Hi, I am working on Ricoh MPC4000. It shows blank screen with power lights on.I have replaced good panel and control unit. It remain the same. Any ideas. Thanks.
Hi, I am working on Ricoh MPC4000. It shows blank screen with power lights on.I have replaced good panel and control unit. It remain the same. Any ideas. Thanks.
Cools. Thank you for all advices.
So replace both BICU and Laser unit at the same time is the key.
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