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11
OPTIONS
11-4
The transceiver has a VOX function, which allows
hands-free operation.
An optional HS-94, HS-95, or HS-97
headset
and the
VS-4LA
ptt
switch
cable
or OPC-2004LA
adapter
cable
are also required for operation.
What is VOX?
The VOX (voice operated transmission) function
starts transmission when you speak into the
microphone, without pushing [PTT], and then
automatically returns to reception when you stop
speaking.
D
Optional unit connection
1. Hold down [ ] for 1 second to turn OFF the power.
2. Remove the jack cover. (p. 1-3)
3. Connect the optional HS-94, HS-95, or HS-97,
and VS-4LA or OPC-2004LA.
CAUTION: DO NOT
use the transceiver without
the connector cover or the optional microphone
attached. The transceiver meets IP54 requirements
for dust protection and splash resistance only when
the connector cover or the optional microphone is
attached.
Displayed
Push
, and then push
.
D
Turning the VOX function ON or OFF
1. Connect an optional headset and plug adapter
cable to the transceiver, and then turn ON the
power.
2. Push [FUNC], and then push [VOX] to turn the
VOX function ON or OFF.
• “VOX” is displayed when the VOX function is ON.
NOTE:
• When using the VOX function, adjust the
microphone gain and the VOX-related settings
(p. 11-5) to suit your operating environment
(including your headset performance).
• Set the microphone gain before setting the VOX
gain in the Set mode. (p. 8-3)
We recommend setting the microphone gain to 3.
[ ]
(Turn OFF)
OPC-2004LA
HS-94
1
3
2
VOX function