Lexmark CS820
Step 1
From the home screen, touch Settings > Device > Notifications > Jam Content Recovery.
Select On or Auto.
Apply the changes.
Are the jammed pages reprinted?
The problem is solved.
Contact customer support.
Lexmark CX/CS8xx_72x and XC/Cxxxx: Asset Report Not Counting Mono Pages
Thin (Single Pel) Lines Are Extremely Light or Not Visible