Lexmark X862de - Image Quality; Faint Print (Low Contrast)

2-204 MFP Service Manual
7500-432, -632, and -832
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Image Quality
Faint print (Low contrast)
Before starting, check the media route for foreign objects, such as staples, clips, and scraps, in the media path.
Step Check Yes No
1 Check the media condition.
Load new, dry, recommended media, and perform a print
test.
Is the image density normal?
Problem solved. Go to step 2.
2 Check the toner cartridge.
Install a new toner cartridge.
Re-print the defective image.
Is the image density normal?
Problem solved. Go to step 3.
3 Check the transfer roll assembly.
Remove the transfer roll assembly.
Check the transfer roll assembly for contamination and
wear.
Is the transfer roll assembly free of excess wear and
contamination?
Go to step 4. Replace the
transfer roll
assembly.
4 Check the PC cartridge installation.
Remove the PC cartridge.
Check the PC cartridge connections.
Are the PC cartridge connections free of excess wear
and contamination?
Go to step 5. Correct and
clean
contaminated
pins, or replace
the PC cartridge
or connector.
5 Check the drum grounding plate.
Remove the PC cartridge.
Check the drum grounding plate, located behind the rear
motor cover. This plate can be found behind the flywheel.
Is the drum grounding plate free of excess wear and
contamination?
Go to step 6. Correct and
clean the drum
grounding plate,
or replace the
PC cartridge.
Leading edge
Trailing edge