SC No. Type Error Name/Error Condition/Major Cause/Solution
SC531-01 D Development Intake Fan/Right 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 development intake fan/right for SC531-01, or drive
cooling fan for SC531-03.
• Reconnect the connector.
• Replace the harness.
• Replace the Imaging IOB.
SC No. Type Error Name/Error Condition/Major Cause/Solution
SC533-01 D PSU Exhaust 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
Service Call 501-584
915