Epson AcuLaser CX37DN Series User Manual page 228

Symptom Cause
There are toner The media path is dirty with
smudges on the toner.
back side of the
One or more of the toner
page (whether or
cartridges are defective.
not it has been
duplexed).
One or more of the
photoconductor units is
defective.
The media transfer roller is dirty.
Abnormal areas The laser lens is dirty.
(white, black, or
A toner cartridge may be
color) appear in a
defective.
regular pattern.
One or more of the
photoconductor units is
defective.
The exposure glass is dirty.
Image defects. The laser lens is dirty.
A toner cartridge may be leaking.
A toner cartridge may be
defective.
One or more of the
photoconductor units may be
defective.
Epson AcuLaser CX37 Series
Solution
Print several blank sheets and the excess toner should
disappear.
Remove the toner cartridges and check for damage. If it is
damaged, replace it.
Remove the photoconductor units and check for damage. If
it is damaged, replace it.
Clean the media transfer roller.
Contact your vendor or authorized service provider.
Clean the laser lens.
Remove the toner cartridges with the color causing the
abnormal image. Replace it with a new toner cartridge.
Remove the photoconductor units and check for damage. If
it is damaged, replace it.
Clean the exposure glass. For more details, refer to "Cleaning
the Machine" on page 191. If this does not solve the problem,
scan from the original glass.
Clean the laser lens.
Remove the toner cartridges and check for damage. If it is
damaged, replace it.
Remove the toner cartridge with the color causing the
abnormal image.
Replace it with a new toner cartridge.
Remove the photoconductor units and check for damage. If
it is damaged, replace it.
Printer/Copier/Scanner User's Guide
Troubleshooting 228