Sony ID Telephone IT-ID500 Manual De Instrucciones página 11

Choosing tone or pulse dialing
For the telephone to work correctly, you must set it to the type of
your dialing system: tone or pulse dialing.
DIAL MODE switch
TONE @ key
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Set the DIAL MODE switch to:
T if your dialing system is tone
P if your dialing system is pulse
@ If you are not sure
1 Make a trial call with the DIAL MODE switch set to T.
2 If the call is connected, leave the switch at T. Otherwise,
set the switch to P.
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Some services require you to use touch-tone. This is not a problem if
your phone already uses tone dialing. If your phone uses pulse
dialing, however, you need to follow the steps below to use these
services.
i
You only need to press TONE
once to turn dialing to tone; this
will remain in effect until thecall = 7 when connected to the service, press TONE ®.
is disconnected.
1 Use the phone to dial the service number.
3 Press the dialing keys as required.
Getting started | 11