECTROSTATIC, Leaf 206 201204 205 Base Unit Section MBU-5A Section Electrical Parts List CXA2523AR TANTAL. ChipDiode Diode F1J6TPDisp Main C252 Mylar SN74HC153ANS HZS6C1LHZ7.5CP-TK CXA8042AS390 LED SEL6810A-TH10 Mega Control Transistor Main PSWCoil with Core Vibrator LED SEL6210S-TH10 StandbySW VOL Sony Corporation
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