Guide :GPS : RoadMate 700 GPS Receiver

GPS not able to lock (SNR often 0, sometime in thee 5-10 range)

Hi, I have yet another Magellan 700 that appears to have issues trying to lock to a signal. Even after resetting the GPS, manually setting the location, and waiting for 5-10 minutes for lock, it only works about 20% of the time. Even when it does find the location, it immediate loses it if I move more than a few feet. The AZ/EL/time appear to have real values (not sure how accurate they are, but they're non-zero). If lock wasn't achieved (80% of the time) the SNR shows 0. If lock was met (20% of the time), and then I move, the lock is lost (red icon, then black), a few of the s

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