Avaya 1200 - Manual (Page 82)

Making a call
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To use a headset:
To switch from handsfree to headset:
Making a call using redial
Automatically redial the last telephone number that you dialed.
To make a call using redial:
1. Connect the headset to the headset jack
or the handset jack.
2. Press the Headset key.
The LED indicator lights.
3. Press the Goodbye key or press the
button on the wireless headset, if
equipped, to release a call.
1. Press the Headset key.
The LED indicator lights.
1. Redial the last number called by using
one of the following methods: