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Comfort Pro P 100/300/500 System Telephones
Key Assignments
Muting Key
S
To deactivate the microphone during a call. The illuminated LED of the key indicates that the microphone is
turned off. The LED of the key is illuminated when the microphone is deactivated. The ringer of your
telephone can be switched off for incoming calls over the muting key.
Disconnect Key
T
Pressing this key ends the current call.
Headset Key
K
If a headset is connected and switched on (to switch on a headset, see page 120), calls can be accepted and
calls can be ended by pressing this key. The LED of the key is illuminated when a call is made via the headset.
It is also possible to enable a second person to listen in on a call over a connected headset while you are
telephoning over the handset. To enable, press the headset key during the call. Listening-in over the headset
is now activated, the LED on the headset key flashes.
Enquiry Key
R
To initiate and end an enquiry call. After you have ended an enquiry call, switch back to the call being held
with this key.
Plus/Minus Key
=
This key offers various functions which depend on the device status:
Summary of Contents for Comfort Pro P 300
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