Avaya ABT-34 - Manual (Page 12)

12 HANDSET LIFTER (OPTION FOR ABT-34)
or
MAKING AND RECEIVING CALLS
WITH LIFTER INSTALLED
1. To make a call, press call control button on
headset or base to raise lifter. Use
telephone keypad to dial the number.
When call is complete, press call control
button to lower lifter (phone will hang up).
2. To receive a call, when telephone rings,
press call control button on headset or base
to raise lifter and receive call. When call is
complete, press call control button to lower
lifter (phone will hang up).
SWITCHING FROM HANDSET TO HEADSET WHEN USING LIFTER
If you are using the telephone handset during a call and want to switch to your headset,
press the call control button on either the headset or base unit.
The lifter will raise and you will be able to continue the call using your headset.
Replace the telephone handset on the lifter. When the call is finished press the call control
button on headset or base. The lifter will lower the handset and end the call.