Lexmark E450DN - E 450dn B/W Laser Printer Service Manual page 67

13.
Press Go to print Visual alignment page.
14.
Verify that the overall darkest line across the page is "0." If not, then run the alignment again.
15.
Turn the printer off to exit the printer alignment menu.
Visual alignment printout
(sample only; use actual sheet)
4512-630
3-9
Diagnostic aids