Avaya 1040E User Manual page 136

Configuring the Avaya 1140E IP Deskphone
Your Bluetooth wireless technology headset is no longer paired with your
IP Deskphone, and you can use the wired headset. To use the wireless
headset again, you must perform the pairing and activation procedure.
136
11. Press the
Enter
Your Bluetooth wireless technology
headset is unpaired and removed from
the item list.
Paired
key.