Polycom Conference Phone Owner's Manual page 61

• Incoming calls
• Ending a call, holding a call, resuming a call by the other party
• A voice message received
If you do not press any keys on the phone, after 20 seconds of
the backlight turning on, the backlight dims (or changes) to
medium in the following cases:
• A call is in progress
• A call is on hold
There is an incoming call (ringing)
•
• There is an outgoing call (ringing back)
• Any menu shows on the display
In all other cases, the Backlight Idle intensity applies.
To change the backlight intensity:
1. Press , and then select Settings > Basic > Backlight
Intensity.
The Backlight Intensity screen displays.
2. Select Backlight On Intensity.
The Backlight On Intensity screen displays.
3. Scroll to the intensity you want, and then press
Backlight On Intensity is High.
4. If you selected a new intensity, press the Save soft key. If you
did not select a new intensity, press
5. Select Backlight Idle Intensity.
. The default
.