Service Call 312-396
D146/D147/D148/D149/D150 5-32 SM
SC No. Level Error Name/Error Condition/Major Cause/Solution
§ Remove image transfer unit, and check for TM (ID) sensor
connector missing. If it is missing, reconnect it.
§ Check for dirt on the ID sensor detection window. If te
detection window is dirty, clean by predetermined method
(do not wipe dry).
§ Check the condition of the ITB. If undulation or belt slippage
has occurred, re-install or replace the ITB.
§ If neither of the above have occurred, perform TM (ID)
sensor replacement
SC No. Level Error Name/Error Condition/Major Cause/Solution
SC396-05 D Drum motor (CMY) Lock
Lock signals are observed at 2 sec intervals during motor ON,
and a High level is detected at least 20 times.
§ Motor defective
§ Connector disconnected
§ Harness broken
§ IOB defective
§ Unit torque increased.
§ Replace the motor
§ Reconnect the connector
§ Replace the harness
§ Replace the IOB
§ Replace the PCDU
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