Anyway to revert back, original firmware from the 1.0004?

is impossible to revert for the firmware 1.0001 is possible only for devices with a basic install firm 1.000, if yuor device is basicly 1.000 after install 1.0001 u can revert for 1.000 but u may try the 2.0003 firm he is maded for devices with problem of firmware upgrade http://www.4shared.com/file/w_uO6zHt/CNSD_130FM_firmupdate.html u may try and report here if is run

All that is needed is the media card number.....