b) While holding
Top Side (Select)
button down,
press the
Top (Orange)
button.
The display shows
Please wait
. When all the
encryption keys have been erased, the display
shows
All keys erased
.
Note:
Do
not
press the
Top (Orange)
button
before pressing the
Top Side (Select)
button,
unless you are in an emergency situation as
this sends an emergency alarm.
Hear Clear
Note:
This feature must be preprogrammed by a
qualified radio technician. Check with your dealer or
system administrator for more information.
There are two components of Hear Clear.
Companding
Reduces the channel noise, e.g.
OTA transmission, that is
predominantly present in UHF2 and
900 MHz channel with the following
features.
Compressor
Reduces the
background noise
flow and the speech
signal at transmitting
radio.
Expander
Expands the speech
while the noise flow
remains the same at
receiving radio.
Random FM
Noise
Canceller
(Flutter
Fighter)
Reduces the unwanted effects of
random FM noise pulses caused by
channel fading under high Signal-to-
Noise (S/N) conditions such as in a
moving in a transportation. The
fading effects, heard as audio pops
and clicks, are cancelled without
affecting the desired audio signal.
The Random FM Noise Canceller
operates only in receive mode.
Trunking System Controls
Using the Failsoft System
The failsoft system ensures continuous radio
communications during a trunked system failure. If a
trunking system fails completely, the radio goes into
Advanced Features
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English