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Sony MZ-R50 service manual

Models: MZ-R50

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Contents

US Model Canadian Model AEP Model UK Model MZ-R50E Model Australian Model Tourist Model PORTABLE MINIDISC RECORDERPage Main board SECTION SERVICING NOTETape Upper panel assy Door open/close switch S817 SECTION 2 GENERAL Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page SECTION DISASSEMBLY 3 OP flexible board Main board CN501 2 Screw HP 1Screws M1.4 toothed lock Main board7LCD flexible board Main board CN803 4 JOG unit flexible board Main board CN9042 Screws M1.4x3.0 locking Optical pick-upassy4 MD flexible board REC board 1 OP flexible board 5 ScrewPower board 2Screws M1.4 precision pan Battery case assySwitch board Battery case assySwitch unit with JOG dial Chassis Main assy 3-8.SWITCH UNIT WITH JOG DIAL REMOVALOrnamental belt assy 1 Screw Precision Holder dial 4 Screws01.00 SECTION 4 TEST MODEIC801 Setting the Test ModeStructure of Servo Mode Servo ModeCluster Display AUTO ADJAdjusting Method Structuer of Audio Mode Audio ModeStructure of Power Supply Mode Power supply ModeMecha Mode Structure of Mecha ModeAssy MODE 4000MO RUN CD RUNAdjusting Method SECTION ADJUSTMENTSOptical Pickup flexible board ConnectionAdjusting Method Adjusting MethodConnection ConnectionAdjusting Method Adjusting MethodAdjusting Method ConnectionMAIN BOARD SIDE B Adjustment LocationAP574 LDIO AP5500 RF AP5430Pin No SECTION DIAGRAMSPin name DescriptionDescription Pin NoPin name Pin No IC801 SYSTEM CONTROL CXP81960M-652RPin name DescriptionDescription Pin NoPin name SWITCH board MZ-R50REC board CLV board MAIN board POWER board MZ-R50 r Refer to page 61 for IC Block Diagramr WAVEFORMS IC501 #¥MZ-R50 r Refer to page 62 for IC Block DiagramsMZ-R50 r Refer to page 64 for IC Block Diagramsr WAVEFORMS IC801IC501 CXA2523AR-T4 rIC BLOCK DIAGRAMS - MAIN 1/3 SECTIONMZ-R50 IC806 MB3800PNF IC506 MPC18A20VMIC807 AK93C45AV-L IC802 RS5RJ29261IC303 AK4515-VQ rIC BLOCK DIAGRAM - MAIN 3/3 SECTIONRemark SECTION EXPLODED VIEWSDescription Page Page CLV MAIN SECTION ELECTRICAL PARTS LISTMAIN MAIN MAIN MAIN POWERPOWER REC SWITCHSony Corporation MZ-R509-923-258-11 Personal A&V Products Company