Konica-Minolta bizhub 502
Troubleshooting. JAM. 3. Misfeed at tray 1 feed section
Relevant parts
Take-up motor (M22)
Tray 1 paper feed clutch (CL1)
Tray1 vertical transport sensor (PS4)
Paper feed/transport drive board (PFTDB)
Printer control board (PRCB)
| Step | Action | Signal | Location |
|---|---|---|---|
| 1 | Initial check items | ||
| 2 | PS4 I/O check, sensor check | PFTDB CN11-8 (ON) | Q-2 |
| 3 | CL1 operation check | PFTDB CN11-14 (REM) | Q-2 to 3 |
| 4 | M22 operation check | PFTDB CN8-5 to 8 | X-12 |
| 5 | PFTDB ICP1 or ICP3 conduction check | ||
| 6 | Change PFTDB | ||
| 7 | Change PRCB |