Diagnostic aids 3-1
4506-1xx
3. Diagnostic aids
This chapter explains the tests and procedures to identify printer failures and to verify that repairs have
corrected the problem.
There are different test menus that can be accessed during POR to identify problems with the printer.
Service menus—E120
Printing menus
To enter Diagnostics mode, turn off the printer, open the front access cover, press and hold while turning on
the printer. Close the cover when the light displays.
Print menus by pressing and holding until the lights flash. See “Diagnostics mode printout sample” on
page 3-2.
Moving around the menu
The menu items are designated by the non-indented items listed along the left edge of the page (bottom as
printed from the printer). These items are also un-shaded.
• Press and release to move sequentially from one menu item to another.
• Press and hold to jump to home state (top four lights on).
• Press and release to move through the menu settings.
This action rotates only through the possible settings of the selected menu item.
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