You can adjust the backlight to make the phone screen easier to read.
Backlights are not supported on the Cisco IP Phone 7811 or on the Cisco IP Conference Phone 7832.
Press Applications .
Press Edit to change the backlight mode.
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.
(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.
Press Select to apply the selected backlight mode.