Ricoh M160 Service Manual page 274

Service Call
SC No. Level
SC No. Level
SC672-10 D
M160/M161
Error Name/Error Condition/Major Cause/Solution

Case 1

Engine board does not start up.

Case 2

Engine board reset unexpectedly.
Check the connection between the engine board and the
controller board.

If this problem always occurs, replace the engine board. If
the problem persists, consider replacing the controller board
or other boards between them.

If this problem occasionally occurs, multiple causes are to
be considered, such as the software, engine board,
controller board, and PSU.
Error Name/Error Condition/Major Cause/Solution
Controller start up error
The controller and control panel failed to establish
communication when the power was turned on.

Controller stalled

Board installed incorrectly

Controller board defective

Operation panel connector is loose, broken, or defective

Controller's late response

Turn the main power off/on.

Check the connection of the controller board.

Replace the controller board.

Check the control panel harness.
6-30 SM