SC No. Type Error Name/Error Condition/Major Cause/Solution
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 0.1
sec.
If a lock signal is not obtained for 50 times consecutively.
• Motor defective
• Connector disconnected
• Harness broken
• IOB defective
• Replace the PSU exhaust fan for SC533-01, PSU cooling fan for
SC533-04 or controller box cooling fan for SC533-04.
• Reconnect the connector.
• Replace the harness.
• Replace the paper transport IOB (for SC533-01, -03).
• Replace the imaging IOB (for SC533-04).
SC No. Type Error Name/Error Condition/Major Cause/Solution
SC534-01 D Main Exhaust Fan Lock
SC534-02 D Toner Supply Cooling Fan Lock
SC534-03 D Ozone Exhaust Fan Lock
6. Troubleshooting
820
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