Administrative support
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10 Administrative support

Adjusting operator panel brightness and contrast

The LCD operator panel contrast and brightness can be adjusted through the Uti liti es me n u. For more information, see the
Menus and Messages Guide.
The LCD Brightness and LCD Contrast settings are adjusted separately. To change the LCD Brightness or LCD Contrast
settings:
1Make sure your printer is on.
2Press on the operator panel.
3Press until Settings appears, and then press .
4Press until Utilities Menu appears, and then press .
5Press until appears next to the LCD setting you want to change, and then press .
6Press to increase the brightness or contrast or press to decrease the brightness or contrast.
7When the adjustment is complete, press .
This saves this setting as the new user default and the printer returns to Ready.

Disabling operator panel menus

Since many people could be using the printer, an administrator may choose to loc k the ope ra tor pan el menus to keep
others from changing menu settings from the operator panel.
To disable the operator panel menus so that changes cannot be made to the printer default settings:
1Turn the printer off.
Note: Disabling the operator panel menus does not prevent access to Print and Hold functionality.
2Press and hold and while turning the printer on.
3Release both buttons when Performing Self Test appears on the display.
The printer performs its power-on sequence, and then Config Menu appears on the first line of the display.
4Press until Panel Menus appears, and then press .
5Press until Disable appears, and then press .
The following messages appear briefly: Submitting Selection and Disabling Menus. The ope ra tor pan el
returns to Panel Menus.
6Press until Exit Config Menus appears, and then press .
Activating Menu Changes appears. The menus are disabled.
Resetting the Printer appears briefly followed by a clock. The operator panel then returns to Ready.