Siemens Hicom 300 E - Manual (Page 25)

Making calls
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Step by Step
Entering commands with tone dialing
(DTMF suffix dialing)
After dialing a number, you can set tone dialing to ac-
tivate equipment - such as an answering machine or an
automatic information or switching system - by dialing
commands in DTMF mode
(DTMF = dual-tone multifrequency dialing).
Press the key. The lamp lights up.
A:
Enter the service code.
or
Select and confirm.
Select and confirm.
You can now enter commands with keys 0 to 9, the star
key and the pound key.
This feature is not applicable for UK and other
countries using tone dialing (default).
Ser vice Menu
Additional fu nctio ns?
DT MF suffix dialin g?
DTMF mod e is deactivated as soon as the con-
nection is cleared down.
The "DTMF suffix dialing" display may appear af-
ter you enter the number, dep ending on the PBX
configuration. You can then proceed to enter
commands as soon as you have dialed a number.