лог здесь.
1st Boot Ok, DCT4, UPP: 2142
2nd Boot Error: 2
Platform: 3, Error Data:
D3 72 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
Process Failed, Repowering Mobile

с чего начинать?