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Tom CunninghamAug 11, 2025
What to do if my Rugged Radios RM50-U/V won't power on?
- SShirley SimsAug 11, 2025
If your Rugged Radios Radio isn't powering on, even after connecting to a 13.8V DC power supply and pressing the PWR key, and nothing appears on the display, here's what to check: * First, ensure the power cable is connected correctly, with the red wire to (+) and the black wire to (–). * Second, inspect the power cable fuses. If any are blown, determine the cause, correct the problem, and replace the fuse with a new one of the same rating (15A).