Telephone
Muting the microphone
The microphone can be activated and deactivated during a telephone conversation when you are in handset or handsfree mode.
, Mute On | Switches the microphone off (Mute). |
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, Mute Off | Switches the microphone on |
Ringer on/off
You can turn the bell of the ringer on and off.
2 sec | Switches the bell ringer off |
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2 sec | Switches the bell ringer on |
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Keylock |
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Calls can still be answered in the normal way when the keylock is on.
2 sec , |
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| , # |
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| Unlocks the keypad |
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Making internal calls
There must be two or more handsets (HS1, HS2) registered to a base station in order to make internal calls free of charge.
HS1: <INT, 
, eg 2 Dial the internal call number of the required handset
HS2: 
Accept the internal call on the other handset
HS1/HS2: 
End the internal call
Transferring external calls internally
HS1: <INT, 
, eg 2 During an external call, dial the number of the required handset
HS2: 
Accept the internal call on the other handset
HS1: 
External call is transferred to the other handset
If the called handset does not answer, you can take the call back by pressing the 
button.
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Pro_600_800.indd 10
