Emergency stop error caused by cover opening (Error code: 030004)
Cause
Occurs if the rear cover is opened during motor driving.
(Although the fatal error occurrence history is recorded to the main unit, the main unit display indicates a paper jam error)
Suspected cause
- Rear cover opened during motor driving
- Rear cover open sensor failure
Troubleshooting
| Step | Check and measure | Yes | No |
|---|---|---|---|
| 1 | Turn the power off and then back on |
Replace the rear cover open sensor |
End |