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Dropping a person from a conference call on page 21 for
more information.
Volume Press + or - on the Volume button while active on the
handset, headset, or speaker to adjust the volume. To adjust
the volume of the ringer, press + or - on the Volume button
while the handset and speaker are inactive.
Headset Press the Headset button to use the headset if it is
connected. Only HIS headset cords are compatible with
your phone.
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.
Feature Buttons
and Call/Line
Appearance
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
Features menu on page 41. For more information about
the feature buttons, see Advanced telephone features on
page 37.
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 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.
Introduction to the 1608/1608-I IP Telephone
8 Avaya 1608/1608-I IP Deskphone User Guide February 2010