From the control panel, navigate to:
> Settings > > Device > > Notifications >
From the Jam Content Recovery menu, set Jam Recovery to On or Auto, and then press .
Are the jammed pages reprinted?
The problem is solved.
Contact customer support.
Are the fine lines or special characters not printed correctly? Check the toner cartridge and adjust the toner darkness of your printer.
Check if the imaging unit is properly installed or needs to be replaced to avoid completely black pages on prints.