Repair Motherboard iPhone 7 Plus Cannot On

Ms. Eve came to our with her iPhone 7 Plus that cannot be turned on. There is two source for the problem, components or motherboard. Firstly, we diagnosed the device’s component and everything was okay. Second, we examined the device’s motherboard thoroughly. We were able to detect the motherboard was short circuited. Next, we tested every IC on the motherboard and found out VDD Boost IC was malfunctioning. After that, we replaced the malfunctioning IC and reassemble the device. Lastly, we ran few tests to make sure the device’s functionality was intact.