Ricoh M160 - Page 275

Service Call
SM 6-31 M160/M161
Troubleshooting
SC No. Level Error Name/Error Condition/Major Cause/Solution
SC672-11 D
Controller start up error
After the machine was powered on, communication between the
controller and the operation panel was not established, or data
transmission failed after a normal startup.
 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.
SC No. Level Error Name/Error Condition/Major Cause/Solution
SC672-12 D
Controller start up error
Communication with controller was interrupted after a normal
startup.
 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.