ive bought o3ds with arm9loaderhax in it. after playing a few days, suddenly my 3ds cannot boot to home screen anymore. when i pressed power button, it shows picture reinand for a few second and shut down automatically. i dont really know about this arm9loaderhax, so i dont dare to adjust anything in my SD card. if it help, here is my root folder
http://imgur.com/GrqZB2i
http://imgur.com/GrqZB2i