Do you know what happened to the GPS to cause this problem?
Do you know if it was a misuse of the [Only registered and activated users can see links. ]?
The ROM on Navman and Mio GPS(PNA) is simply the operating system and will not solve anything as far as your problem is concerned...
Maybe it can help in some way...
I noticed you're looking for backup, here's the Navman 5000 LM:
[Only registered and activated users can see links. ]
If you want to test it, a simple unlock for SD from Navman 5000 LM:
[Only registered and activated users can see links. ]
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