6 Options
()
Displays the Options main screen, from which display and application settings can be
updated.
7 Page Right/Left
()
Shifts from one page to another in the same application, when the display presents the
"paging indicator” ). These buttons have no effect when the Paging Indicator is not
displayed.
8 Speaker LED
Indicator
Lights steadily when the Speakerphone is active.
9 Speaker
()
Accesses the Speakerphone feature.
10 Headset LED
Indicator
Lights steadily when the headset is active.
11 Headset
()
With a headset connected, changes audio control from the handset or speaker to the
headset.
12 Mute LED Indicator Lights steadily when the handset or headset is muted.
13 Mute
()
Turns off the active Speakerphone, handset, or headset microphone, to prevent the other
person from hearing you.
14 Volume Control
()
()
Adjusts the handset, speaker, headset, or ringer volume, depending on which item is in
use. As you increase or decrease the volume, the top display area provides either a speaker,
headset, handset, or ringer icon to indicate for which item you are adjusting volume,
followed by a visual "volume meter" showing the volume level. This button also controls
the volume of the key click sounds, made when you press fixed buttons on the phone such
as the dialpad or softkeys.
15 Headset Jack Provides a port for connecting a headset on the underside of the phone.
16 Hold
()
Red button used to place a call on hold.
17 Transfer
()
Transfers a call to another phone.
18 Conference
()
Sets up conference calls with more than one other person.
19 Drop
()
Drops the last person added to a Conference call or ends the current call, if you are not on
a Conference call.
20 Redial
()
Redials the last number dialed from the phone or displays a list of the last six numbers
dialed for selection, as set using the Options button.
21 Numeric (Dialing)
Pad
Standard 12 button pad for dialing phone numbers.
22 Feature Key
Expansion Unit
Connection Jack
Provides a port (on the underside of the phone) for connecting the optional EU24 (Feature
Key Expansion Unit), which provides additional telephone Feature buttons.
4620SW IP Telephone End User Guide | 5 | Page