| Problem |
Causes/check procedures |
Corrective measures |
| (4) A paper jam in the paper feed section is indicated during copying (no paper feed from cassette 3). Jam code 12 |
Paper in cassette 3 is extremely curled. |
Change the paper. |
| Check if the paper feed pulley, forwarding pulley and separation pulley of cassette 3 are deformed. |
Check visually and replace any deformed pulleys. |
| Defective timing switch 3. |
Run maintenance item U031 and turn timing switch 3 on and off manually. Replace timing switch 3 if indication of the corresponding sensor on the touch panel is not displayed in reverse. |
| Check if paper feed motor 3 malfunctions. |
Run maintenance item U030 and select paper feed motor 3 on the touch panel to be turned on and off. Check the status and remedy if necessary. |
| Electrical problem with paper feed motor 3. |
Check |
| (5) A paper jam in the paper feed section is indicated during copying (no paper feed from cassette 4). Jam code 13 |
Paper in cassette 4 is extremely curled. |
Change the paper. |
| Check if the paper feed pulley, forwarding pulley and separation pulley of cassette 4 are deformed. |
Check visually and replace any deformed pulleys. |
| Defective timing switch 4. |
Run maintenance item U031 and turn timing switch 4 on and off manually. Replace timing switch 4 if indication of the corresponding sensor on the touch panel is not displayed in reverse. |
| Check if paper feed motor 4 malfunctions. |
Run maintenance item U032 and select paper feed motor 4 on the touch panel to be turned on and off. Check the status and remedy if necessary. |
| Electrical problem with paper feed motor 4. |
Check |
| (6) A paper jam in the paper feed section is indicated during copying (no paper feed from optional side feeder). Jam code 14 |
Side feeder |
| Broken side feeder feed switch actuator. |
Check visually and replace the side feeder feed switch if its actuator is broken. |
| Defective side feeder feed switch. |
Run maintenance item U031 and turn the side feeder feed switch on and off manually. Replace the side feeder feed switch if indication of the corresponding sensor on the touch panel is not displayed in reverse. |
| Check if the side feeder drive motor malfunctions. |
Run maintenance item U247 and select the side feeder drive motor on the touch panel to be turned on and off. Check the status and remedy if necessary. |
| Electrical problem with the side feeder drive motor. |
Check. |