Lexmark C792de, Service Manual, Page: 74 / 630

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Service Manual
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Skew
Step Questions / actions Yes No
1 Check printer installation placement.
Check the installation surface for irregularities.
Check for damaged printer caster.
Is the setup surface normal?
Go to step 2. Correct the
installation
placement.
2 Properly load media into the media tray assembly and
ensure all guides are set correctly.
Properly install the media tray assembly into the printer.
Re-print the defective image.
Does the error continue?
Go to step 3. Problem solved.
3 Check for obstructions in the area of the media feed
units.
Are the media feed unit assemblies free from any
obstructions?
Go to step 4. Remove
obstructions.
4 Check the ITU assembly for contamination and wear.
Is the above component free of excess wear and
contamination?
Go to step 5. Replace ITU
assembly.
Go to “ITU
assembly
removal” on
page 4-72
.
5 Check the printhead for proper alignment.
Go to “Aligning the printhead” on page 4-124 .
Does the problem remain?
Go to step 6. Problem solved.
6 Perform a print test.
Does the problem remain?
Contact next
highest level of
tech support. Problem solved.
Leading edge
Trailing edge