Ricoh M0A0 - SC400 (Image Processing - 2); SC500 (Paper Feed and Fusing)

6.Troubleshooting
248
SC No.
Level
Error Name/Error Condition/Major Cause/Solution
SC364-
00
D
Toner End Sensor output count error
Under the condition that the toner cartridge has not reached the end, an error that no toner is
supplied has been detected over n times in succession. (where n is to be configured using SP2-
931-003)
 Bad connector contact or connector disconnected/wire broken
 Failed toner end sensor
 Dirty detection surface inside the development unit
 Check the connector connection or check for broken wire.
 Replace the harness.
 Replace the toner end sensor.
 Replace the PCDU.
SC400 (Image Processing – 2)
SC No.
Level
Error Name/Error Condition/Major Cause/Solution
SC440-00
D
High voltage output error: Transfer unit
This SC is issued if the BiCU detects a short in the power pack 10 times consecutively.
Short circuit (-)
 Replace the controller board.
SC No.
Level
Error Name/Error Condition/Major Cause/Solution
SC498-00
C
Temperature/humidity Sensor error
 Temperature sensor output error: Out of range between 0.76 V and 2.90 V
 Humidity sensor output error: 2.4 V or more
 Unmounted sensor (Disconnected connector or broken wire)
 Failed sensor
 Check that the connector is set.
 Set the sensor.
 Replace the sensor.
 Replace the connector.
SC500 (Paper Feed and Fusing)
SC No.
Level
Error Name/Error Condition/Major Cause/Solution
SC508-
00
B
Bypass bottom plate operation error
The signal from the bypass bottom plate position sensor has not changed (the signal has not
changed from ON to OFF or vice versa) for 4 seconds or more after the start of reverse Paper
Feed Unit rotation. If the error is detected three times in succession, the SC number is displayed on