Lexmark XM3250 Service Manual page 132

Fuser error service check
Action
Step 1
a
Turn off the printer, and then unplug the power cord.
b
Remove the rear door and cover. See
removal" on page
c
Reseat the fuser cable from the power supply and the controller
board.
Does the problem remain?
Step 2
Disconnect the fuser cable from the power supply, and then
measure its resistance.
Check if the resistance is close to the following values:
•
220V fuser—43 ohms
•
110V fuser—10 ohms
•
100V fuser—8 ohms
Does the fuser have a normal resistance value?
Step 3
a
Remove the fuser. See
b
Check the fuser gears for wear and damage. Rotate the gears,
and then check if they move properly.
c
Check the fuser cables and connectors for damage.
d
Check the fuser belts for wear and damage.
Is the fuser free of wear and damage?
Step 4
Reinstall the fuser.
Does the problem remain?
Step 5
Replace the fuser. See
Does the problem remain?
"Rear door and cover
295.
"Fuser removal" on page
"Fuser removal" on page
Diagnostics and troubleshooting
Yes
Go to step 2.
Go to step 3.
Go to step 4.
296.
Go to step 5.
Contact the next
level of support.
296.
132
7018
No
The problem is
solved.
Go to step 5.
Go to step 5.
The problem is
solved.
The problem is
solved.