hello i have a samsung galaxy centura i need a lit bit of help. i recently tryed to root my phone. so after using odin i tryed manully rebooting it after i did i see a samsung sign with a caution triangle and it just stays there how do i fix i cant figure out so is there away to get rid of it, do i need a jig, or can i just reset factory settings manully get rid of. i need help plz.