| Problem |
Causes/check procedures |
Corrective measures |
| (4) A paper jam in the paper feed section is indicated during copying (no paper feed from optional cassette 3). Jam code 12 |
Paper is extremely curled. |
Change the paper. |
| Check if the paper feed pulley, forwarding pulley and separation pulley of optional cassette 3 are deformed. |
Check visually and replace any deformed pulleys. |
| Broken feed switch 3 actuator. |
Check visually and replace switch. |
| Defective feed switch 3. |
Run maintenance item U031 and turn feed switch 3 on and off manually. Replace feed switch 3 if indication of the corresponding switch on the touch panel is not displayed in reverse. |
| Check if PF paper feed clutch 1 malfunctions. |
Run maintenance item U247 and select PF paper feed clutch 1 on the touch panel to be turned on and off. Check the status and remedy if necessary. |
| Electrical problem with PF paper feed clutch 1. |
Check |
| (5) A paper jam in the paper feed section is indicated during copying (no paper feed from optional cassette 4). Jam code 13 |
Paper is extremely curled. |
Change the paper. |
| Check if the paper feed pulley, forwarding pulley and separation pulley of optional cassette 4 are deformed. |
Check visually and replace any deformed pulleys. |
| Broken PF feed switch actuator. |
Check visually and replace switch. |
| Defective PF feed switch. |
With 5 V DC present at YC2-8 on the PF main PWB, check if YC2- 7 on the PF main PWB remains low when the PF feed switch is turned on and off. If it does, replace the PF feed switch. |
| Check if PF paper feed clutch 2 malfunctions. |
Run maintenance item U247 and select PF paper feed clutch 2 on the touch panel to be turned on and off. Check the status and remedy if necessary. |
| Electrical problem with PF paper feed clutch 2. |
Check |
| (6) A paper jam in the paper feed section is indicated during copying (no paper feed from MP tray). Jam code 14 |
Paper is extremely curled. |
Change the paper. |
| Check if the MP paper feed pulley, MP forwarding pulley and MP separation pulley are deformed. |
Check visually and replace any deformed pulleys. |
| Broken MP feed switch actuator. |
Check visually and replace switch. |
| Defective MP feed switch. |
Run maintenance item U031 and turn MP feed switch on and off manually. Replace the switch if indication of the corresponding switch on the touch panel is not displayed in reverse. |
| Check if the MP paper feed clutch malfunctions. |
Run maintenance item U032 and select MP paper feed clutch on the touch panel to be turned on and off. Check the status and remedy if necessary. |
| Electrical problem with the MP paper feed clutch. |
Check |