Before Calling Service Technician 199
Image trouble
Phenomenon Usual cause Countermeasure
The density of the copy
image is light.
Toner has run out. “Toner empty” appears on the display
when toner has run out. Replace the toner
cartridge if the message appears.
P.189 “Replacing Toner Cartridge”
The copy density is set
lighter.
Make the density darker if you use the
manual copy density mode. Or use the
automatic copy density mode.
The transfer charger wire is
dirty.
Clean the transfer charger wire.
P.204 “Cleaning transfer charger”
The density of the copy
image is dark.
The copy density is set
darker.
Make the density lighter if you use the
manual copy density mode. Or use the
automatic copy density mode.
The copied image is stained. The Reversing Automatic
Document Feeder (optional)
/ Automatic Document
Feeder (optional) or the
Platen Cover (optional) is not
lowered fully.
Lower them fully to block outside light.
The original glass, platen
sheet, scanning area or
guides are dirty.
Clean them.
P.202 “Daily Inspection”
The copy density is set
darker.
Make the density lighter if you use the
manual copy density mode. Or use the
automatic copy density mode.
Highly transparent originals
such as OHP films or tracing
paper are used.
Place a blank sheet of paper, the same
size as the original or larger, over the orig-
inal.
The copy image is fogged. There is a slight gap
between the original glass
and the original.
Lower the Platen Cover (optional) or the
Reversing Automatic Document Feeder
(optional) / Automatic Document Feeder
(optional) fully so that the original will con-
tact with the original glass.
The copy paper is damp. Replace with dry copy paper.
The density level of the copy
image is uneven in a horizon-
tal direction.
The transfer charger wire is
dirty.
Clean the transfer charger wire.
P.204 “Cleaning transfer charger”