Konica-Minolta bizhub C754
Troubleshooting. Jam Code: 14-01, 14-40
Contents
| JAM type | Tray 4 feed section |
| JAM code | 14-01, 14-40 |
| Detection timing | 14-01 The leading edge of the paper does not unblock the tray 4 paper feed sensor (PS26) even after the lapse of a given period of time after the tray 4 starts to feed paper. |
| 14-40 For paper fed from the tray 4, the image write start signal permit continues to be disabled for a predetermined period of time after the timing of the image write start signal output. |
|
| The tray 4 paper feed sensor (PS26) is unblocked when the main power switch is turned ON, a door or cover is opened and closed, or a misfeed or malfunction is reset. | |
| Misfeed processing location | Lower right door |
| Relevant parts | • LCC transport motor (M25) • Tray 4 paper feed clutch (CL7) • Tray 4 paper feed sensor (PS26) • Paper feed/transport drive board (PFTDB) • Printer control board (PRCB) |
Procedure
| Step | Action | Control signal | Location |
|---|---|---|---|
| 1 | Initial check items | ||
| 2 | PS26 I/O check, sensor check | PFTDB CN22-3 (ON) | 8-X |
| 3 | CL7 operation check | PFTDB CN21-2 (REM) | 7-X |
| 4 | M25 operation check | PFTDB CN17-1 to 7 | 11-X |
| 5 | PFTDB ICP3 or ICP13 conduction check | ||
| 6 | Replace PFTDB | ||
| 7 | PRCB ICP13 conduction check | ||
| 8 | Replace PRCB |