Fixing Base Printer Print Quality Issues; Gray Background On Prints - Lexmark MX81 Series Service Manual

Fixing base printer print quality issues

Gray background on prints

Leading edge
ABCDE
ABCDE
ABCDE
Trailing edge
Actions
Step 1
Ensure the toner cartridge has sufficient toner.
Does the cartridge have sufficient toner?
Step 2
Remove any contamination from the CTLS contacts, located on the toner
level/imaging unit high voltage contact. Perform a print test.
Does the problem remain?
Step 3
Check the CTLS, located on the toner level/imaging unit high voltage
contact, for damage.
Is it free of damage?
Step 4
Check the transfer roller for surface contamination or excessive wear.
Is it free of contamination and wear?
Step 5
Check the transfer roller left contact spring, located on the transfer roller
left arm, for damage.
Is it free of damage?
Yes
Go to step 2.
Go to step 3.
Go to step 4.
Go to step 5.
Contact the next
highest level of
support.
Diagnostic information
39
7463
No
Replace the toner
cartridge.
Problem is solved.
Replace the toner
level/imaging unit high
voltage contact.
Replace the transfer
roller.
Replace the transfer
roller left arm. See
"Transfer roller left
arm with cable
removal" on page
338.