Print Quality-Blurred Or Fuzzy Print; Print Quality-Half-Color Page; Print Quality-Horizontal Banding; Print Quality-Horizontal Line - Lexmark C522 Service Manual

5022-xxx
Print quality—blurred or fuzzy print
Blurred or fuzzy print is usually caused by a problem in the EP drive assembly or in the transfer belt assembly.
Check the EP drive assembly and transfer belt assembly for correct operation.
Blurred print can also be caused by incorrect feeding from one of the input paper sources, paper trays, or duplex
paper path.
Check the high voltage spring contacts to ensure they are not bent, corroded, or damaged. Replace as
necessary.
Print quality—half-color page
A photoconductor unit is not properly seated. Reset the specific photoconductor unit.
Print quality—horizontal banding
Step Questions / actions
1 Measure the distance between repeating
bands.
Is the distance between bands either 27 or
36mm?
Print quality—horizontal line
The photoconductor unit is defective. Replace the photoconductor unit.
Print quality—insufficient fusing
Step Questions / actions
1 Is the fuser properly installed?
2 Replace the fuser. See
page 4-60.
Does this fix the problem?
Print quality—missing image at edge
Reseat the developer cartridge.
Print quality—mottle (2–5mm speckles)
Keep running prints through, and the problem normally clears up. If the problem persists, replace the developer
cartridge.
Print quality—narrow vertical line
Step Questions / actions
1 Replace the photoconductor unit. See
"Photoconductor unit removal" on
page 4-70.
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Service Manual
"Fuser removal" on
Yes
Replace the print cartridge.
Yes
Go to step 2.
Problem solved.
Yes
Problem solved.
No
Replace the photoconductor
unit. See "Photoconductor
unit removal" on
page 4-70.
No
Install the fuser properly.
Replace the LVPS. see
"Low voltage power
supply (LVPS) removal"
on page 4-65.
No
Replace the print cartridge.