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
(DT MF = 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).
Service Menu
Additional functio ns?
DT MF suffix d ialin 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, depending on the PBX
configuration. You can then proceed to enter
commands as soon as you have dialed a number.
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