Lexmark E450DN - E 450dn B/W Laser Printer User Manual

Diagnostic aids 3-1
4512-630
3. Diagnostic aids
This chapter explains the tests and procedures to identify printer failures and verify repairs have corrected the
problem.
Accessing service menus
There are different test menus that can be accessed during POR to identify problems with the printer.
To run the printer diagnostic tests described in this chapter, you must put the printer in Diagnostic Mode.
Diagnostics Mode 1. Turn off the printer.
2. Press and hold and .
3. Turn on the printer.
4. Release the buttons when
Performing Self Test
displays.
The Diagnostics Mode group contains the settings
and operations used while manufacturing and
servicing the printer.
See “Diagnostics mode” on page 3-2 for more
information.
Configuration Menu 1. Turn off the printer.
2. Press and hold and .
3. Turn on the printer.
4. Release the buttons when
Performing Self Test
displays.
The Configuration Menu group contains a set of
menus, settings, and operations which are
infrequently required by a user. Generally, the
options made available in this menu group are
used to configure a printer for operation.
See “This selection exits Diagnostics mode,
and Resetting the Printer displays. The
printer performs a POR, and the printer returns
to normal mode.” on page 3-25 for more
information.
Flash system code
mode
1. Turn off the printer.
2. Press and hold , ,
and .
3. Turn on the printer.
4. Release the buttons when
Performing Self Test
displays.

Lexmark E450DN - E 450dn B/W Laser Printer Specifications

General

Brand	Lexmark
Model	E450DN - E 450dn B/W Laser Printer
Category	Printer
Language	English