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C4050 Handset
End a call
Press .
..
..
Receive a call
The handset indicates an incoming call by:
• an audible signal (ringing or music)
• a red light from the LED light-ring
• vibrating (if this option is on)
• displaying an incoming caller’s name or number
Press the
.
..
. key to answer an incoming call.
Press any key, except the hook key
. or softkeys ! , to stop the
audible signal or the vibrator, without answering the call.
Mute a call
Press the Mute softkey to mute a call.
Press the Unmute softkey to activate the handset.
Reject a call
Press the Reject softkey to reject a call.
Inquiry call
Press , to put the call on hold. Dial the inquiry number. After completing the
inquiry call, wait for the inquiry party to disconnect. The handset automatically
re-connects to the call on hold.
Conference call
Press , to put the call on hold. Dial the conference number. When the
conference party answers, press
, to enable the call on hold to join the
conference.