Symptom
Cause
Solution
Image is too dark.
One or more of the
photoconductor units may be
defective.
Remove the photoconductor units and check them for
damage. If one is damaged, replace it.
Image is blurred;
background is
lightly stained;
there is insufficient
gloss of the
printed image.
One or more of the
photoconductor units may be
defective.
Remove the photoconductor units and check them for
damage. If one is damaged, replace it.
The print or color
density is uneven.
One or more of the toner
cartridges may be defective or
low.
Remove the toner cartridges and check them for damage. If
one is damaged, replace it.
The printer is not level.
Place the printer on a flat, hard, level surface.
Irregular print or
mottled image
appears.
The media is moist from
humidity.
Adjust the humidity in the media storage area.
Remove the moist media and replace it with new, dry media.
Unsupported media (wrong size,
thickness, type, etc.) is being
used.
Use Epson-approved media. See “Print Media” on page 58.
One or more of the
photoconductor units may be
defective.
Remove the photoconductor units and check it for damage.
If it is damaged, replace it.
AcuLaser C3900 Series User’s Guide
Troubleshooting
137
