Lexmark C910 User Reference Manual page 21

4
Verify that the options you installed are correctly listed under "Installed Features."
If an option you installed is not listed, turn the printer off, unplug the power cord, and reinstall
the option.
Note: To prevent an electrical overload, plug your printer into a well-grounded outlet on a
non-ground fault interrupter (GFI) circuit.
5
Verify the amount of memory installed is correctly listed under "Printer Information."
6
Verify that the paper trays are configured for the sizes and types of paper you loaded.
The diagram in Using printer menus
An asterisk (*) next to a value indicates the factory default setting. Factory defaults may differ for
different countries.
Factory defaults are the function settings in effect the first time you turn your printer on. These remain
in effect until you change them. Factory defaults are restored if you select the Restore value for the
Factory Defaults menu item in the Utilities Menu. See
information.
When you select a new setting from the operator panel, the asterisk moves next to the selected setting
to identify it as the current user default.
User defaults are the settings you select for different printer functions and store in printer memory.
Once stored, these settings remain active until new ones are stored or the factory defaults are
restored. See Changing printer
Note: Settings you choose from your software application may override the settings you
select from the operator panel.
Menus Disabled
If your printer is configured as a network printer available to a number of users, Menus Disabled may
appear when you press
operator panel to inadvertently change a printer default that has been set by the person managing the
printer. You can still use Print and Hold features, clear messages, and select items from the Job Menu
when printing a job, but you cannot change other printer settings. You can, however, use your printer
driver to override printer defaults and select settings for individual print jobs.
shows the menu items in each menu.
settings.
from the Ready state. Disabling the menus prevents users from using the
Menu
Restoring factory default settings
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for more