4. Alignment and Troubleshooting
► Error Code
A1-3621 / A1–3622 / A1–4111 / A1–4112 / A1–4310
► Error message
Error: #A1-3621 Turn off then on
Error: #A1-3622 Turn off then on
Error: #A1-4111 Turn off then on
Error: #A1-4112 Turn off then on
Error: #A1-4310 Turn off then on
► Symptom
The motor for OPC/Deve/ITB does not operate normally.
► Troubleshooting method
1) Turn the machine off then on. If the error persists, turn the machine off again.
2) Remove the right cover.
3) Check if the connection between main board and 2 motors in the main drive unit are correct.
4) If the connection is OK, replace the motor in the main drive unit.
5) If there is a driver test for this component, please try it first. If the problem persists, replace the main board.
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