Partial Blank Image/White Spots (No Periodic Pattern); Variation In Image Density Horizontally Across Page; Poor Fusing Of Image - Lexmark E120 Service Manual

Partial blank image/white spots (no periodic pattern)

FRU
Toner cartridge (not a
FRU)
Paper (not a FRU)

Variation in image density horizontally across page

FRU
PC Kit (not a FRU)
Transfer roll
Rear door

Poor fusing of image

FRU
Fuser
Paper (not a FRU)
Action
Remove the toner cartridge assembly, and gently shake the assembly to evenly
distribute the toner.
Check to make sure the dust cover is in place and in use. If the dust cover is not
in place, spotting can result.
Check to make sure the laser light path is not blocked.
If the toner cartridge is low, try a new one.
Make sure recommended paper is being used.
Action
The charge roll may have an unbalanced pressure against the PC
(photoconductor) drum.
Try a new PC Kit.
Warning: Do not touch the black portion of the transfer roll.
Check the springs in the left and right transfer roll bearings. The bearing
assemblies should support the transfer roll, applying even pressure to the PC
drum.
Replace the transfer roll assembly if the springs or bearing show signs of
damage or fatigue.
Inspect the transfer roll for signs of wear, damage, or contamination.
Replace the transfer roll as necessary.
Check pivots.
Check for spring damage.
Check for interferences.
Check the latching operation.
Action
The fuser may not be operating at the proper temperature to fuse the toner to the
See"Hot fuser service check" on page 2-27
paper.
Make sure recommended paper is being used.
4506-1xx
for more information.
2-35
Diagnostic information