Lexmark X945E, Service Manual

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2-238
Service Manual
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Vertical stripes (process direction)
Step Check Yes No
1 Check the media condition.
Load new, dry, recommended media.
Re-print the defective image.
Does the error continue?
Go to step 2. Problem solved.
2 Are the media transfer route and the media path free of
contamination or debris? Go to step 3. Remove debris
or
contamination.
3 Check the 2nd transfer roll assembly for contamination
and wear.
Is the 2nd transfer roll assembly free of excess wear and
contamination?
Go to step 4. Replace the 2nd
transfer roll
assembly.
Go to “2nd
transfer roll
assembly
removal” on
page 4-45
.
4 Check the four PC cartridges for proper installation.
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 appropriate
PC cartridge or
connector.
5 Replace the transfer belt unit assembly. Go to “Transfer
belt unit assembly removal” on page 4-16 .
Does the problem remain?
Go to step 6. Problem solved.
6 Check the heat roll and pressure roll.
Remove the fuser unit assembly.
CAUTION : Allow the fuser unit assembly to
cool down.
Is there contamination or cracks on the heat roll and/or
pressure roll?
Replace the
fuser unit
assembly.
Go to “Fuser
unit assembly
removal” on
page 4-15
.
Go to step 8.
Leading edge
Trailing edge