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7.2. DISASSEMBLY AND PARTS REPLACEMENT PROCEDURE
7.2.1. PC board Au and PC board Du.
NOTE:Be sure to ground any static electric charge
buit up on your body, before handling the PC boards.
1. Disconnect all connectors from PC board Du.
2. Remove 3 screws holding escutcheon base and slide the
escutcheon base upward slightly.
3. Remove 2 knobs from the escutcheon base.
4. Remove flat cable from CN7 connector.
5. Remove 5 screws holding PC board Du.
To replace PC board Au.
6. Remove 6 screws holding PC board Au.
7. Remove the flat cable from the PC board.
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