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Squelch Sensitivity
The MXT400 has adjustable squelch sensitivity. The minimum squelch
level (OF) is the most sensitive, allowing the squelch to open on very weak
signals. Setting the squelch to the maximum setting (09) requires very
strong signals to open the squelch.
To adjust the Squelch Sensitivity:
1. Press and hold the Menu button for 3 seconds to enter the Menu Mode.
2. Use the Call or Plvl buttons to scroll through the Menu options until the
LCD displays SQL.
3. Turn the Channel knob to select the setting you desire.
4. Press and release the Select button to confirm your choice.
5. Press the Scn/Mon button to exit the Squelch Sensitivity Function.
Display Brightness
You can adjust the six brightness levels of the LCD display to ensure
optimum visibility under various daytime and night-time lighting conditions.
To adjust Display Brightness:
1. Press and hold the Menu button for 3 seconds to enter the Menu Mode.
2. Use the Call or Plvl buttons to scroll through the Menu options until the
LCD displays LAMP.
3. Turn the Channel knob to select the setting you desire.
4. Press and release the Select button to confirm your choice.
5. Press the Scn/Mon button to exit the Display Brightness Function.
Repeater Channels
The MXT400 has the ability to talk to GMRS repeaters, which can greatly
increase radio range.
NOTE: Be sure to be aware of the local sharing and usage policies set
forth by the owner and operator of the repeater.
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Model MXT400
To set Repeater Channel Function:
1. Press and hold the Menu button for 3 seconds to enter the Menu Mode.
2. Use the Call or Plvl buttons to scroll through the Menu options until the
LCD displays RP.
3. Turn the Channel knob to select the setting you desire.
4. Press and release the Select button to confirm your choice.
5. Press the Scn/Mon button to exit the Repeater Channel Function.
Restoring The Default Settings
You can restore the factory (default) settings for your MXT400 at any time.
To restore the Default Settings:
1. Press and hold the Menu button for 3 seconds to enter the Menu Mode.
2. Use the Call or Plvl buttons to scroll through the Menu options until the
LCD displays RESTORE.
3. Turn the Channel knob to select the FACT option.
4. Press and release the Select button to confirm your choice.
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CARE AND MAINTENANCE
CAUTION: DO NOT use alcohol or cleaning solutions to clean the radio.
DO NOT immerse the radio in water.
1. Use a soft cloth moistened with water to clean the radio.
2. Dry the radio with a dry lint-free cloth should it get wet.
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Upon completion the radio will enter "standby" mode at channel 1,
with no Privacy Code selected.
Model MXT400
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