Ricoh MET-C1 Field Service Manual page 538

5. Troubleshooting
SC No.
SC No.
SC672-10
536
Level Error Name/Error Condition/Major Cause/Solution
Check the connection between the engine board and the controller
board.
• If it is always reproduced, replace the engine board. If the problem
persists, consider replacing the controller board or other boards
between them.
• If reproducibility is low, multiple causes are to be considered, such
as software, engine board, controller board, and PSU.
Level Error Name/Error Condition/Major Cause/Solution
Controller start up error
After the machine was powered on, communication between the
controller and the operation panel was not established.
• Controller stalled
• Board installed incorrectly
• Controller board defective
D
• Operation panel connector loose, broken, or defective
• Controller late
• Turn the main power off/on.
• Check the connection of the controller board.
• Replace the controller board.
• Check the control panel harness.