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Sony MT-MZR70-165, MZ-R90/R91 service manual Holder Assy, Motor Flexible Board

Models: MT-MZR70-165 MZ-R90/R91

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Sony MT-MZR70-165, MZ-R90/R91 service manual Holder Assy, Motor Flexible Board

Contents

UK Model US ModelCanadian Model AEP Model Notes on chip component replacement Flexible Circuit Board Repairing TABLE OF CONTENTS OPTICAL PICK-UPFLEXIBLE BOARD SECTION SERVICING NOTENOTES ON LASER DIODE EMISSION CHECK NOTES ON HANDLING THE OPTICAL PICK-UPBLOCK LCX-2R SECTION 2 GENERAL Page Page SECTION DISASSEMBLY 3-4.MAIN BOARD 3-3.LCD MODULE over write head section 3-6.SERVICE ASSY, OP3-5.MD MECHANISM DECK MT-MZR70-165 3-8.MOTOR FLEXIBLE BOARD 3-7.HOLDER ASSY 3-10.“MOTOR, DC M601”, “MOTOR, DC M603” 3-9.MOTOR, DC M602 888xxxxxxxxxFREC1SHUF SECTION 4 TEST MODE4-2-2.Operation in Setting the Test Mode 4-2-1.Setting Method of Test Mode 000M a n u a l 011 0 5 9 A 011 C 6 8 S011 0 F FJ 011 0 6 3 B 000P * * R 000B O v r 000B f u l 000R t r y 000P * * RE I B 000S t a t 000A d r s 000B E m p 000# # # # # # 000R # # # # 0001 s t0001 s t 0001 s t 0001 s t 000N - 1 000N - 1 000N - 2 000N - 2 000N • Description of Indication History Description of Error Indication Codes 4-7.KEY CHECK MODE 021R e s SECTION ELECTRICAL ADJUSTMENTS021R e s N 021R e s O K ? 766V r h V c h 762V c l P W M765V c h P W M 763V r h V c l 341 C D O K 014S e t T m p000 A s s y C D R U N Check Method 043R e s u m e043R e s C l r Connection Connecting Location SECTION DIAGRAMSMZ-R70 MZ-R70 Waveforms 6-3.BLOCK DIAGRAM - POWER SUPPLY SECTIONMZ-R70 Page Page MZ-R70 Refer to page 41 for IC Block Diagrams MZ-R70 MZ-R70 NJM2173 IC501SN761056 IC302 MPC18A21MTB IC601MPC17A56FTA IC603 AK4517-VQ-L IC901 MPC18A31FTAIC301 6-9.IC PIN DESCRIPTIONS MAIN BOARD IC502 CXD2660GA Page Page Page Page Page SECTION EXPLODED VIEWS Page MAIN SECTION ELECTRICAL PARTS LIST MAIN MAIN MAIN MAIN Published by General Engineering Dept Sony CorporationMZ-R70 Personal Audio Division Company Subject Taiwan model Addition US Model Canadian Model AEP Model UK ModelE Model Australian Model Chinese Model Ver