Sony 4-216-840-0 instruction

MDS-M100

6-12. SCHEMATIC DIAGRAM – MAIN Board (1/2) – See• page 65 for Waveform.

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(Page 64)

• Voltages and waveforms are dc with respect to ground under no-signal conditions.

no mark : PLAY

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Sony 4-216-840-0 service manual Schematic Diagram Main Board 1/2 See page 65 for Waveform

Contents

MDS-JE520 SpecificationsMDM-5A SELF-DIAGNOSIS Function Items of Error History Mode Items and Contents Diagrams Table of ContentsSection Servicing Notes Flexible Circuit Board Repairing Varning JIG for Checking BD Board Waveform IOP Record Precedure Checks Prior to Parts Replacement and Adjustments Criteria for Determination Measure if unsatisfactory Retry Cause Display Mode Precedure Hexadecimal nBinary Conversion Table Section General Cover Section DisassemblyFront Panel Section Main Board Mechanism Deck Section MDM-5A Slider CAM Base Unit MBU-5A, BD Board SW BOARD, Loading Motor M103 Setting the Test Mode Section Test ModePrecautions for USE of Test Mode Exiting the Test Mode Selecting the Test Mode Display Contents Mark Group MID Operating the Continuous Playback ModeNon-Volatile Memory Mode EEP Mode OUT Test Mode Displays Functions of Other Buttons Meanings of Other Displays Section Electrical Adjustments Parts Replacement and Adjustment Precautions for Adjustments Precautions for Checking Laser Diode EmissionPrecautions for USE of Optical PICK-UP KMS-260A Laser power meter Check Prior to Repairs Temperature Compensation Offset CheckLaser Power Check Traverse Check Focus Bias Check Play Checking MO Error Rate CheckCD Error Rate Check Self-Recording/playback Check Laser Power Adjustment Initial Setting of Adjustment ValueTemperature Compensation Offset Adjustment Recording and Displaying the IOP Information Traverse Adjustment Focus Bias Adjustment ING CONTINUOUSLY-RECORDED Disc CD Auto Gain Control Output Level Adjustment Error Rate CheckAuto Gain Control Output Level Adjustment MO Auto Gain Control Output Level Adjustment Adjustment Location Section Diagrams IC PIN Function Description Srdt MNT2 XbusyXlat Sens Asyo XrasXWE Asyi Sfdr FS4Srdr Sprd Cnvss AderByte RST Ldin STBChack LD-LOW Play Analog OUT Block Diagram MD Servo Section∙ Signal Path REC Analog REC Digital Block Diagram Main Section REC Analog Circuit Boards Location CND Semiconductor Location MDS-M100 Schematic Diagram BD Board 2/2 See 65 for Waveforms. See page 51 for IC Block Diagram Schematic Diagram SW Board Printed Wiring Board SW Board IC406 M62016L IC421 M5293L IC121 CXD2654RMain Board IC301 ΜDA1341TS/N2 IC152 BH6511FS-E2 MDS-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 Exploded Views SectionCover Section Chassis Section AEP, SP 209 4-988-466-11 Spring ELECTROSTATIC, Leaf Mechanism Section MDM-5A201 206 204 205 221 A-4680-409-A Holder Complete Assy Base Unit Section MBU-5A Section Electrical Parts List AC Select BD CXA2523AR Short SwitchIC/TRANSISTOR Transistor FMW1 Main ConnectorCeramic Carbon InductorExcept US, CND Main Panel Panel SW Trans Sony Corporation