| Failure status |
Cause of failure |
Check procedures/corrective measures |
| (4)Registration clutch does not operate. |
1. Registration clutch coil is broken. |
Check continuity of the coil and registration clutch coil replace the if there is no continuity. |
| 2. Wire or connector failure between the registration clutch and main/engine PWB (YC10). |
If the connector is not inserted enough, reinsert it. Or check the wire's continuity, and repair or replace the wire if there is no continuity. |
| 3. Main/Engine PWB is defective. |
Replace the main/engine PWB. |
| (5)Paper feed clutch does not operate. |
1. Paper feed clutch coil is broken. |
Check continuity of the coil and paper feed clutch coil replace the if there is no continuity. |
| 2. Wire or connector failure between the paper feed clutch and main/engine PWB (YC10). |
If the connector is not inserted enough, reinsert it. Or check the wire's continuity, and repair or replace the wire if there is no continuity. |
| 3. Main/Engine PWB is defective. |
Replace the main/engine PWB. |
| (6)The developer clutch does not operate. |
1. Developer clutch coil is broken. |
Check continuity of the coil and developer clutch coil replace the if there is no continuity. |
| 2. Wire or connector failure between the developer clutch and main/engine PWB (YC10). |
If the connector is not inserted enough, reinsert it. Or check the wire's continuity, and repair or replace the wire if there is no continuity. |
| 3. Main/Engine PWB is defective. |
Replace the main/engine PWB. |
| (7)MP paper feed solenoid does not function |
1. MP paper feed solenoid clutch coil is broken |
Check continuity of the coil and MP paper feed solenoid coil replace the if there is no continuity. |
| 2. Wire or connector failure between the MP paper feed solenoid and main/ engine PWB (YC21). |
If the connector is not inserted enough, reinsert it. Or check the wire's continuity, and repair or replace the wire if there is no continuity. |
| 3. Main/Engine PWB is defective. |
Replace the main/engine PWB. |
| (8)Eraser lamps (PWB) are not lit. |
1. Wire or connector failure between the Eraser lamps PWB and main/engine PWB (YC5). |
If the connector is not inserted enough, reinsert it. Or check the wire's continuity, and repair or replace the wire if there is no continuity. |
| 2. Eraser lamp (PWB) is defective. |
Check the continuity and replace eraser lamp (PWB) if there is no continuity. |
| 3. Main/Engine PWB is defective. |
Replace the main/engine PWB. |