Lexmark C748 User's Guide - Page 118
Restoring factory default settings, Securing the printer, Locking the system board
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Using C748x 118 Using the printer control panel 1 From the home screen, navigate to: > Settings > General Settings > Screen Brightness 2 In the Screen Brightness field, enter the brightness percentage you want for the display. 3 Touch . Restoring factory default settings If you want to keep a list of the current menu settings for reference, then print a menu settings page before restoring the factory default settings. For more information, see "Printing a menu settings page" on page 114. If you want a more comprehensive method of restoring the printer factory default settings, then perform the Wipe All Settings option. For more information, see "Erasing non‑volatile memory" on page 119. Warning-Potential Damage: Restoring factory defaults returns most printer settings to the original factory default settings. Exceptions include the display language, custom sizes and messages, and network/port menu settings. All downloads stored in the RAM are deleted. Downloads stored in the flash memory or in a printer hard disk are not affected. From the home screen, navigate to: > Settings > General Settings > Factory Defaults > Restore Now > Securing the printer Locking the system board To limit access to the system board, attach a security lock to the printer in the location identified in the illustration. The printer is compatible with most laptop computer security locks.
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