3
Perform one of the following actions:
• Press the
Menu Select
button directly below “
+
” to increase the squelch volume.
• Press the
Menu Select
button directly below “
-
” to decrease the squelch volume.
4
Press
to return to the selected channel.
6.25.12
Using the PL Defeat Feature
This feature allows you to override any coded squelch that preprogrammed to a channel. The radio
also unmutes to any digital activity on a digital channel. When this feature is active, the Carrier Squelch
status indicator is displayed.
Procedure:
Place the preprogrammed
PL Defeat
switch in the PL Defeat position.
One of the following occurs:
• The radio plays the active transmission on the channel.
• If no activity is present, the radio is muted
6.25.13
Digital PTT ID Support
This feature allows you to see the radio ID (number) of the radio from whom you are currently receiving
a transmission. The receiving radio and the dispatcher can view the ID, which consists of up to a
maximum of eight characters.
The ID number of your radio is also automatically sent every time you press the
PTT
button. This
feature is preprogrammed per channel. For digital voice transmissions, the ID of your radio is sent
continuously during the voice message.
6.25.14
Smart PTT (Conventional Only)
Smart PTT is a per-personality, programmable feature used to keep radio users from talking over other
radio conversations. When Smart PTT is enabled in your radio, you cannot transmit on an active
channel.
The following table shows the variations of Smart PTT.
Mode
Description
Transmit Inhibit on Busy Channel with Carrier
You cannot transmit if traffic is detected on the
channel.
Transmit Inhibit on Busy Channel with Wrong
Squelch Code
You cannot transmit on an active channel with a
squelch code or (if secure-equipped) encryption
key other than your own. If the PL code is the
same as yours, the transmission is not preven-
ted.
Quick-Key Override
Your radio must be preprogrammed to allow
you to use Quick-Key Override. This feature
works with either one of the two above varia-
tions. You can override the transmit-inhibit state
MN003110A01-AK
Chapter 6: Advanced Features
102