king.titan Posted February 13, 2008 Report Share Posted February 13, 2008 How can i re-set my D1 so i can use my old 05 disc????i put a 07 disc and its hasn't work right after a month. now i need to sell it and dont want to sell a unusable unit.....the bootleg upgrade disc sucks i just want my good work 05 disc back.....is there a internal battery that keeps the memory....i disconnected the battery for four hours..no differrance!! helpppppppp Quote Link to post Share on other sites
cntrylvr79 Posted February 13, 2008 Report Share Posted February 13, 2008 I'm feeling nice today. http://avic411.com/forum/viewtopic.php? ... owngrading Quote Link to post Share on other sites
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