
4. Troubleshooting
► Error Code
A1–1110
► Error message
Main Motor Failure: #A1-1110. Turn off then on. Call for service if the problem persists
► Symptom
After working the main BLDC motor, the Ready signal has not occurred within 1 sec.
► Troubleshooting method
1) Turn the machine off then on. If the error persists, refer to the following.
2) Check if the motor connector on the main board is connected properly. Reconnect it.
3) OPC coupler has overloaded. After removing the imaging unit, rotate the OPC coupler. (Spec : 6 kgf.cm) If there is
any damage, the OPC coupler can’t rotate well. Replace the imaging unit.
4) The main BLDC motor is defective.
•
Unplug the connector from the motor carefully.
•
Replace the main BLDC motor with new one.
5) If the problem persists, replace the main board.
Copyright© 1995-2017 SAMSUNG. All rights reserved.
4-27