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Blank sheets printed/one or more colors
missing.
Reason:
An image drum cartridge may have been exposed to
light, or LED array or image drum contacts may have
failed.
Solution:
Leave image drum cartridge in total darkness for
several hours. If this fails to restore it, install a new
image drum cartridge.
Reason:
Empty or missing toner cartridge.
Solution:
Install new toner cartridge.
Entire page or one color prints faintly.
Reason:
Empty toner cartridge. Pages get fainter after toner is
used up.
Solution:
Install new toner cartridge.
Reason:
LED array is dirty.
Solution:
Clean the LED array.
Page prints all one color.
Reason:
Hardware problem
Solution:
Contact your service representative.
Page has gray or speckled background.
Reason:
Static electricity causes toner to stick to background
Solution:
Change paper to an acceptable laser bond and use a
humidifier.
Reason:
Image drum has been exposed to light.
Solution:
Leave image drum cartridge in total darkness for
several hours. If this fails to restore it, install a new
image drum cartridge.