Konica-Minolta bizhub 20
Troubleshooting. The control panel does not work.
User Check
- Check whether the function lock is not set.
| Step | Possible cause | Check | Result | Remedy |
|---|---|---|---|---|
| 1 | Key sticking | Is there a key on the control panel stuck? | Yes | Clean up the panel cover, or remove the burrs from panel cover and panel keys. |
| 2 | Connection between main PCB and control panel PCB | Are the main PCB and control panel PCB connected properly? | No | Reconnect the connector properly. |
| 3 | Rubber Key | Is the problem solved after replacing the rubber key? | Yes | Replace the rubber Key. |
| 4 | Control panel PCB | Is the problem solved after replacing the control panel PCB? | Yes | Replace the control panel PCB. |
| 5 | Main PCB | Is the problem solved after replacing the main PCB ASSY? | Yes | Replace the main PCB ASSY. |