User's Manual

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for user to answer it. User will see the call message in the middle of current screen. The
device will not be ringing but playing call waiting tone in the audio channel of the current
call and the LED will be flashing in green. User can accept or reject the call as same as
normal incoming call. When the waiting call is answered, the first call will be put on hold
automatically.
Picture 19 - The second call interface

Second Outgoing Call
To make a second call, user may press [Xfer] / [Conf] button to make a new call on the
default line or press the line key to make new call on specific line. Then dial the number
the same way as making a phone call. Another alternative for making second call is to
pressing DSS Keys dial out from the configured Keys (BLF/Speed Dial). When the user
is making a second call with the above methods, the first call could be placed on hold
manually first or will be put on hold automatically at second dial.

Switching between Two Calls
When there are two calls established, user will see a dual calls screen as the following
picture.
Picture 20 - Two way calling