D. Choose the dialing mode

Most phone systems use tone dialing which sends DTMF tones through the phone lines. However some phone systems still use pulse dialing such as in rural areas. The default setting is tone dialing. Depending on your dialing system, set the mode as follows:

If your dialing system is

Set the switch to

Tone

TONE

Pulse

PULSE

•If you are not sure of your dialing system, set for tone dialing. Make a trial call. If the call connects, leave the setting as is, otherwise set for pulse dialing.

If your phone system requires pulse dialing and you need to send the DTMF tones for certain situations during a call, you may “switch-over” to tone dialing. (Refer to “Tone Dialing Switch-over” on page 19.)

[ 10 ] G E T T I N G S TA R T E D

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Uniden TRU548 owner manual Choose the dialing mode