toad Posted May 28, 2011 Report Share Posted May 28, 2011 Hi all just wondering if anyone has any ideas for me to try on this. My avic 90 is plugged into a 6400 unit. Navigation wont work on the head unit..no display no sound nothing. any ideas what could be going on i have tried the cables they are all in and tight nothing there at this point..any ideas would greatly apreciated... Quote Link to post Share on other sites
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