Service manual

Table Of Contents

AR-C200P Rev.5 129 /

5 Motor fan error

• Does the low-voltage power fan rotate at power ON?

• No Is 34V output to fuse F7 on the engine board (K7N PWB)?

• No Is 34V output to the power connector on the engine board (K7N PWB)?

34V: Pin 12, 13, 14

No Check the cable connections, then replace the low-voltage power unit.

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• Yes Replace the engine board.

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• Yes Was the low-voltage power board replaced?

• Yes End.

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• No Replace the low-voltage power board.

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• Yes Does the engine board fan rotate at power ON?