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Sony MDS-PC2 service manual 9-928-916-11, Sony Corporation, Home Audio Company

Models: MDS-PC2

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MDS-PC2

9-928-916-11	Sony Corporation	99F0986-1
(SP)	Home Audio Company
		Printed in Japan © 1999. 6
62
		Published by Quality Assurance Dept.

Page 62

Image 62

Sony MDS-PC2 service manual 9-928-916-11, Sony Corporation, Home Audio Company, Published by Quality Assurance Dept

Contents

MINIDISC DECK SPECIFICATIONSMDS-PC2 US Model Canadian Model AEP Model UK ModelSELF-DIAGNOSISFUNCTION Selecting the Test Mode ITEMS OF ERROR HISTORY MODE ITEMS AND CONTENTSTable of Error Codes ADVARSEL Notes on chip component replacementFlexible Circuit Board Repairing VARNIG6. DIAGRAMS TABLE OF CONTENTS3. DISASSEMBLY SAFETY CHECK-OUTSECTION SERVICING NOTE JIG FOR CHECKING BD BOARD WAVEFORMRecord Precedure Display PrecedureCHECKS PRIOR TO PARTS REPLACEMENT AND ADJUSTMENTS POWER BOARD Component Side FORCED RESETProcedure ProcedureReading the Display RETRY CAUSE DISPLAY MODEPrecedure Reading the Display Hexadecimal nBinary Conversion TableSECTION GENERAL Location of Parts and Controls3-2.MD MECHANISM SECTION DISASSEMBLY3-1.CASE AND FRONT PANEL Note for Installation of Slider Cam 3-3.SLIDER CAM3-4.BASE UNIT MBU-5AAND BD BOARD 3 Two screws PWH 1.7 x 4 Loading motor M103 3-5.SW BOARD AND LOADING MOTOR M1031 Screw PTPWH M2.6 x 2 Gear B 6 SW board 5Three screws BTP2.6SECTION TEST MODE 4-1.PRECAUTIONS FOR USE OF TEST MODE4-2.SETTING THE TEST MODE 4-3.EXITING THE TEST MODE4-5.SELECTING THE TEST MODE 4-5-1.Operating the Continuous Playback Mode 4-5-3. Non-VolatileMemory Mode EEP MODE4-7.TEST MODE DISPLAYS 2. Error rate display4-6.FUNCTIONS OF OTHER BUTTONS 1. Mode displayWhen Lit MEANINGS OF OTHER DISPLAYSContents When OffSECTION ELECTRICAL ADJUSTMENTS 5-1.PARTS REPLACEMENT AND ADJUSTMENTOptical pick-upflexible board 5-4.PRECAUTIONS FOR ADJUSTMENTS5-5.CREATING CONTINUOUSLY RECORDED DISC 5-6-2.Laser Power Check 5-6-1.Temperature Compensation Offset CheckChecking Procedure 5-6.CHECKS PRIOR TO REPAIRS5-6-4.Focus Bias Check 5-6-5.C PLAY Checking MO Error Rate CheckCD Error Rate Check 5-6-6. Self-Recording/playbackCheck5-10.LASER POWER ADJUSTMENT 5-7.INITIAL SETTING OF ADJUSTMENT VALUE5-9.TEMPERATURE COMPENSATION OFFSET ADJUTMENT Setting ProcedureSpecified Value 5-11.TRAVERSE ADJUSTMENTAdjusting Procedure Connection5-12.FOCUS BIAS ADJUSTMENT Adjusting Procedure5-13-1.CD Error Rate Check 5-13.ERROR RATE CHECK5-15.AUTO GAIN CONTROL OUTPUT LEVEL ADJUSTMENT 5-13-2.MO Error Rate CheckBD BOARD SIDE B 5-15.ADJUSTING POINTS AND CONNECTING POINTSBD BOARD SIDE A SECTION DIAGRAMS 6-1.CIRCUIT BOARDS LOCATIONMDS-PC2 6-2.BLOCK DIAGRAM - BD SECTIONSIGNAL PATH PB Digital outPB REC PageMAIN SECTION SIGNAL PATHBD 2/2 SECTION WAVEFORMSBD 1/2 SECTION PANEL SECTIONSEMICONDUCTOR LOCATION 6-3.PRINTED WIRING BOARD - BD SECTIONSee page 30 for Circuit Boards Location SOLDER BRIDGE SEMICONDUCTOR LOCATIONSee page 33 for Waveform 6-4.SCHEMATIC DIAGRAM - BD 1/2 SECTIONSee page 45 for IC Block Diagrams See page 48 for IC Pin FunctionMDS-PC2 6-5.SCHEMATIC DIAGRAM - BD 2/2 SECTIONSee page 34 for Printed Wiring Board PageMDS-PC2 6-6.SCHEMATIC DIAGRAM - MAIN 1/2 SECTIONSee page 39 for Printed Wiring Board Page 6-7.SCHEMATIC DIAGRAM - MAIN 2/2 SECTIONSee page 47 for IC Block Diagrams MDS-PC2MDS-PC2 6-8.PRINTED WIRING BOARD - MAIN SECTIONSEMICONDUCTOR LOCATION PageMDS-PC2 6-9.SCHEMATIC DIAGRAM - PANEL SECTIONSee page 33 for Waveform PagePage 6-10.PRINTED WIRING BOARD - PANEL SECTIONMDS-PC2 See page 30 for Circuit Boards LocationMAIN 6-11.SCHEMATIC DIAGRAM - POWER SECTIONMDS-PC2 DIGITALLOCATION 6-12.PRINTED WIRING BOARD - POWER SECTIONSEMICONDUCTOR MDS-PC26-14.PRINTED WIRING BOARD - BD SWITCH SECTION 6-13.SCHEMATIC DIAGRAM - BD SWITCH SECTION6-15.IC BLOCK DIAGRAM BD sectionIC121 CXD2654R IC152 BH6511FS-E2IC441 LB1830M MAIN sectionIC301 UDA1341TS/N2 6-16.IC PIN FUNCTIONS IC101 RF Amplifier CXA2523AR BD boardMNT0 FOK Data input/output for DRAM TFDR IC501 System Control M30620MC-406FPMAIN board PB-P SECTION EXPLODED VIEWS 7-1.CABINET SECTION520 522 7-2.MECHANISM SECTION MDM-5A524 513 511512 517 518 5037-3.BASE UNIT SECTION MBU-5A 554SECTION ELECTRICAL PARTS LIST BACK UPMAIN MAIN Ref. NoPANEL MAINPOWER PANELPOWER SW Sony Corporation 9-928-916-11MDS-PC2 Home Audio Company

9-928-916-11

Sony Corporation

Home Audio Company

Published by Quality Assurance Dept.