a. or to VMUT and press the Menu Select button directly below VMUT.
The display shows momentary VOICE MUTE OFF, and you hear a short tone, indicating that the
feature is disabled or the display shows momentary VOICE MUTE ON, and you hear a short tone,
indicating that the feature is enabled.
6.25.7
Using the Time-Out Timer
When and where to use: This feature turns off the transmitter of your radio. You cannot transmit
longer than the preset timer setting.
If you attempt to do so, the radio automatically stops your transmission, and you hear a talk-prohibit
tone.
The timer is defaulted at 60 seconds, but it can be preprogrammed from 15 to 465 seconds, in 15-
second intervals, or it can be disabled entirely for each radio mode, by a qualified radio technician.
NOTICE: You hear a brief, low-pitched, warning tone four seconds before the transmission
times out.
Procedure:
1 Hold down the PTT button longer than the preprogrammed time.
You hear a continuous talk prohibit tone. The transmission is cut off and the LED goes out.
2 Release the PTT button.
The timer resets.
3 To re-transmit, press the PTT button.
The time-out timer restarts and the LED lights up solid red.
6.25.8
Conventional Squelch Operation
This feature filters out unwanted calls with low signal strength or channels that have a higher than
normal background noise.
Analog Options
Tone Private Line, Digital Private-Line, and carrier squelch is available (preprogrammed) per channel.
Option Result
Carrier squelch You hear all traffic on a channel.
Tone Private Line or Digital Private-Line The radio responds only to your messages.
Digital Options
One or more of the following options may be preprogrammed in your radio. Contact your system
administrator for more information.
Option Result
Digital Carrier-Operated Squelch You hear all digital traffic.
6875947M01-HM
Advanced Features
104
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