iphone 6s full short Q2300 heating please help

hello friends
i got a 6s which was in charge and dead it was full short the battery connector +and- so brought power supplay voltage to 1.5 volt and checked that q2300 heating so take out that and now the short gone but when power on nothing happens phone dont take voltage also the capistors near u2300 is short both side is ground i take out most of them like c2330 c2301 and all thos which was short but still short even i take out u2300 ic and u3700 ic but still short anyone can help me