Error Messages and Codes
If an abnormal condition arises in the machine or an incorrect operation is performed, an alarm signal is generated for a few seconds and a message indicating the nature of the error is displayed. If this happens, take the corrective action listed in the following table. The problem may be identified further by accessing the error codes. To access the error codes when a machine problem is identified press [Stop] and 08.
Error Messages
Error Message | Description and Corrective Action |
|
|
Drum life warning | The print counter has reached 29,000 pages. Order new |
| drum cartridge. |
|
|
Replace Drum | The Drum Cartridge has reached its end of life. Replace the |
| Drum Cartridge. See “Replacing the Drum Cartridge”. |
|
|
Check Drum | The Drum Cartridge is not properly installed. Reinstall the |
| Drum Cartridge. |
|
|
Toner is low | The toner sensor detected toner low status. Order a new |
| toner cartridge. |
|
|
Toner empty | The toner sensor detected toner end status. Replace the |
| toner cartridge. See “Replacing the Toner Cartridge”. |
|
|
Replace toner | The toner cartridge is not properly installed. Reinstall the |
| toner cartridge. |
|
|
Upper tray of the job separator is | Remove the paper from the upper tray of the job separator. |
full |
|
|
|
Lower tray of the job separator is | Remove the paper from the lower tray of the job separator. |
full |
|
|
|
Add Paper to Tray 1 | Load paper in Tray 1. |
|
|
Add Paper to Tray 2 | Load paper in Tray 2. |
|
|
Tray 1 is not ready | Push Tray 1 into the machine. |
|
|
Tray 2 is not ready | Push Tray 2 into the machine. |
|
|
Basic Troubleshooting
WorkCentre Pro 421 User Guide |