GMRS-1904BLT Basic Operation 03-03-28
3
of
9
5. Operating Instruction
1) On/Off & Volume control Switch
-
Radio ON
: Press and hold down the Power[
] button for over 2seconds.
All indicators will appear momentarily on the LCD and you will hear short beep sound.
-
Radio Off
: Press and hold down the Power[
] button for over 2seconds until all indicators
Disappear on the LCD.
-
Volume setting
: Press up[
?
] or down[
?
] button to choose the adjust level that is most
-
Comfortable for you.
2) Setting the Channel
GMRS-1904BLT has 22 main channels.
?
To select the channel
-
Turn the radio on
-
Press Function[
F
] button once, Press up[
?
] or down[
?
] button to choose the channel.
3) Setting the Tone Code(CTCSS)
GMRS-1904BLT has 38 CTCSS Codes
?
To set the Tone Codes(CTCSS)
-
Press Function[
F
] button once more,[
XX
-00
up to
38
] will appear and tone code digit will blink
on the LCD. "
00 "
means no CTCSS code.
-
Press up[
?
] or down[
?
] button to choose the desired sub-channel to use.
-
Press the PTT button or Function[
F
] button to confirm.
4) Setting the Transmit Power HI/LO
- HI
: 1.6W TX power (ERP)
-
LO
: 500mW TX power
?
To set the TX output power
-
Press the Function[
F
] button until the [
Po LO
or
HI ] appears.
-
Press the up[
?
] button or down [
?
] button to set the TX power
-
Press the PTT button or Function[
F
] button to confirm.
-
HI
or
LO
will appear on the LCD.
