It probably had V7.60 on it before, issued in Oct 2012. V7.70 and V7.80 were issued in July and Sept last year. Both HWID 1091 [MediaTek chip] and HWID 0827 Versions are still available on Perry site, but make sure you get the right one so [Only registered and activated users can see links. ] first.
Code:
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I do have some earlier versions for HWID 0827, however i think you'll find if V7.60 doesn't help the problem an even earlier version won't fix it either. This is how to downgrade: [Only registered and activated users can see links. ] or you can do it in preboot with an RGN file after removing GUPDATE.GCD from Garmin folder if present.