Topcom BUTLER E400 Gebrauchsanweisung Seite 29

3.6
Transfer an external call to an other handset.
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3.7
Only possible when more then one handset are registered to the base!
You can converse simultaneously with an internal correspondent and an external correspondent.
During an external call:
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3.8
3.9
The call duration is displayed after 15 seconds, in minutes - seconds.
At the end of each call, the total call duration is displayed for 5 seconds.
3.10
It is possible to mute the microphone during a conversation.
3.11
When dialing a number you can add a pause between two digits:
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Internal call transfer
1 Press the internal call key.
2 Enter the number of the internal handset (1 to 5), the external caller is put
on hold.
3 When the other handset picks up, press the on-hook key to hang up and
transfer the call.
If the internal correspondent does not pick-up, press the Internal call key again
to reconnect to the external caller on line.
4 Press the on-hook key to hang up or put the handset back on the base.
Conference call
1 Press the internal call key.
2 Enter the number of the internal handset (1 to 5).
3 When the other handset picks up, press and hold the ' ' key.
If the internal correspondent does not pick-up, press the Internal call key again
to reconnect to the external caller on line.
4 Press the on-hook key to hang up or put the handset back on the base.
Speaker volume during call
1 During a conversation, press the up or down key to change the volume
accordingly.
Display of call duration
Microphone mute
1 Press the mute key. You can talk freely without being heard by the calling
party.
"MUTE" is displayed.
2 Press the mute key again to return to normal mode.
Pause key
1 Press the redial/pause key for 2 seconds.
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Using the telephone
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