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24 Avaya 3720 DECT Telephone - User Guide 02/2009
Keys and Buttons
Off-hook Key
On-hook, and On/Off Key
Navigation Key
Sound Off Key
Key Lock and Upper/Lower Case Key
This key is used for connecting calls. This key can be
programmed in the PDM/AIWS, it is by default set as Post-dial.
This key is used for disconnecting calls and returning to main
screen. A long press on the key in idle mode will switch the
telephone on/off.
Use this key to step in the menu. are used for stepping left/
right, and up/down in the menu. It is also used to change
time/date figures.
This key is to silence or mute the telephone:
● While in a call a press on the button will mute the
microphone.
● When the telephone is ringing a short press switches off the
ringing tone temporarily.
● In idle mode a long press will silence the telephone..
A press on the key and the Soft key Lock in idle mode will lock
or unlock the keypad.