Keypad Microphone Features
English
67
Dual Tone Multi Frequency (DTMF)
The Dual Tone Multi Frequency (DTMF) feature allows the radio
to operate in a radio system with an interface to telephone
systems.
Procedure:
To initiate a DTMF call.
1 Press and hold the PTT button.
2 Enter the desired number, * or #.
You can turn off the DTMF tone by disabling all radio tones and
alerts (see Turning the Radio Tones/Alerts On or Off on
page 47).
Password Lock Features
If enabled, this feature allows you to access your radio via
password upon powering up. You can use a keypad microphone
or Scroll Up/Down buttons to enter password.
Accessing the Radio from Password
Procedure:
Power up the radio.
1 You hear a continuous tone.
2 Enter your current four-digit password via keypad
microphone.
The display shows
●●●●. Press g to proceed.
OR
Enter your current four-digit password. Press
b or c to
edit each digit’s numeric value and g to enter the selected
digit and move to the next digit. Each digit changes to
●.
Press
g to confirm your selection.
You hear a positive indicator tone for every digit pressed.
Press < to remove the each ● on the display. You hear a
negative indicator tone, if you press
< when the line is
empty, or if you press more than four digits.
NAG.book Page 67 Monday, March 25, 2013 4:59 PM
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