HP Color LaserJet 8550 Multifunction Printer series - Manual (Page 189)

188 8 Solving Printer Problems EN
Problem Cause and Solution
Toner smear Toner smears appear on the back of the page. The
transfer belt is dirty or the transfer belt assembly may
not be seated properly. Open and close the front door
to complete a printer self-cleaning cycle.
There might be an undetected jam in the printer. Open
and close the front door to allow the printer to clear the
jam. If the problem persists, remove the transfer drum.
Look between the drum surface and the drum handles
for the piece of media. Remove any media, and then
reinstall the transfer drum.
You recently had a media jam or the printer fed multiple
sheets of media. Open and close the front door to
complete a printer self-cleaning cycle.
If you are printing on media heavier than 28 lb
(105 g/m
2
) bond, you must select Heavy Paper as the
paper type on the Paper tab in the printer driver to
ensure the correct finish on the media. For more
information on changing the printer driver settings, see
the online help.