Avaya 4621SW Mode D'Emploi

10

Headset 
Indicator

Lights steadily when the headset is active.

11

Headset

With a headset connected, changes audio control from the handset 
or speakerphone to the headset.

2

12

Mute 
Indicator

Lights steadily when the handset, headset or speakerphone is 
muted.

13

Mute

Turns off the active speakerphone, handset, or headset microphone, 
to prevent the parties who have active connections to your 
Telephone from hearing you.

14

Volume 
Control

 

Adjusts the handset, speakerphone, headset, or ringer volume, 
depending on which item is in use. When you increase or decrease 
the volume, the display area indicates the volume level. The volume 
setting is returned to the default setting automatically after the 
Telephone has been idle for 30 seconds.

15

Headset 
Jack

Provides a port on the bottom rear of the Telephone for connecting a 
headset.

2

16

Hold

Red button used to place a call on hold.

17

Transfer

Transfers a call to another Telephone.

18

Conference

Sets up conference calls with more than one other person.

19

Drop

Ends a conference call (drops all parties).

20

Redial

Displays a list of all of the dialed numbers recorded in the Call Log. 

21

 Dialpad

Standard 12-button numeric dialpad for dialing telephone numbers.

1. Caller ID information usually arrives between the first and second ring. Let the Telephone ring at least once 

before answering. If external callers are not identified on the display, make sure you subscribe to "Caller ID" 
services from your local telephone company. "Caller ID" services may have different names in your 
area—contact your local telephone company for details.

2. The headset jack is compatible with a large number of headsets, the recommended M12LUCM modular 

base unit, or the HIP-1 headset adapter. Noise canceling headsets are recommended.