ATV2 won't boot, but can SSH into it

i've had apple tv (atv2) jailbroken seas0npass awhile now. last night, ssh'd , updated plex , xbmc. after doing can no longer boot up. tried restoring seas0npass ipsw, guess apple not signing 4.4.4 longer. can still ssh it.

can give me few suggestions on should do?

 

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