| Classifica- tion |
Jam code |
Cause |
Resulting operation |
Correction |
| LU |
J1501 |
During operation |
The pre-registration sensor (PS107) does not turn ON within a specified period of time after the feed clutch (CL101) turns ON. |
If there is a sheet of paper being printed when a jam occurs, the main body completes the paper exit before stopping operations. |
Open the LU upper door and remove jammed paper if any. Open the LU front door and remove jammed paper if any. |
| J1502 |
The LU exit sensor (PS106) does not turn ON within a specified period of time after the pre-registration clutch (CL102) turns ON. |
| The pre-registration sensor (PS107) does not turn OFF within a specified period of time after the pre-registration clutch (CL102) turns ON. |
| The loop sensor (PS36) does not turn ON within a specified period of time after the pre-registration clutch (CL102) turns ON. |
| J1503 |
When idling |
The LU exit sensor (PS106) turns ON while in idling. |
— |
| J1504 |
The pre-registration sensor (PS107) turns ON while in idling. |
| Paper feed conveyance (common to each tray) |
J1701 |
During operation |
The registration sensor (PS44) does not turn ON within a specified period of time after the loop sensor (PS36) turns ON or the loop motor (M6) turns ON. |
If there is a sheet of paper being printed when a jam occurs, the main body completes the paper exit before stopping operations. |
Open the front doors and pull out the ADU section, open the regis- tration loop jam pro- cessing section and ADU exit guide plate, remove jammed paper if any. |
| Paper feed conveyance (tray 1) |
J1702 |
The loop sensor (PS36) does not turn ON within a specified period of time after the horizontal conveyance sensor / Rt (PS6) turns ON. |
| Paper feed conveyance (trays 3/4) |
J1703 |
The loop sensor (PS36) does not turn ON within a specified period of time after the vertical conveyance sensor /2 (PS26) turns ON. |
Open the main body vertical conveyance door and remove jammed paper if any. |
| Paper feed conveyance (tray 2) |
J1704 |
The loop sensor (PS36) does not turn ON within a specified period of time after the pre-registration clutch /2 (CL6) turns ON. |
| Paper feed conveyance (tray 3) |
J1705 |
The vertical conveyance sensor /2 (PS26) does not turn ON within a speci- fied period of time after the pre-registra- tion clutch /3 (CL8) turns ON. |
| The vertical conveyance sensor /3 (PS27) does not turn ON within a speci- fied period of time after the pre-registra- tion clutch /3 (CL8) turns ON. |