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call, when you press One Touch Access
button with the deaccess code preconfigured
or enter the deaccess code as the input for
extra digits, your radio attempts to end the
call. During channel access and access/
deaccess code or extra digits transmission,
you radio responds to On/Off button, Volume
Knob, and Channel Rocker only. A tone
sounds for every invalid input.
Dual Tone Multi Frequency
The Dual Tone Multi Frequency (DTMF) feature
allows the radio to operate in a radio system with an
interface to the telephone systems.
You can turn off the DTMF tone by disabling all radio
tones and alerts. See Turning Radio Tones/Alerts On
or Off on page 131 for more information.
Initiating DTMF Calls
Follow the procedure to initiate DTMF Calls on your
radio.
1Press and hold the PTT button to initiate a Dual
Tone Multi Frequency (DTMF) call.
2Enter the desired number, or .
You can turn off the DTMF tone by disabling all
radio tones and alerts. See Turning Radio Tones/
Alerts On or Off on page 131.
Responding to Phone Calls as Group Calls
Follow the procedure to respond to Phone Calls as
Group Calls on your radio.
When you receive a Phone Call as a Group Call:
The display shows the Phone Call icon at the top
right corner.
The display shows the group alias and Phone
Call.
If Phone Call capability is not enabled on your radio,
the first line of the display shows Unavailable and
your radio mutes the call. Your radio returns to the
previous screen when the call ends.
1Press the PTT button to respond to the call.
2Release the PTT button to listen.
3Press to end the call.
The display shows Ending Phone Call.
If the call ends successfully:
Other Systems
288
English
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