Sony cfs b 21 l service manual

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sony cfs b 21 l service manual

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Page 1

Ñ 2 Ñ TABLE OF CONTENTS SAFETY-RELATED COMPONENT WARNING!! COMPONENTS IDENTIFIED BY MARK ! OR DOTTED LINE WITH MARK ! ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY. 1. GENERAL ááááááááááááááááááááááááááááááááááááááááááááááááááá\ áááááááááááááááá 3 2. DISASSEMBLY 2-1. Removal of Front Cabinet ááááááááááááááááááááááááááááááááááááááááááááááá 4 2-2. Removal of Mechanism Deck ááááááááááááááááááááááááááááááááááááááááá 4 2-3. Dial Pointer Setting ááááááááááááááááááááááááááááááááááááááááááááááááááá\ áááááá 5 3. MECHANICAL ADJUSTMENTS ááááááááááááááááááááááááá 6 4. ELECTRICAL ADJUSTMENTS 4-1. Tape Recoder Section ááááááááááááááááááááááááááááááááááááááááááááááááááá\ ááá 6 4-2. Radio Section ááááááááááááááááááááááááááááááááááááááááááááááááááá\ ááááááááááááááá 7 5. DIAGRAMS 5-1. Circuit Board Location ááááááááááááááááááááááááááááááááááááááááááááááááááá\ á 9 5-2. IC Block Diagrams ááááááááááááááááááááááááááááááááááááááááááááááááááá\ ááááááá 10 5-3. Printed Wiring Board Ð Main Section Ð áááááááááááááááááááááááááá 11 5-4. Schematic Diagram Ð Main Section Ð ááááááááááááááááááááááááááááá 13 5-5. Printed Wiring Board and Schematic Diagram Ð Tuner Section Ð ááááááááááááááááááááááááááááááááááááááááááááááááááá\ áááááááááá 16 6. EXPLODED VIEWS 6-1. Front Cabinet Section ááááááááááááááááááááááááááááááááááááááááááááááááááá\ ááá 19 6-2. Rear Cabinet Section ááááááááááááááááááááááááááááááááááááááááááááááááááá\ áááá 20 6-3. Mechanism Deck Section (1) áááááááááááááááááááááááááááááááááááááááááá 21 6-4. Mechanism Deck Section (2) áááááááááááááááááááááááááááááááááááááááááá 22 7. ELECTRICAL PARTS LIST áááááááááááááááááááááááááááááááááá 23

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Ñ 3 Ñ SECTION 1 GENERAL 1FM MODE/ISS switch 22 (phones) jack 3MEGA BASS button 4VOLUME knob 5TONE knob 6MIC 7ORP/BATT indicator 8FUNCTION switch 9BAND switch !¼TUNING knob !ÁPAUSE button !ªSTOP/EJECT button !£FF button !¢REW button !°PLAY button !¤REC button 1 234 56 789 !¼ !Á !ª !£ !¢ !° !¤