Nortel Networks T7406 - Manual (Page 41)

Chapter 3 Using the Handset Display Buttons 41
T7406 Cordless Handset Installation Guide
Headset Compatibility
A headset offers you handsfree operation of your handset when you use a belt clip or leather case
to attach the handset to your belt or carrying case.
Headset installation
Follow these steps to attach a headset to the handset port.
1 Lift up and remove the rubber tab to expose the headset port.
2 Insert the headset jack into the headset port.
The handset microphone and earphone are disabled when the headset is connected to the headset
port. If you use the headset, use the Options button to answer calls and to use the Options List to
customize features.
When you remove the headset from the headset port, handset operation is enabled automatically.
Note: The provide headset compatibility, the Handsfree feature must be enabled
in system programming. If Handsfree is disabled, certain call handling features
may not work as intended.
Note: No audible DTMF tones can be heard through the earpiece when you are
wearing a headset with your T7406 handset. Dialpad button pressing is still
received normally at the far end.
Note: The headset jack has a 2.5 mm opening. An adapter may be required if
your headset has a 3.5 mm pin.