Ericsson 250 - Manual (Page 6)

DESCRIPTION
6
BusinessPhone 250 - Basic Telephone
BusinessPhone 50 - Basic Telephone
DESCRIPTION
(continued)
1 Message / Conference
a. To send and receive messages. See section ”Internal messages”.
b. To establish a telephone conference. See section ”During calls”.
2 Programmable key / Headset key
a. Storing numbers and program functions.
b. The headset function is only available with option unit
(DBY 410 02) installed. The headset key is programmed by
the system administrator. See section ”Optional equipment”.
3 Programmable keys
Storing numbers and program functions.
See section ”Programming”.
4 Inquiry
To make an inquiry to an internal or external party.
See section ”During calls”.
5 Line
Line key for in and outgoing calls.
6 Volume control
To adjust the volume. See section ”Audible adjustments”.
7 Mute
To switch the microphone on or off.
See section ”During calls”.
8 Loudspeaker on/off
To switch the loudspeaker on or off.
See section ”During calls”.
9 Clear
To disconnect calls.
10 Loudspeaker
11 Handset with hearing aid function
Please note: The handset may retain small metal objects in the
earcap region.