Satellites, or information about them, changes steadily and if the GPS hasn't kept track of those changes, the total amount of change is too much for it to work with from memory. Say we winterized, it wouldn't work at splash time. This isn't exact, but if our 498 won't get a fix after not being used for a few months. Sunny Deol Betaab Mp3 Songs Free Download. If that 'next' is too many days, the GPS will show the chart but won't get a fix.

Seems the GPS remembers some information about satellites from one usage to the next. Thanks, Dave Homeport: Noank, CT RO# Posted - Mar 22 2018: 15:33:33 Will it find satellites and display current position on screen, hopefully on a chart? I ask because we have a rather old (maybe not as old as your G12) Garmin 498. Does anyone perhaps have a flash drive or other media with The Geonav OS software.? Humminbird(parent company) doesn't want to hear about it. Its in physically perfect condition, however, I believe its in need of a software update. I realize they are older, but I was thinking it would at least work, and allow me to navigate. BoaterEd - Geonav Chartplotter - Username: Password: Save Password Geonav Chartplotter Author Topic RO# Posted - Mar 22 2018: 11:51:28 Hello, I just purchased a Geonav G12 from Ebay, and it's looking like a bad decision.

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