| Classifica- tion |
Jam code |
Cause |
Resulting operation |
Correction |
| Paper feed conveyance (tray 4) |
J1706 |
During operation |
The vertical conveyance sensor /2 (PS26) does not turn ON within a speci- fied period of time after the pre-registra- tion clutch /4 (CL10) 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 main body vertical conveyance door and remove jammed paper if any. |
| The vertical conveyance sensor /3 (PS27) does not turn ON within a speci- fied period of time after the pre-registra- tion clutch /4 (CL10) turns ON. |
| J1707 |
The vertical conveyance sensor /4 (PS28) does not turn ON within the specified period of time after the pre- registration clutch /4 (CL10) turns ON. |
| LU |
J1708 |
The main body loop sensor (PS36) does not turn ON within a specified period of time after the LU exit sensor (PS106) turns ON. |
Open the LU front door and remove jammed paper if any. |
| Paper feed con- veyance |
J1709 |
When idling |
The paper leading edge sensor (PS43) turns ON while in idling. |
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Open the main body vertical conveyance door and remove jammed paper if any. Open the front door, pull out the ADU sec- tion and remove jammed paper if any. |
| J1710 |
The registration sensor (PS44) turns ON while in idling. |
| J1712 |
The vertical conveyance sensor /1 (PS25) or the loop sensor (PS36) turns ON while in idling. |
| Vertical convey- ance door |
J1901 |
During operation |
The vertical conveyance door is opened while in printing, so the conveyance door sensor /Up (PS12) or /Lw (PS29) turns OFF. |
If there is a sheet of paper being printed when a jam occurs, the main body completes the paper exit before stopping operations. |
Close the main body vertical conveyance door. |
| LU |
J1902 |
The LU front door or the LU upper door is opened while in printing, so the front door open/close sensor (PS110) or the upper door open/close sensor (PS100) turns OFF. |
Close the LU front or upper door. |
| Drum |
J2101 |
The maximum density sensor detects paper while in printing. |
Open the front doors / Lt and /Rt, pull out the ADU section and remove jammed paper if any. |
| J2102 |
When idling |
The maximum density sensor detects paper while in idling. |
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