Lexmark 7464-036 MX721ade

Entering the Diagnostics menu

The Diagnostics menu contains tests that are used to help isolate issues with the printer. To access some of these tests, avoid POST tests that run at POR. Some POST tests can generate errors that prevent a diagnostic test from running.

Do either of the following:

• To access the Diagnostics menu from the home screen, press * * 3 6 on the control panel. This method is preferable.
• To access the Diagnostics menu without running the POST tests:
  1 Press and hold the 3 and 6 buttons while turning on the printer.
  2 Release the buttons when the splash screen appears.

Device Settings

This report lists all the current printer settings.
Enter the Diagnostics menu, and then navigate to:
Reports > Device Settings

Advanced Print Quality Samples

This setting prints a list of the printer settings and sample pages to check print quality.
Enter the Diagnostics menu, and then navigate to:
Advanced Print Quality Samples > Advanced Print Quality Test Pages

Event log

Display Log

This setting displays the panel text that appears when the event occurs.
Enter the Diagnostics menu, and then navigate to:
Event Log > Display Log

Print Log

This setting lists an extended version of the various printer events.
1 Enter the Diagnostics menu, and then navigate to: Event Log > Print Log
2 Touch Start.
Note: The events that appear in the report vary depending on the operational history of the printer.

Print Log Summary

This setting lists a brief summary of the various printer events.
1 Enter the Diagnostics menu, and then navigate to:
Event Log > Print Log Summary
2 Touch Start.
Note: The events that appear in the report vary depending on the operational history of the printer.

Mark Log

This setting allows you to create a service, maintenance, or custom log entry. Each log entry is added in the printer event log.
1 Enter the Diagnostics menu, and then navigate to:
Event Log > Mark Log
2 Select a log that you want to create, and then touch Start.