Table Of Contents - Sony WM-FX651 Service Manual

TABLE OF CONTENTS

Specification ················································································· 1
1. GENERAL
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2. SERVICE NOTE
3. DISASSEMBLY
3-1. Case Assy Removal ······················································· 4
3-2. Tuner Board Removal ··················································· 4
3-3. Audio Board Removal ··················································· 5
3-4. Cassette Lid Assy Removal ··········································· 5
3-5. Mechanism Deck Removal ··········································· 6
4. MECHANICAL ADJUSTMENT
5. ELECTRICAL ADJUSTMENT
6. EXPLANATION OF IC TERMINALS
7. DIAGRAMS
7-1. Printed Wiring Boards (Tuner Section) ······················· 11
7-2. Schematic Diagram (Tuner Section) ··························· 15
7-3. Schematic Diagram (Audio Section) ··························· 18
7-4. Printed Wiring Board (Audio Section) ························ 21
8. EXPLODED VIEWS
8-1. Cabinet Section ··························································· 27
8-2. Audio, Tuner Board Section ········································ 28
8-3. Mechanism Section (MT-WMEX550-125) ················· 29
9. ELECTRICAL PARTS LIST
Flexible Circuit Board Repairing
• Keep the temperature of the soldering iron aroud 270˚ C during
repairing.
• Do not touch the soldering iron on the same conductor of the
circuit board (within 3 times).
• Be careful not to apply force on the conductor when soldering
or unsoldering.
Notes on chip component replacement
• Never reuse a disconnected chip component.
• Notice that the minus side of a tantalum capacitor may be
damaged by heat.
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