Print Quality
Problems
User's Manual
The most common cause of poor print quality is the dirty corona
wire or precharger wire. A rare cause is the expired fuser unit. The
figures below show the typical appearances.
Due to dirty corona wire
Due to expired fuser unit
Too light
White vertical line
Blurred black vertical line
Due to dirty precharger wire
Black vertical line
Toner stains (back)
Due to both
Due to expired fuser unit
Smudging
Blurred black vertical line
Print Quality Problems
Ghost printing
6-9
SOLVING
PROBLEMS