Konica Minolta PagePro 1390 MF User Manual page 102

Symptom
White or black
lines
Dark lines on
the edges.
Toner
smudges
90
Cause
The toner cartridge may be
defective.
The transfer roller is dirty.
The toner may be unevenly
distributed inside the toner
cartridge.
The toner cartridge may be
defective.
Smudges on the media indi-
cate a dirty feed roller.
Solution
Remove the toner cartridge
and check it for damage.
Replace the toner cartridge, if
necessary.
Contact your local vendor.
Remove the toner cartridge
and shake it left and right a few
times to distribute remaining
toner.
Remove the toner cartridge
and check it for damage.
Replace the toner cartridge, if
necessary.
Contact your local vendor.
Solving Problems-Printing Quality