Ricoh M160 - Sc400 (Image Processing - 2)

Service Call
SM 6-11 M160/M161
Troubleshooting
6.2.5 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.
Open circuit (+) / Short circuit (-)
 Turn the main power OFF and then ON.
 Replace the controller board.
 Check the connector connection.
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
 Turn the main power OFF and then ON.
 Check that the connector is set.
 Set the sensor.
 Replace the sensor.
 Replace the connector.