AASTRA DT4x3 for BusinessPhone User Guide EN - Manual (Page 40)

AMT/PUD/TR/0119/1/2/EN 2012-08-13
User Manual
Cordless Phones for BusinessPhone™
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3 Select "Call contact" for searching a local or company phonebook contact, or
select "Central phonebook" for searching a central phonebook contact.
4 Select or search contact.
It is possible to call the selected contact by pressing "Call" or . When calling the
contact, the first call will be put on hold. See also 6.3.5 Start a New Call during
Conversation on page 35.
6.3.3 Turn the Microphone on/off during a Call
1 Press "More" during the call.
2 Select "Microphone off".
3 Press "Select".
The icon indicates a silenced microphone. This means that the other part in an
ongoing call cannot hear you. To turn the microphone back on, do as follows:
1 Press "More" during the call
2 Select "Microphone on".
3 Press "Select".
It also possible to turn the microphone off/on by a long press on or .
When long pressing or pressing , a short peep is also heard indicating that
the microphone is turned off/on.