Print Quality Problems - Fujitsu PrintPartner 16V User Manual

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
Too light
Due to dirty precharger wire
Black vertical line
Due to expired fuser unit
Blurred black vertical line
White vertical line
IF
Toner stains (back)

Print Quality Problems

Ghost printing
F
Due to both
Smudging
5-11