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RADIO OPERATION
POWER ON/OFF
Turn “POWER/VOLUME” CONTROL KNOB clockwise to turn the RR50A ON. Turn “POWER/
VOLUME” CONTROL KNOB anticlockwise to turn the RR50A OFF
VOLUME CONTROL
Under power-on state, turn “POWER/VOLUME” CONTROL KNOB clockwise or anticlockwise to
adjust volume.
When unit is ON press “(FUNC) BUTTON”, a F icon will appear on the top left corner of
the screen then press “(1FM) BUTTON” and use the “UP ARROW” or “DOWN ARROW” to scan
for a radio station. To switch back to CB mode repeat above operation. If you have
problems with switching back to CB mode turn the RR50A OFF and ON and repeat
steps above.
Under standby state, press “(BLUE) BUTTON” on the side of the RR50A to switch on the LED light.
Press it again to switch off.
BATTERY VOLTAGE DISPLAY
FM RADIO SCAN FUNCTION
LED LIGHT
Under standby state, pressing [PF2], LCD displays current battery voltage. Press this button again to
clear the display.
KEYPAD LOCK
Press “(FUNC) BUTTON” and then press and hold the “(
*
ENT) BUTTON” for 2 seconds to lock the
keypad. A small key symbol will appear above the channel number to indicate the keypad is locked.
To unlock the keypad repeat the above. The small key symbol will now disappear from the display
and the keypad will be functional.
NOTE: When keypad is locked, only PTT / PF1 / PF2 / “(FUNC) BUTTON” are available.
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