Yealink Yealink SIP-T20P, Руководство пользователя

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User Guide SIP-T20P IP Phone
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You can press a call return key to place a call back to the last incoming call.
To configure a call return key via phone user interface:
1. Press .
2. Select Features->DSS Keys.
3. Select a desired DSS key.
4. Press or to select Key Event from the Type field.
5. Press or to select Call Return from the Key Type field.
6. Press to accept the change.
You can also configure a call return key via web user interface at the path Phone->DSS
Keys.
You can mute the microphone of the active audio device during an active call, then the
other party cannot hear you.
To mute a call:
1. Press during an active call.
The phone LCD screen indicates that the call is on mute.
To un-mute a call:
1. Press again to un-mute a call.
You can place an active call on hold. At any time, at most one active call can be in
progress on your phone, other calls can be received and made while placing the
original call on hold. When placing a call on hold, your IP PBX might play a melody or
1. Type:
◄ Key Event ►
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Mute 01:20