Avaya 4620SW User Manual page 17

Table 1: 4620SW/4621SW SIP IP Telephone Button/Feature Descriptions (continued)
Callout Button/Feature
Number Name
11 Headset
12 Mute LED
Indicator
13 Mute
14 Volume Control
15 Headset Jack
16 Hold
17 Transfer
18 Conference
19 Drop
20 Redial
21 Numeric (Dialing)
Pad
Button/Feature
Description
With a headset connected, changes audio control from the
Handset or Speaker to the Headset.
Lights steadily when the Handset, Headset or Speaker is
muted.
Turns off the active Speaker, Handset, or Headset
Microphone, to prevent the other person from hearing you.
Adjusts the Handset, Speaker, Headset, or Ringer volume,
depending on which item is in use. When you increase or
decrease the volume, the top display area shows an icon to
indicate the item for which you are adjusting the volume. A
visual "volume meter" that shows the volume level follows the
icon. This button also controls the volume of the key click
sounds. Key clicks sound when you press fixed buttons on the
telephone such as the dialpad or softkeys.
Provides a port for connecting a headset on the underside of
the telephone.
Red button used to place a call on hold.
Transfers a call to another telephone.
Sets up conference calls with more than one other person.
Drops the last person added to a Conference call or ends the
current call, if you are not on a Conference call.
Redials the last number dialed from the telephone or displays
a list of the last six numbers dialed for selection. Set using the
Options button described in
IP Telephone Options.
Standard 12 button pad for dialing telephone numbers.
The 4620SW/4621SW SIP IP Telephone
Chapter 6: 4620SW/4621SW SIP
Issue 2.2 August 2005
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