Operating Manual

EVX-261 OPERATING MANUAL 15
ADVANCED OPERATION
Description of Operating Functions
SQL OFF
SQL OFF opens the radio squelch/unmute the audio to hear
background noise.
SQL OFF -MOMENTARILY-
Opens the SQL to hear background noise (unmute the
audio) while pressing the assigned
PF
key. This function
can not be assigned to a Long Press (LP) key function.
BEEP OFF
Activation of Beep off disables all radio beeps (alert tones)
temporarily. Radio beeps will be restored by pressing the
PF
key again.
WHISPER
Whisper allows the user to increase the microphone gain,
allowing the operator to speak in a low voice (whisper)
temporarily when transmitting. The radio can go back to
normal microphone gain by pressing the assigned
PF
key
a second time.
VOX
(
REQUIRES OPTIONAL VOX COMPATIBLE HEADSET
)
Enabling the VOX function will allow hands free, au-
tomatic voice activation of the transmitter as the micro-
phone picks up audio. The
PTT
switch does not need to
be pressed to open the channel when VOX is enabled.
All functions listed in this section can be assigned to any
PF
Key. Up to two functions can be assigned per key,
with the feature being activated by:

Short Press (SP) - Press and release

Long Press (LP) - Press and hold
MONITOR
Any signaling features can be activated/deactivated by
an assigned
PF
key. The LED indicator will glow green
when the signaling feature is deactivated.
MONITOR -MOMENTARILY-
Cancel any signaling features while pressing the assigned
PF
key. This function can not be assigned to a Long Press
(LP) key function.
LOW POWER
Low power mode reduces the transmitter to a lower power
for extension of battery life. Normal transmit power can
be achieved by pressing the Low power
PF
key a second
time.
ENCRYPTION
Analog Voice Inversion encryption can be activated/deac-
tivated by an assigned
PF
key.
Exhibit 8: Operating Manual FCC ID: AXI11374620
IC: 10239A-11374620
Vertex Standard LMR, Inc.