iphone 5s always blank mode (help need to solve)

[ultimate_jhomar]

iphone 5s always blank mode (help need to solve)

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1 palit battery bago 2 times no luck
2 restore no luck
3 linis no luck
4 palit charging pin and remove no luck
5 alis lcd no luck still blanl mode

sino napo naka incounter ng ganitong issue?

patulong naman po mga sir

thanks in advance

 

[KAINAN]

check mo pre... http://www.antgsm.com/showthread.php?t=136817&highlight=iphone+5s

 

[ultimate_jhomar]

check mo pre... http://www.antgsm.com/showthread.php?t=136817&highlight=iphone+5s

meron bang nabibili ng ganon ic? ano po ba name ng ic u2ic po bayun?