Cobra Electronics FRS307 Two-Way Radio User Manual


 
OPERATION
ENGLISH
Using the Lock Function
The Lock function locks the CHANNEL, MODE,
and POWER buttons to prevent accidental
operation. To use the Lock function:
1. While in Standby mode, press and hold
the LOCK button for one second.
The Lock icon will be visible when the unit
is locked.
Buttons that are NOT locked are the CALL,
VOLUME, LIGHT/MAX RANGE, and TALK
buttons, which are all fully functional while
the unit is locked.
2. To “unlock” buttons, press and release
the LOCK button again. The Lock icon
disappears and all buttons will be
unlocked.
External Speaker/
Microphone Jack
Your microTALK
®
radio can be fitted with an
external speaker/microphone, freeing your
hands for other tasks. See page 32 for
optional accessories. To attach an external
speaker/microphone:
1. Open the SPKR/MIC tab on top of
the unit.
2. Insert the plug into the SPKR/MIC jack.
Using the MODE button
The MODE button allows you to use and
program the various functions of your
microTALK
®
radio. If you press and hold the
MODE button, the LCD will cycle through the
different functions.
6
OPERATION
ENGLISH
Talking to Another Person
1. Press and
hold the
TALK button.
2. With the microphone
about 2 inches (5 cm)
from your mouth, speak in a normal voice.
3. Release the button when you’re finished
talking and listen for a response. You
cannot receive incoming calls while
pressing the TALK button.
“Roger Beep”
Confirmation Tone
Your listener will hear an audible tone when you
release the TALK button. This alerts the other
party that you are finished talking and it is OK
for them to speak. (
NOTE:
The Roger Beep can
be turned off and on, see page 12.)
Listening for a Response
When you are finished talking:
1. Release the TALK button to receive incoming
transmissions. The radio is always in Standby
mode except when the TALK, CALL, or MODE
buttons are pressed.
2. Adjust the volume by pressing and holding
the VOLUME UP or DOWN buttons.
Auto Squelch
Your microTALK
®
radio is equipped with Auto
Squelch, which automatically shuts off weak
transmissions and unwanted noise due to
terrain, conditions, or if you’ve reached your
maximum range limit. (NOTE: To learn more
about the range of your microTALK
®
radio,
see page 13.)
Maximum Range Extender
You can temporarily turn off Auto Squelch,
allowing all signals to be received and
extending the maximum range of your radio:
1. Press and hold the LIGHT/MAX RANGE
button for 5 seconds. You will hear
2 beeps indicating that Maximum Range
Extender is on.
2. To turn Maximum Range Extender off,
press and hold the LIGHT/MAX RANGE
button for 1 second, or change channels.
5
external microphone
speaker
speaker/microphone
jack
LOCK button
MODE
button
2 inches away
TALK button
LIGHT/MAX
RANGE button