10
Operation
UHF CB Radio
UNIDEN UH515SX-2NB
NOTE
Select
oF
to turn DCS/CTCSS off for the selected channel.
DCS
(Digital Coded Squelch)
DCS is a digital extension of CTCSS. It provides 104 extra, digitally coded,
squelch codes that follow after the 38 CTCSS codes. CTCSS 1-38, followed by
DCS 1-104.
Follow the steps for changing CTCSS code but select DCS code as desired.
NOTE
Channels 05 and 35 are used for emergency channels. CTCSS
and DCS will not operate on these two channels.
VOX
VOX is the automatic transmitting function by inputting voice into the VOX
headset mic without pressing the PTT key. While headset microphone is not
connected, VOX function is inactive even if VOX level setting is from 1 to 5.
VX
appears when VOX level setting is from 1 to 5.
1. Press
(menu)
seven times.
VX
setting flashes.
2. Press
(ch)
or or
(vol)
or
to select the desired setting. The 6
VOX levels are from 1 (high sensitivity) to 5 (low sensitivity) and Off.
3. Press & hold
(menu)
to save and exit.
Busy Channel Lockout
This feature prevents accidental transmission on a busy channel. For
example, BCL is used when CTCSS or DCS is selected to prevent
transmission when the radio detects a transmission from another unit using
the same CTCSS or DCS code.
1. Press
(menu)
five times.
BCL
setting flashes.
2. Press
(ch)
or or
(vol)
or to
change the setting on or off.
3. Press & hold
(menu)
to save and exit.
