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Sony MZ-R37 specifications Section Disassembly, Panel, Bottom, Panel Sv Assy, Front

Models: MZ-R37

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SECTION 3

DISASSEMBLY

Note : This set can be disassemble according to the following sequence.

Set Panel, Panel (SV) Assy, LCD Module

Bottom Front

Connector	Main	Panel (SV) Assy,	Cabinet (SV)	OP Block	Holder
Connector	Main	Panel (SV) Assy,	Cabinet (SV)	OP Block	Holder
	Board	Upper	Assy	Assy	Assy

Note : Follow the disassembly procedure in the numerical order given.

3-1. PANEL, BOTTOM

1 1.7x4.5, tapping

2 1.7x4.5, tapping

3 panel, bottom

knob

switch

3-2. PANEL (SV) ASSY, FRONT

2 claw

claws
claws
1 knob (OPEN)	3 claw
4	switch
5 panel (SV) assy, front	knob

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Page 7

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Sony MZ-R37 specifications Section Disassembly, Panel, Bottom, Panel Sv Assy, Front

Contents

E Model Australian Model Tourist Model SPECIFICATIONSMZ-R37 US Model Canadian Model AEP Model UK ModelPrecautions for Using Optical Pick-up KMS-280A Precautions for Laser Diode Emission CheckOptical Pick-upflexible board DISASSEMBLY TABLE OF CONTENTSSELF-DIAGNOSTIC DIAGRAMS– 4 – SECTION 1 GENERAL2-5. SELF-DIAGNOSTICMODE SECTION SELF-DIAGNOSTIC2-2.TEST MODE SETTING 2-3.OPERATION IN TEST MODE SETTING• Description of History Codes – 6 –• Description of Error Indication Codes Problem3-1.PANEL, BOTTOM SECTION DISASSEMBLY3-2.PANEL SV ASSY, FRONT 1 CN801 3-4.CONNECTOR– 8 – 3-3.LCD MODULE2 1.7x4.5, tapping – 9 –3-5.MAIN BOARD 3-6.PANEL SV ASSY, UPPER1 MD, step – 10 –3-7.CABINET SV ASSY 3-8.OP BLOCK ASSY• Location of the Flexible Board marked line Notes for Installation of the OP Block Assy– 11 – 3-9.HOLDER ASSY– 12 – 4-2.TEST MODE SETTINGXX XX SERVO SECTION 4 TEST MODEOA 000b4F 32 OF SERVO32 OF S-GAIN OA 000a4FXX XX MECHA XX XX AUDIO51CD-RUN XX XX POWER4-5.OVERALL ADJUSTMENT MODE ASSY MODE XXASSY-M4-6.HYBRID MODE, KEY CHECK MODE MO TRAVERSE ADJUSTMENT SECTION ELECTRICAL ADJUSTMENTSPRECAUTIONS FOR ADJUSTMENT LASER POWER CHECKConnection – 18 –LOW REFLECTION CD TRAVERSE ADJUSTMENT CD TRAVERSE ADJUSTMENTCD RF LEVEL CHECK – 19 –RF waveform – 20 – SECTION DIAGRAMS6-1.IC PIN DESCRIPTIONS – 21 – • IC801 CXP740010 SYSTEM CONTROL – 23 – – 25 – 6-2.BLOCK DIAGRAM - SERVO SECTIONSignal path MZ-R37– 29 – 6-4.BLOCK DIAGRAM — SYSTEM CONTROL SECTION —– 27 – – 28 –– 33 – 6-5.PRINTED WIRING BOARD– 31 – – 32 –• Waveforms – 35 –– 36 – – 37 –• Waveform – 38 –– 39 – – 40 –– 42 – – 41 –MZ-R37 – 45 – – 44 –– 46 – IC761 BA6966FV-E2 – 47 –IC803 AK6420AM-E IC901 MPC18A35FTA 13 12 11 9 10 8 SECTION EXPLODED VIEWS– 49 – 7-1.PANEL SECTION 2 3 1471 68 – 50 –7-2.CABINET SV ASSY SECTION 52 62108 111 7-3.MECHANISM DECK SECTION MT-MZR37-161 101 104109 124 113 – 52 – ELECTRICAL PARTS LISTSECTION MAINMAIN MAIN – 54 –MAIN – 55 –9-926-952-12 MZ-R37 MAIN– 56 – Sony CorporationVer 1.2 1999. SERVICE MANUAL• ACCESSORIES & PACKING MATERIALS SUPPLEMENT-1Ver 1.3 1999. PRINTED WIRING BOARDSCHEMATIC DIAGRAM SUPPLEMENT-21 A B C SIDE AD E F G H Page D E F G H 2. PRINTED WIRING BOARD — US MODEL —SIDE A 1 A B CPage – 13 – • Difference of Schematic Diagram US ModelMZ-R37 – 12 –– 17 – 4. SCHEMATIC DIAGRAM — MAIN SECTION 2/3 —MZ-R37 – 15 –– 20 – 5. SCHEMATIC DIAGRAM — MAIN SECTION 3/3 —MZ-R37 – 19 –MAIN 6. ELECTRICAL PARTS LIST– 21 – – 22 – MAINRef. No – 23 – MAINRef. No – 24 – MAINPart No – 25 – MAINPart No CORRECT • ELECTRICAL PARTS LIST/MISCELLANEOUS7. Corrections • EXPLODED VIEWS INCORRECT