Ericsson BUSINESSPHONE 250 User Manual page 64

OPTIONAL EQUIPMENT
HEADSET
Activate/Deactivate
the headset
Headset
Answer calls
Line 1
Make calls
Headset to handset
Handset to headset
Headset
62
The following headset functions are available.
Note: To use the headset functions your telephone has to be
equipped with option unit DBY 410 02. How to install the
option unit, see separate installation instructions provided with
the option unit.
Press the headset key to activate/deactivate the
headset (pre-programmed)
See section "Description". All calls can be handled via the
headset.
Press the flashing line key to answer
Press to terminate a headset call
Dial the number
Press to terminate the call
Lift the handset
Press the headset key (pre-programmed)
BusinessPhone 250 / BusinessPhone 50
Standard Telephone / Economyplus Telephone