Service Call 501-584
SM 5-63 D146/D147/D148/D149/D150
SC No. Level Error Name/Error Condition/Major Cause/Solution
SC531-01 D Development Intake Fan/Right Lock
SC531-02 D Development Intake Fan/Left Lock
SC531-03 D Drive Cooling Fan Lock
In the motor ON state, the value of the lock sensor is checked
every 100msec.
If a lock signal is not obtained for 50 times consecutively.
§ Motor defective
§ Connector disconnected
§ Harness broken
§ IOB defective
§ Replace the motor
§ Reset the connector
§ Replace the harness
§ Replace the IOB
§ Replace the fan
SC No. Level Error Name/Error Condition/Major Cause/Solution
SC533-01 D PSU Exhaust Heat Fan Lock
SC533-03 D PSU Cooling Fan Lock
SC533-04 D Controller Box Cooling Fan Lock
In the motor ON state, the value of the lock sensor is checked
every 100msec.
If a lock signal is not obtained for 50 times consecutively.
§ Motor defective
§ Connector disconnected
§ Harness broken
§ IOB defective
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