Polycom VVX Manual page 18

Feature Profile 78960: Using Polycom VVX Expansion Modules with Polycom VVX Business Media Phones
3 Select one of the following options:

Backlight On Intensity

Select the High, Medium, or Low intensity. The default setting is High.
After you select a check box next to High, Medium, or Low, the backlight intensity of your
screen display immediately changes.

Backlight Idle Intensity

Select High, Medium, or Low intensity. The default setting is Low.
After you select a check box next to High, Medium, or Low, the backlight intensity of your
screen display changes the next time your phone is idle.

Maximum Intensity
 Select Up or Down to increase or decrease the maximum intensity the screen displays.
If you have a VVX 500 or 600 phone, you can also drag your finger along the slider to
increase or decrease the intensity the screen displays.
The backlight intensity is set and displays on your VVX phone and VVX Color Expansion Module
instantly.
Polycom, Inc.
UC Software 5.1.0
18