![background image](http://html.mh-extra.com/html/cobra/li-3900dxc/li-3900dxc_owners-manual_2631093009.webp)
Customer Assistance
Warranty
Introduction
Operation
10 English
Mode Functions
Operation
11
Nothing
Comes Close to a Cobra
®
Voice Activated Transmit (VOX)
•
In
VOX
mode, your microTALK
®
radio can be used “hands-free,”
automatically transmitting when you speak. You can set the
VOX
sensitivity level to fit the volume of your voice and avoid
transmissions triggered by background noise.
To turn VOX mode on or off:
1.
Press the
Mode
button until the
VOX
icon
flashes on the display. The current
on
or
off
setting is displayed.
2.
Press the
Channel Up
or
Channel Down
button to turn VOX
on
or
off
.
3.
Choose one of the following:
a.
Press the
Mode
button to enter the
selected
on
or
off
setting and proceed
to other functions.
b.
Press the
Lock/Enter
button to enter
the selected
on
or
off
setting and return
to
Standby
mode.
To set VOX sensitivity:
1.
Press the
Mode
button until the
VOX
icon
flashes and the current sensitivity level
is displayed.
The current sensitivity level is displayed
with letters “LE” and a Number 01
through 03, with Number 03 being the
most sensitive level and Number 01
being the least sensitive level.
2.
Press the
Channel Up
or
Channel Down
button to change the setting.
3.
Choose one of the following:
a.
Press the
Mode
button to enter
the selected setting and proceed to
other functions.
b.
Press the
Lock/Enter
button to
enter the selected setting and return
to
Standby
mode.
VOX Sensitivity Level
Mode Button
Channel Buttons
VOX Icon
Mode Button
Channel Buttons
Set DCS Privacy Codes
•
To select a DCS privacy code:
1.
After selecting a channel, press the
Mode
button until the DCS icon appears and the
small numbers flash on the display
(01 through 83).
NOTE
If CTCSS is turned
on
at the channel
selected, the display will flash the
DCS icon and “OFF.” To switch from
CTCSS to DCS, press the
Channel Up
or
Channel Down
button while the
display is flashing “OFF.” The display
will then show the small numbers
flashing and you will then be able
to proceed to step 2.
2.
Press using the
Channel Up
or
Channel Down
button to select a DCS privacy code. You can
hold the
Up
or
Down
button for fast advance.
3.
When your desired DCS privacy code is
displayed, choose one of the following:
a.
Press the
Mode
button to enter the new
setting and proceed to other functions.
b.
Press the
Lock/Enter
button to enter the
new setting and return to
Standby
mode.
c.
Do not press any buttons for 15 seconds
to enter the new setting and return to
Standby
mode.
Channel Buttons
DCS Privacy Code
Mode Button