Media Damage - Lexmark W850n Service Manual

Media damage

Leading edge
Trailing edge
Step Check
1 Check printer installation placement.
Check the installation surface for irregularities.
Check for missing printer foot.
Is the setup surface normal?
2 Check the media feed.
Remove the media tray assembly.
Properly load media in the media tray assembly.
Properly install the media tray assembly in the printer.
Re-print the defective image.
Does the error continue?
3 Check the media condition.
Load new, dry, recommended media.
Re-print the defective image.
Does the error continue?
4 Check the media transfer route.
Is the media path free of contamination or debris?
5 Check the drive rolls on the media transfer route.
Check all rolls on the transfer route for contamination,
wear, or damage.
Are the pinch rolls rotating freely and spring pressure
applied evenly?
6 Check the heat roll and the pressure roll.
Remove the fuser unit assembly.
Is there contamination or cracking on the heat roll and/
or the pressure roll?
Yes No
Go to step 2. Correct the
installation
placement.
Go to step 3. Problem solved.
Go to step 4. Problem solved.
Go to step 5. Remove debris
or
contamination.
Go to step 6. Replace
defective rolls.
(Go to
applicable repair
procedures for
replacement.)
Replace the Contact the
fuser unit technical
assembly. engineer.
Diagnostic information
4024-110
2-101