won't load atv flash settings after adding new untethered jb

I am trying to get back up and running on my atv 2 recently jailbroken to 5.3. Problem is after verifing JB with FC icon I go forward and try to load firecore settings but when it get to apple tv it say it can’ t find device. Make sure power, hdmi and wifi is connected , which I have done’ Haven;t ever had this happen before and  need some help gettting past this.