Lexmark X651de Service Manual page 210

7462
Step
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?
7
Check the HVPS card assembly for proper connection.
Is the above component properly connected?
8
Perform a print test.
Does the problem remain?
2-174
Service Manual
Check
CAUTION: : Allow
the fuser unit
assembly to cool
down.
Yes
Go to step 5. Replace the
charge roll
assembly.
Go to
roll assembly
removal (X651,
X652, X654,
X656, and
X658)" on
page
Go to step 6. Replace the
transfer roll
assembly.
Go to
roll assembly
removal (X651,
X652, X654,
X656, and
X658)" on
page
Replace the Go to step 7.
fuser unit
assembly.
"Fuser
Go to
unit assembly
removal (X651,
X652, X654,
X656, and
X658)" on
page 4-15.
Replace the Replace the
HVPS card connections.
assembly.
"HVPS
Go to
card assembly
removal (X651,
X652, X654,
X656, and
X658)" on
page 4-17.
Contact next Problem solved.
highest level of
tech support.
No
"Charge
4-6.
"Transfer
4-54.