Horizontal Light Bands Check - Lexmark M52 Series Service Manual

Horizontal light bands check

Note: Before performing this print quality check, go to the control panel home screen and navigate to
Settings > Troubleshooting > Print Quality Test Pages, and then perform the initial print quality check.
See "Initial print quality check" on page
Actions
Step 1
Remove, and then clean the imaging unit contacts.
Does the problem remain?
Step 2
Check if the printer is using a genuine and supported Lexmark
imaging unit.
Is the printer using a genuine and supported imaging unit?
Step 3
Install a genuine and supported imaging unit.
Does the problem remain?
Step 4
Turn off the printer, wait for 10 seconds, and then turn on the printer.
Does the problem remain?
Step 5
a
Remove the HVPS. See
b
Check if the HVPS wire connectors are pinched or damaged.
Are the wire connectors pinched or damaged?
Step 6
Repair or replace the wire connectors.
Does the problem remain?
44.
"HVPS removal" on page
Diagnostics and troubleshooting
64
Yes
Go to step 2.
Go to step 4.
Go to step 4.
Go to step 5.
Go to step 6.
421.
Go to step 7.
4064
No
The problem is
solved.
Go to step 3.
The problem is
solved.
The problem is
solved.
Go to step 7.
The problem is
solved.