EVX-539 O
pErating
M
anual
17
a
dvancEd
o
pEratIon
sql oFF
Press, (or press and hold), the assigned
PF
key to open
the SQL to hear background noise (unmute the audio).
sql oFF -m
omEntarIlY
-
Opens the SQL to hear background noise (unmute the
audio) while pressing the assigned
PF
key.
sql sEt
You can manually adjust the squelch level using this
function:
Press, (or press and hold), the assigned
PF
key. A
tone will sound, and the current squelch level will
appear on the display.
Press the
SIDE-1
/
SIDE-2
buttons (or [
A
]/[
B
]
keys) to select the desired squelch level. Available
selections are “
SQLLV OP
(Open)”, “
SQLLV
TH
(Threshold)”, “
SQLLV NM
(Normal)” and
“
SQLLV TI
(Tight)”.
Press the [
D
] key to store the new setting. The
display indicates “
- SET -
” briefly, then reverts to
the normal channel indication.
You may cancel the new setting by pressing the
[
C
] key. In this case, the display indicates “
-
CANCEL -
” briefly.
B
EEp
o
FF
Press, (or press and hold), the assigned
PF
key, the
display indicates “
BEEP OFF
” briefly, and disable
the radio beeps and the channel announcement (if ac-
tivated) temporarily. Again press, (or press and hold),
the assigned
PF
key, the display indicates “
BEEP
ON
” briefly, and enable the radio beeps and the chan-
nel announcement.
aF m
InImum
v
olumE
Press, (or press and hold), the assigned
PF
key to
reduce the audio output to the (lower) level pro-
grammed by your Vertex Standard dealer.
cH a
nnouncEmEnt
Press, (or press and hold), the assigned
PF
key to se-
lect the channel change confirmation between “beep”
(indicates “
BEEP
” briefly) and “announcement” (in-
dicates “
ANNOUNCE
” briefly).
FCC ID: AXI11154620
IC: 10239A-11154620