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Sony 4-216-840-0 service manual Semiconductor Location

Models: 4-216-840-0

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Page 45

MDS-M100

6-11. PRINTED WIRING BOARD – MAIN Board – See• page 41 for Circuit Boards Location.

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• Semiconductor Location

Ref. No.	Location		Ref. No.	Location

D390	C-4		IC301	B-10
D391	C-4		IC351	A-10
D401	A-1		IC381	C-10
D402	B-1		IC386	D-10
D403	B-1		IC401	A-2
D404	B-1		IC406	B-2
D406	C-2		IC411	B-4
D408	C-2		IC421	D-3
D409	C-2		IC441	B-9
D411	D-2		IC501	C-7
D412	D-2		IC601	D-9
D421	D-2		IC611	D-9
D422	D-3		Q191	D-9
D431	D-1		Q191	D-9
D432	D-2		Q291	D-9
D433	D-2		Q390	D-4
D461	D-2		Q441	B-9
D462	D-2		Q442	B-9
D466	D-2		Q911	A-1
D467	D-2
D911	A-2

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Sony 4-216-840-0 service manual Semiconductor Location

Contents

Specifications MDS-JE520MDM-5A SELF-DIAGNOSIS Function Items of Error History Mode Items and Contents Table of Contents DiagramsSection Servicing Notes Varning Flexible Circuit Board RepairingIOP JIG for Checking BD Board WaveformRecord Precedure Criteria for Determination Measure if unsatisfactory Checks Prior to Parts Replacement and AdjustmentsPrecedure Retry Cause Display ModeHexadecimal nBinary Conversion Table Section General Section Disassembly CoverFront Panel Section Mechanism Deck Section MDM-5A Main BoardBase Unit MBU-5A, BD Board Slider CAMSW BOARD, Loading Motor M103 Precautions for USE of Test Mode Section Test ModeSetting the Test Mode Exiting the Test ModeDisplay Contents Mark Group Selecting the Test ModeNon-Volatile Memory Mode EEP Mode Operating the Continuous Playback ModeMID OUTFunctions of Other Buttons Test Mode DisplaysMeanings of Other Displays Parts Replacement and Adjustment Section Electrical AdjustmentsPrecautions for USE of Optical PICK-UP KMS-260A Precautions for Checking Laser Diode EmissionPrecautions for Adjustments Laser power meterLaser Power Check Temperature Compensation Offset CheckCheck Prior to Repairs Traverse CheckCD Error Rate Check Play Checking MO Error Rate CheckFocus Bias Check Self-Recording/playback CheckTemperature Compensation Offset Adjustment Initial Setting of Adjustment ValueLaser Power Adjustment Recording and Displaying the IOP InformationTraverse Adjustment ING CONTINUOUSLY-RECORDED Disc Focus Bias AdjustmentAuto Gain Control Output Level Adjustment Error Rate CheckCD Auto Gain Control Output Level Adjustment MO Auto Gain Control Output Level AdjustmentAdjustment Location IC PIN Function Description Section DiagramsXlat MNT2 XbusySrdt SensXWE XrasAsyo AsyiSrdr FS4Sfdr SprdByte AderCnvss RSTChack STBLdin LD-LOW∙ Signal Path Block Diagram MD Servo SectionPlay Analog OUT REC Analog REC DigitalREC Analog Block Diagram Main SectionCND Circuit Boards LocationSemiconductor Location MDS-M100 65 for Waveforms. See page 51 for IC Block Diagram Schematic Diagram BD Board 2/2 SeePrinted Wiring Board SW Board Schematic Diagram SW BoardMain Board IC301 ΜDA1341TS/N2 IC121 CXD2654RIC406 M62016L IC421 M5293L IC152 BH6511FS-E2MDS-M100 Semiconductor Location Schematic Diagram Main Board 1/2 See page 65 for Waveform MDS-M100 Ref. No Location D741 D742 IC761 Q741 Q742 Q767 MDS-M100 Section Exploded ViewsCover Section AEP, SP Chassis Section201 206 204 205 Mechanism Section MDM-5A209 4-988-466-11 Spring ELECTROSTATIC, Leaf 221 A-4680-409-A Holder Complete AssyBase Unit Section MBU-5A AC Select BD Section Electrical Parts ListIC/TRANSISTOR Short SwitchCXA2523AR Transistor FMW1Connector MainCeramic Inductor CarbonExcept US, CND Main Panel Panel SW Trans Sony Corporation