| Problem |
Causes/check procedures |
Corrective measures |
| (34) A paper jam in the duplex section is indicated during copying (jam 1 in duplex conveying section). Jam code 64 |
Broken duplex feed switch actuator. |
Check visually and replace the duplex feed switch if its actuator is broken. |
| Defective duplex feed switch. |
Run maintenance item U031 and turn the duplex feed switch on and off manually. Replace the duplex feed switch if indication of the corresponding sensor on the touch panel is not displayed in reverse. |
| Broken duplex conveying switch 1 actuator. |
Check visually and replace duplex conveying switch 1 if its actuator is broken. |
| Defective duplex conveying switch 1. |
Run maintenance item U031 and turn duplex conveying switch 1 on and off manually. Replace duplex conveying switch 1 if indication of the corresponding sensor on the touch panel is not displayed in reverse. |
| The refeed roller is dirty with paper powder. |
Check and, if it is dirty, clean it. |
| The refeed roller is deformed or worn. |
Check and, if it is deformed or worn, fix or replace it. |
| (35) A paper jam in the duplex section is indicated during copying (jam 2 in duplex conveying section). Jam code 65 |
Broken duplex conveying switch 1 actuator. |
Check visually and replace duplex conveying switch 1 if its actuator is broken. |
| Defective duplex conveying switch 1. |
Run maintenance item U031 and turn duplex conveying switch 1 on and off manually. Replace duplex conveying switch 1 if indication of the corresponding sensor on the touch panel is not displayed in reverse. |
| Broken duplex conveying switch 2 actuator. |
Check visually and replace duplex conveying switch 2 if its actuator is broken. |
| Defective duplex conveying switch 2. |
Run maintenance item U031 and turn duplex conveying switch 2 on and off manually. Replace duplex conveying switch 2 if indication of the corresponding sensor on the touch panel is not displayed in reverse. |
| The DU conveying roller is dirty with paper powder. |
Check and, if it is dirty, clean it. |
| The DU conveying roller is deformed or worn. |
Check and, if it is deformed or worn, fix or replace it. |
| (36) A paper jam in the duplex section is indicated during copying (jam 3 in duplex conveying section). Jam code 66 |
Broken duplex conveying switch 2 actuator. |
Check visually and replace duplex conveying switch 2 if its actuator is broken. |
| Defective duplex conveying switch 2. |
Run maintenance item U031 and turn duplex conveying switch 2 on and off manually. Replace duplex conveying switch 2 if indication of the corresponding sensor on the touch panel is not displayed in reverse. |
| Broken duplex conveying switch 3 actuator. |
Check visually and replace duplex conveying switch 3 if its actuator is broken. |
| Defective duplex conveying switch 3. |
Run maintenance item U031 and turn duplex conveying switch 3 on and off manually. Replace duplex conveying switch 3 if indication of the corresponding sensor on the touch panel is not displayed in reverse. |
| The DU conveying roller is dirty with paper powder. |
Check and, if it is dirty, clean it. |
| The DU conveying roller is deformed or worn. |
Check and, if it is deformed or worn, fix or replace it. |