User Manual
Cordless Telephone 3740 for Avaya
4.4
Lock/Unlock the Keypad during Call
To prevent accidentally pressing keys, the keys can be locked during a call. This can be useful
when a headset is used and the telephone is attached to a pocket or belt.
Lock Keypad
1
Long press
2
Press "Lock".
Unlock Keypad
1
Press
2
Press "Yes".
Note: It is possible to use the volume buttons and the mute button during the call.
30 September 2010 / Ver. PA4
PRELIMINARY
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TD 92643GB
18