Konica-Minolta bizhub C452
Troubleshooting. Jam 07. Misfeed at tray 3/4 horizontal transport section
Relevant parts
Transport motor (M25)
Tray 3 transport clutch (CL6)
Horizontal transport clutch (CL3)
Tray 3 paper feed sensor (PS21)
Horizontal transport sensor (PS29)
Paper feed/transport drive board (PFTDB)
Printer control board (PRCB)
Action
| Step | Action | Control signal | Location |
|---|---|---|---|
| 1 | Initial check items | ||
| 2 | PS21 I/O check, sensor check | PFTDB CN16-9 (ON) | X-6 |
| 3 | PS29 I/O check, sensor check | PFTDB CN14-13 (ON) | X-10 |
| 4 | CL3 operation check | PFTDB CN14-5 (REM) | X-9 |
| 5 | CL6 operation check | PFTDB CN16-10 (REM) | X-6 |
| 6 | M25 operation check | PFTDB CN13-6 (LOCK) | X-11 |
| 7 | PFTDB ICP4 or ICP5 conduction check | ||
| 8 | Change PFTDB | ||
| 9 | Change PRCB |