Some time may be  broken Gfive w5 power button line.When broken power button then power button dose not work and phone dose not open only charging work.If you get this problem you may following this solution.There are shown how to repair broken power button line.Open your phone and open keypad sticker and check power  button line if you see line is broken then make this jumper following below picture.








Maximum mobile  phone motherboard power button out side is ground (gnd) or negative and in side is power button positive line in side button has some positive volt example 0.5volt.Some mobile phone motherboard is other type.So work carefully.

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