GMR45 MOBILE RADIO
USER GUIDE
GMR45 MOBILE RADIO USER GUIDE | VERSION 1.1.0 | APRIL 2021
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COMPLETE
MANUAL
P1 P2 P3 P4 P5 F
VOLUME /
ON / OFF
MIC PORT
CHANNEL /
NAVIGATION
21 7--25
CHANNEL
NAME
CHANNEL NUMBER
(RADIO DEFAULT REFERENCE ONLY)
M
LO NAR
NARROWBAND
POWER LEVEL
(UNCHANGEABLE)
MEMORY MODE
(NO FUNCTION)
Note: The Channel Name is your actual GMRS channel number. In this example, the radio is set to GMRS Channel 7 with a tone code 25.
RADIO FUNCTIONS
BRIGHTNESS
Press [F] + [P3] to adjust the LCD brightness level.
FACTORY RESET
With unit off , press and hold [F] + [P4] then power on the radio to default
back to original settings and programming.
P3/SQL
Press [P3] to adjust squelch.
P5/SCAN
Short press [P5] to scan through radio channels. Long press [P5] to lock
and unlock radio.
VOLUME
Powers radio on/off and adjusts volume levels.
CHANGING TONE CODE
Press [F] + [P5] to get to the desired tone type: “T”, “T SQ”, “DCS”, or
“SQ DCS”. “T” and “DCS” are transmit side only. “T SQ” and “SQ DCS” are
transmit and receive. Use the channel knob to change tone codes. Press
[P5] to save. Unless needed, use codes with “SQ” in them. Our tone codes
use the same chart and numbering system as listed in GMRS charts. To
remove all tone codes on a channel, press [F] + [P5], fi ve times starting
from the channel display.
EXIT
Press [P5] to exit out of menu options.
P2/MONITOR
Press [P2] to adjust radio to “0” squelch mode allowing you to receive
weaker transmissions.
FUNCTION
Press [F] to toggle the function button.
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