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7462
Spots
Leading edge
Trailing edge
Step
1
Check the media condition.
Load new, dry, recommended media.
Re-print the defective image.
Does the error continue?
2
Check the media transfer route.
Is the media route free of contamination or debris?
3
Check the print cartridge for spots or other damage on
the drum surfaces.
Is the print cartridges free of excess wear and
contamination?
4
Check the charge roll assembly for contamination and
wear.
Is the above component free of excess wear and
contamination?
5
Check the transfer roll assembly for contamination and
wear.
Is the above component free of excess wear and
contamination?
6
Check the heat roll and pressure roll.
Remove the fuser unit assembly.
Is there contamination or cracks on the heat roll and/or
pressure roll?
2-164
Service Manual
Check
CAUTION: : Allow
the fuser unit
assembly to cool
down.
Yes
No
Go to step 2.
Problem solved.
Go to step 3.
Remove debris
or
contamination.
Go to step 4.
Replace the
print cartridge.
Go to step 5.
Replace the
charge roll
assembly.
Go to
"Charge
roll assembly
removal" on
page
4-6.
Go to step 6.
Replace the
transfer roll
assembly.
Go to
"Transfer
roll assembly
removal" on
page
4-56.
Replace the
Go to step 7
fuser unit
assembly.
Go to
"Fuser
unit assembly
removal" on
page
4-15.
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