Polycom 4-Line Phone Owner's Manual page 26

Dps flex phone system

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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 modify the backlight intensity:

Press

Select Settings > Basic > Backlight Intensity.

Select Backlight On Intensity.

Use

the Select soft key. The default level is medium.

Select Backlight Idle Intensity.

Use

the Select soft key. The default level is low.

Select Maximum Intensity.

to select high, medium, low, or off, and then press

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