Cobra MR HH350 FLT Owner's Manual
![Cobra MR HH350 FLT manual cover](/images/b1eebffbf2b7b83745e8edc0/thumbs/thumb175x175.webp)
To turn on the Cobra MR HH350 FLT, press and hold the power button located on the top of the device until the display lights up.
To maintain the battery life, ensure the radio is fully charged before use, and avoid leaving it in direct sunlight or extreme temperatures. Regularly cycle the battery by letting it discharge completely before recharging.
To reset the radio to factory settings, turn off the device, then hold the "Mode" button while turning it back on. Keep holding until the display shows a reset message.
Ensure that the squelch setting is adjusted correctly, the antenna is securely attached, and that you are in an area with signal coverage. Also, check that the radio is set to the correct channel.
To activate NOAA weather alerts, press the "Weather" button until you hear the weather report. Ensure your area is covered by NOAA alerts and that the radio is set to the correct weather channel.
Clean the radio with a damp cloth and mild detergent. Avoid using harsh chemicals. Ensure the battery compartment is dry and free of corrosion. Regularly check and clean the antenna connection.
Yes, the Cobra MR HH350 FLT is waterproof with a JIS7 rating, meaning it can be submerged in water up to 1 meter deep for 30 minutes. This makes it ideal for marine environments.
To scan for active channels, press the "Scan" button. The radio will cycle through all available channels and stop when it detects a signal. Press the button again to resume scanning.
If the display is not working, check the battery charge, ensure the radio is turned on, and inspect for any physical damage. If issues persist, perform a factory reset or consult the user manual for further troubleshooting.
To improve range, ensure the antenna is fully extended and that you are in an open area without obstructions. Avoid using the radio near large metal structures or in densely populated areas where interference is common.