Vertex Standard EVX-539 Operating Manual page 19

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.
EVX-539 O M
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a
dvancEd
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pEratIon
B o
EEp 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 v
InImum 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
17