Adjust The Phone Screen Backlight; Adjust The Backlight Timer From Phone Web Page; Set Language - Cisco 7811 User Manual

Settings
Step 4
Press Save.

Adjust the Phone Screen Backlight

You can adjust the backlight to make the phone screen easier to read.
Backlights are not supported on the Cisco IP Phone 7811.
Procedure
Step 1 Press Applications
Step 2
Select User preferences > Backlight timer.
Step 3 Press Edit to change the backlight mode.
Step 4
Press On to turn the backlight on or press Off to turn the backlight off.
You can also select a time from the list to set a duration for which the backlight will remain on.
Step 5
(Optional) Select a time from the list to set a duration that the backlight remains off.
You can also select the option to set the backlight always on.
Step 6 Press Select to apply the selected backlight mode.

Adjust the Backlight Timer from Phone Web Page

You can save energy by disabling the backlight on each phone at a preset time. The phone's desktop remains
visible, even with the backlight off.
Procedure
Step 1 On the phone web page page, select User Login > Advanced > Voice > User.
Step 2 Under Screen, select a duration for the Back Light Timer parameter.
Step 3
In the LCD Contrast field, enter a number for the desired brightness.

Set Language

Depending upon how your phone is configured, you may be able to change the language used by your phone.
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Cisco IP Phone 7800 Series Multiplatform Phones User Guide

Adjust the Phone Screen Backlight

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