TD 92476EN
05 October 2012 / Ver. PG1
User Manual
Aastra DT390 DECT Telephone
23
Note: It is possible to reject a second call by pressing the "Decline" soft key. The second
caller will hear a busy tone, and the call will be logged as a missed call in the handset.
5.4.13 DTMF
Some systems/PBXs require that the handset sends Dual Tone Multi Frequency (DTMF)
when pressing the keys. DTMF can be enabled as follows
1 Press "More" during the call,.
2 Select "DTMF".
3 Press "Select". This will enable the use of DTMF signals.
5.5 Loudspeaking Function
An incoming call can be connected with loudspeaking function active by pressing left Soft
key. During a call, a press on the left Soft key activates the loudspeaking function. Press
the left Soft key again to turn it off.
You can also activate this function by selecting another answering method, see 7.3.6
Answering on page 34.
5.6 Call Diversion
All calls; internal calls, external calls, calls when busy, or calls at no answer can be diverted
to another telephone number. The diversion is made via the Calls menu > Call services >
Divert calls. See Divert Internal/External calls on page 28.
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