Dell C1765NFW MFP Laser Printer - Manual (Page 356)

354 Troubleshooting
Fog
Bead-Carry-Out (BCO)
Action Yes No
1 Is the whole page printed light? Contact Dell. Go to action 2.
2 Start Clean Developer.
a Launch the Tool Box, and click Clean Developer on the Diagnosis
tab.
b Click Start.
Is the problem recovered?
The task is complete. Contact Dell.
Action Yes No
1 If the printer is installed in a high altitude location, set the altitude of
the location.
a Launch the Tool Box, and click Adjust Altitude on the Printer
Maintenance tab.
b Select the value close to the altitude of the location where the printer
is installed.
Is the problem recovered?
The task is complete. Contact Dell.