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Lexmark C78x - Accessing Service Menus

Lexmark C78x
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3-6 Service Manual
5061
Accessing service menus
There are different test menus that can be accessed during POR to identify problems with the printer.
Diagnostics Mode 1. Turn off the printer.
2. Press and hold and .
3. Turn on the printer.
4. Hold the buttons about 10
seconds (until the clock face
appears).
The Diagnostics Mode group contains the settings
and operations used while manufacturing and
servicing the printer.
See Diagnostics mode” on page 3-7 for more
information.
Configuration Menu 1. Turn off the printer.
2. Press and hold and .
3. Turn on the printer.
4. Hold the buttons about 10
seconds (until the clock face
appears).
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 3-31 for
more information.

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