Sony 4-216-840-0 service manual Section General

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SECTION 2

GENERAL

This section is extracted from instruction manual.

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Contents MDM-5A SpecificationsMDS-JE520 SELF-DIAGNOSIS Function Items of Error History Mode Items and Contents Section Servicing Notes Table of ContentsDiagrams 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 Front Panel Section Section DisassemblyCover Mechanism Deck Section MDM-5A Main BoardBase Unit MBU-5A, BD Board Slider CAMSW BOARD, Loading Motor M103 Exiting the Test Mode Section Test ModePrecautions for USE of Test Mode Setting the Test ModeDisplay Contents Mark Group Selecting the Test ModeOUT Operating the Continuous Playback ModeNon-Volatile Memory Mode EEP Mode MIDFunctions of Other Buttons Test Mode DisplaysMeanings of Other Displays Parts Replacement and Adjustment Section Electrical AdjustmentsLaser power meter Precautions for Checking Laser Diode EmissionPrecautions 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 Adjustment Laser Power AdjustmentTraverse Adjustment ING CONTINUOUSLY-RECORDED Disc Focus Bias AdjustmentMO Auto Gain Control Output Level Adjustment Error Rate CheckAuto Gain Control Output Level Adjustment CD Auto Gain Control Output Level AdjustmentAdjustment Location IC PIN Function Description Section DiagramsSens MNT2 XbusyXlat SrdtAsyi XrasXWE AsyoSprd FS4Srdr SfdrRST AderByte CnvssLD-LOW STBChack LdinREC Analog REC Digital Block Diagram MD Servo Section∙ Signal Path Play Analog OUTREC 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 BoardIC152 BH6511FS-E2 IC121 CXD2654RMain Board IC301 ΜDA1341TS/N2 IC406 M62016L IC421 M5293LMDS-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 Cover Section SectionExploded Views AEP, SP Chassis Section221 A-4680-409-A Holder Complete Assy Mechanism Section MDM-5A201 206 204 205 209 4-988-466-11 Spring ELECTROSTATIC, LeafBase Unit Section MBU-5A AC Select BD Section Electrical Parts ListTransistor FMW1 Short SwitchIC/TRANSISTOR CXA2523ARCeramic ConnectorMain Except US, CND InductorCarbon Main Panel Panel SW Trans Sony Corporation