Partial Lack - Lexmark T650 Service Manual

Partial lack

Leading edge
Trailing edge
Step
1 Check the media condition.
Load new, dry, recommended media.
Re-print the defective image.
Does the problem remain?
2 Check the toner level.
Is the toner level normal?
3 Check the laser beam route.
Check for debris between the printhead assembly and
the PC drum.
Is the laser beam route free of debris and the glass
window, in the printhead assembly, free of
contamination?
4 Check the transfer roll assembly for contamination and
wear.
Is the above component free of excess wear and
contamination?
Check the printhead installation.
5
Is the above component properly installed?
6 Perform a print test.
Does the problem remain?
Check Yes No
Go to step 2. Problem solved.
Go to step 3. Replace the
print cartridge.
Go to step 4. Remove debris
or clean the
printhead
assembly
window.
Go to step 5. Replace the
transfer roll
assembly.
Go to "Transfer
roll assembly
removal" on
page 4-80.
Go to step 6. Reinstall and
adjust the
printhead
assembly.
Go to
"Printhead
assembly
removal
(T650)" on
page 4-59
"Printhead
assembly
removal (T652,
T654, T656)" on
page 4-60.
Contact next Problem solved.
highest level of
tech support.
Diagnostic information
4062
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