Transmit Inhibit
This feature is available for APCO 25 trunking, Type II
trunking and Conventional operations for all APX radios.
When Transmit Inhibit feature is enabled, the radio stops all
transmission including voice and data. The radio can
receive messages but is not able to reply the
acknowledgment request of the received message.
User can physically control the transmission of the radio
especially during operation in hazardous environments with
this feature. An environment is considered hazardous when
the power emitted by the radio power amplifier could initiate
an explosion or other dangerous reactions.
When the Transmit Inhibit feature is disabled, the radio
functions according to its normal operations.
The radio sounds alert tone when user enters or exits this
feature and also when
PTT
is pressed.
NOTICE:
Acknowledgement of any messages required from
the radio is not transmitted if the Transmit Inhibition
is enabled.
Enabling Transmit Inhibition
Press the Transmit Inhibit programmable button.
NOTICE:
If the user has disabled TX Inhibit using the
menu and then moves the switch to the
position where TX Inhibit is enabled, the new
value overwrites the menu value.
The display shows
Tx inhibit on
. You hear a
sequence of short, low
-
high tones to indicate
transmission is inhibited.
Pressing
PTT
triggers the radio sounds a constant short,
low
-
pitched tone (reject tone).
NOTICE:
The status of the Transmit Inhibit does not change
after the radio powers up.
Disabling Transmit Inhibition
Press the Transmit Inhibit programmable button.
English
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