Dark Print Check - Lexmark CS720 Service Manual

Action
Step 9
Replace the printhead. See
Does the problem remain?
Step 10
Replace the controller board. See
page 357.
Does the problem remain?

Dark print check

Action
Step 1
a
From the home screen, touch Settings > Print > Quality.
b
Check the Toner darkness setting value.
Is the darkness setting too high?
Step 2
Adjust the darkness setting to the proper value.
Does the problem remain?
Step 3
Reseat the imaging kit, and then perform a print job.
Does the problem remain?
Step 4
a
Enter the Diagnostics menu, and then navigate to:
Advanced Print Quality Samples > Advanced Print Quality
Samples
b
Check the test page.
Is only one page showing the dark prints?
"Printhead removal" on page
"Controller board removal" on
Diagnostic information
52
Yes
Go to step 10.
361.
Contact the next
level of support.
Yes
Go to step 2.
Go to step 3.
Go to step 4.
Go to step 5.
5028
No
The problem is
solved.
The problem is
solved.
No
Go to step 3.
The problem is
solved.
The problem is
solved.
Go to step 6.