Vertex Standard VX-820E Series Operating Manual page 15

r Rotate the VOL/PWR
knob to set the volume
level. If no signal is pres-
ent, press and hold in the
MONITOR button (under
the PTT switch) more than
2 seconds; background
noise will now be heard,
and you may use this to
set the VOL/PWR knob
for the desired audio
level. Press and hold the
MONITOR button more than 2 seconds (or press
the MONITOR button twice) to quiet the noise
and resume normal (quiet) monitoring.
r To transmit, monitor the
channel and make sure it
is clear.
Press and hold the PTT
switch. Speak into the
microphone area of the
front panel (at the lower right corner of the speak-
er grille) in a normal voice level. To return to the
Receive mode, release the PTT switch.
VX-820E S O
EriES pErating
o
pEration
M
anual
r Press the (Orange) TOP
SEL key to activate one
of the pre programmed
f u n c t i o n s w h i c h m a y
have been enabled at the
time of programming by
the dealer. See the next section for details regard-
ing the available features.
r If a Speaker/Microphone is available, remove
the plastic cap and its two mounting screws
from the right side of the trans-
ceiver, then align the connector
of the Speaker/Microphone on
the transceiver body; secure the
connector pin using the screws
supplied with the Speaker/
Microphone. Hold the speaker
grille up next to your ear while
receiving. To transmit, press the PTT switch on
the Speaker/Microphone, just as you would on the
main transceiver's body, and speak into the micro-
phone on a normal voice level.
Note 1): Save the original plastic cap and its
mounting screws. They should be reinstalled
when not using the Speaker/Microphone.
2) When you press the PTT switch on the Speak-
er/Microphone, it disables the internal micro-
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