Sc2Xx: Exposure - Ricoh D245 Service Manual

SC Code Descriptions
SC No. Level
144-00 B

6.2.2 SC2XX: EXPOSURE

SC No. Level
202-00 B
SM
Error Name/Error Condition/Major Cause/Solution
Scanner communication error
The machine cannot communicate in the MPU, or the
communication result is unexpected.

Unexpected communication

Power failure
1. Reconnect the harness of the CIS.
2. Replace the following parts.

Replace the MPU.

Replace the harness of the CIS.
Error Name/Error Condition/Major Cause/Solution
Polygon motor: ON timeout error
Polygon motor locking has not been detected when 7 seconds
have elapsed after the machine turned the polygon motor ON.

The interface harness to the polygon motor driver damaged
or not connected correctly.

Polygon motor or polygon motor driver defective

Polygon motor drive pulse cannot be output correctly.
(Polygon controller)

Check the harness of the laser unit (disconnected, etc.).

Check if the laser unit connector is connected.

Check if the PSU 24 V power is output.

Replace the interface harness of the laser unit.

Replace the laser unit.

Replace the MPU

Replace the PSU
6-6 D245/D246/D247