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TABLE OF CONTENTS
Flexible Circuit Board Repairing
• Keep the temperature of the soldering iron around 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 dam-
aged by heat.
1. GENERAL ....................................................................3
2. DISASSEMBLY
2-1. Lid Assy, Cassette ............................................................... 4
2-2. Lid, Battery Case ................................................................ 5
2-3. Cabinet (Rear) Assy ............................................................ 5
2-4. Main Board ......................................................................... 6
2-5. Mechanism Deck................................................................. 6
2-6. Head, Ceramic..................................................................... 7
3. MECHANICAL ADJUSTMENTS ..............................8
4. ELECTRICAL ADJUSTMENTS ...............................8
5. DIAGRAMS
5-1. Block Diagram .................................................................. 10
5-2. Printed Wiring Board ........................................................ 11
5-3. Schematic Diagram ........................................................... 13
6. EXPLODED VIEWS
6-1. Cabinet Section ................................................................. 15
6-2. Mechanism Deck Section.................................................. 16
7. ELECTRICAL PARTS LIST..................................... 17
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