Name Description
Mute Press the Mute button to mute a call in progress. To take a call off
mute, press Mute again.
Speaker Press the Speaker button to use the speakerphone. To take a call
off speakerphone, lift the handset or press the Headset button.
Call/Line
Appearance
Buttons and
Feature Buttons
There are 8 buttons that can be programmed as either call/line
appearance buttons or feature buttons. Press a call/line appearance
button to make or answer a call or resume a call on hold. Press a
labeled feature button to enable or disable that feature. The feature
buttons provide access to the Avaya call management system
features that have been administered for your extension. The green
LED next to each feature button indicates if the feature is currently
on or off. If the light is on, the feature is on. The feature buttons
provide the same features that are available in the features menu.
For more information about the features menu, see About the
Features Menu. For more information about the feature buttons, see
About Advanced Telephone Features.
About LEDs
Each call/line appearance button and feature button has two LEDs, one green and one
red, to indicate the status of the call/line appearance or feature. The status is identified by
whether the LED is turned on, off, or blinking as described in the following tables.
Table 1. Call/Line Appearance Button LEDs
LED Description
Steady green Call/line appearance is active.
Slow blinking green Call/line appearance is ringing.
Fast blinking green Call/line appearance is on hold.
Very fast blinking
green
Conference or Transfer is pending.
Steady red Call/line appearance is selected and will be used when you go off-
hook. It remains steady red while you use the call/line appearance.
Off Call/line appearance is available.
Table 2. Feature Button LEDs
LED Description
Steady green Feature is active.
Blinking green Feature is pending (request is being processed and not
immediately available).
Blinking red Feature is shown on the phone display.
Off Feature is not active.
Note:
Depending on your call processing system, the feature button LEDs for some features
may operate differently.
Introduction to the 1608 IP Telephone
Issue 1 July 2007 9