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Send Dtmf Tones - Siemens A50 User Manual

Siemens mobile phone user guide.
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16
Call menu
The following functions are only
available during a call:
; menu§
Open menu.
Microphone
Switch the microphone on or
off. If switched off, the person
on
on the other end of the line
cannot hear you (muting).
Alternatively:
*
However, numbers being en-
tered are audible when
DTMF tones
Volume
Adjust handset volume.
Conference
(p. 15).
Duration/
While the connection contin-
ues, the call duration and
charges
(if set, see p. 47) the charge
details are displayed.
Send DTMF
See right.
tones
Call transfer
(p. 15).
~
Main menu
Direct access to the main
menu.
Call status
List all held and active calls
(e.g. participants in a
conference).
Making a phone call
Hold down.
Send
is active.

Send DTMF tones

; menu§
Open menu.
Send DTMF tones
Select.
You can enter control codes (digits)
during a call so that an answering
machine can be controlled remotely.
These digits are directly transmitted
as DTMF tones (control codes).
Control codes (DTMF tones) stored
in the Phonebook (p. 18) can also be
entered.

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