C8812 Blue Screen Problem

Huwei c8812 No Display (water damage)
1.Change Display
2.Change Connector 
3.Chack Voltage For Display
   1.8v,2.8v

(1) Step

 

(2)Step

 

                                                      

                                                         (3)Step                                                      

(4)Step

Huawei U8825D Camera Error