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1 2nd
Key for access to secondary key functions.
2 Transfer / Diversion
a. | Transfer an ongoing call. See section During Calls. |
b. | Activate/Deactivate diversion. See section Call Forwarding. |
3 Inquiry / Conference
a. | To make an inquiry to an internal or external party. |
b. | To establish a telephone conference. See section During Calls. |
4 Line 2
Line key 2 for in and outgoing calls.
5 Line 1 / Save/Redial
a. | Line key 1 for in and outgoing calls. |
b. | Save or redial an external number. See section Outgoing Calls. |
6 Message / Info
a. | To send and receive messages. See section Messages. |
b. | To enter information. See section Absence Information. |
7 Programmable keys
Storing numbers and program functions.
8 Mute
To switch the microphone on or off. See sections During Calls and Silent ringing.
9 Loudspeaker on/off
To switch the loudspeaker on or off. See section During Calls.
10 Volume control
To adjust the volume. See section Settings.
11 Clear
12 Loudspeaker
13 Handset with hearing aid function
The handset may attract and retain small metal objects in the earcap region.
Phone keys Dialog 4220 / Dialog 3210
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© Ericsson Enterprise 2003 ![]() |