Konica Minolta magicolor 4750EN-4750DN - Manual (Page 237)

Solving Problems with Printing Quality 9-30
Solving Problems with Printing Quality
Symptom Cause Solution
Nothing is
printed, or
there are
blank spots
on the
printed page. One or more of the
imaging units may be
defective. Remove the imaging units and check it
for damage. If it is damaged, replace it.
The media is moist
from humidity. Adjust the humidity for media storage.
Remove the moist media and replace it
with new, dry media.
The media set in the
printer driver mis-
matches the media
loaded in the printer. Load the correct media in the printer.
The power source
does not match the
printer specifications. Use a power source with the proper
specifications.
Several sheets are
being fed at the same
time. Remove the media from the tray and
check it for static electricity. Fan plain
paper or other media, and replace it in
the tray.
Media is not set prop-
erly in the tray(s). Remove the media, tap it to straighten
it out, return it to the tray, and realign
the media guides.
Entire sheet
is printed in
black or
color. One or more of the
imaging units may be
defective. Remove the imaging units and check it
for damage. If it is damaged, replace it.