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Introducing Your 4630/4630SW IP Telephone
4630/4630SW IP Telephone Applications
Issue 2.0 December 2003
1-15
Display Screen Backlighting 1
Your 4630 IP Telephone’s display has two brightness levels, one signifying an
active state and the other signifying an idle state.
NOTE:
You can set the brightness level and the idle state time period using
Touchscreen Options
, as described in Chapter 8.
The display screen’s brightness level changes to the dimmer, idle state when:
■ Your telephone has been on-hook and there has been no call activity for
the pre-set period of time
■ No button or feature has been selected for the pre-set period of time
■ You have not touched the screen for the pre-set period of time
The display screen’s brightness level changes to the brighter, active level when:
■ You pick up the handset, activate the headset or Speakerphone
■ Select a Feature button
■ Touch the display screen
■ Receive an incoming call