Lexmark T430 Service Manual - Page 95

3. Diagnostic aids 4048-1xx This chapter explains the tests and procedures to identify printer failures and verify repairs have corrected the problem. Additional service menus Several service menus are available by selecting particular keys during POR. Diagnostics Mode Configuration Menu 1. Press and hold Go and Return. 2. Turn on the printer. 3. 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. 1. Press and hold Select and Return. 2. Turn on the printer. 3. 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 "Configuration Menu" on page 3-21 for more information. Diagnostic aids 3-1