No Fuse - Lexmark X862de Service Manual

7500-432, -632, and -832

No fuse

Leading edge
Trailing edge
Step
1 Check the fuser unit assembly installation.
Check that the levers, on both sides of the fuser unit
assembly, are pushed down.
Re-print the defective image.
Does the error continue?
2 Check the media condition.
Load new, dry, recommended media.
Re-print the defective image.
Does the error continue?
3
Is there contamination or cracking on the heat roll and/
or the pressure roll?
4 Check the image development process.
Perform a print test. Turn off the printer power while
printing.
Carefully remove the PC cartridge, and check the toner
image formed on the drum before the transfer roll
assembly.
Is the image completely formed on the drum and the
area clear, black, and easily read?
5 Check the image transfer process.
Check the toner image formed on the drum after the
transfer roll assembly is passed.
Is the toner image completely transferred on the media?
6 Check the HVPS card assembly.
Replace the HVPS card assembly.
Perform a print test.
Does the error continue?
2-224
MFP Service Manual
Check
Check the heat roll and the pressure roll.
Remove the fuser unit assembly.
Yes No
Go to step 2. Problem solved.
Go to step 3. Problem solved.
Replace the Go to step 4.
fuser unit
assembly.
Go to step 5. Go to step 7.
Go to step 7. Go to step 6.
Go to step 7. Problem solved.
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