4. Alignment and Troubleshooting
4-35
Samsung Electronics
Service Manual
SCX-483x/5x3x series
● Code
A1-1110
● Error message
Error #A1-1110: Turn off then on.
● Symptom / Cause
After working the main BLDC motor, the Ready signal has not occurred within 1 sec.
1. Harness is defective. Connector is not connected properly.
2. OPC coupler in the toner cartridge has overloaded.
3. Main BLDC motor is defective.
4. Engine board is defective.
● T
roubleshooting method :
※First, turn the machine off then on. If the error persists, refer to the following.
1. Check if the motor connector is connected properly
. Reconnect it.
2. OPC coupler has overloaded.
After removing the toner cartridge, rotate the OPC coupler. (Spec : 6 kgf.cm)
If there is any damage, the OPC coupler can’t rotate well.
Replace the toner cartridge.
3. The main BLDC motor is defective.
- Unplug the connector from the motor carefully.
- Replace the main BLDC motor with new one.
4. If the problem persists, replace the main board.
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