iPhone7 short-circuit current Won't Turn On, smoked Colophony (Solder), found that it was Capacitor that caused the troubleshooting after deduction, and the screen was not bright during the installation test, and the test display was normal after changing the test screen.
The speaker of iPhone 12 Pro Max mobile phone has noise. After replacing the audio power amplifier chip, the fault is repaired.
iPhone 8 garbage plate bottom mobile phone has been no serviecs, after replacing RF, the fault is repaired.
The iPhone 8 plus screen does not display. It is found that an inductance is caused by a lack of parts through xinzhizao point. It is directly shorted and repaired.
iPhone 7 has no signal no serviecs, does not recognize the card and does not charge.
iPhone XS Max mobile phone does not display intermittently. It is found that it is a broken line in the board layer. Through the board layer wiring diagram made by Xinzhi, the board flying line is scratched, and the fault is solved.
iPhone 12 Pro Max mobile phone Won't Turn On, check Boardview, it is found that it is caused by damage of Capacitor c4200 beside u4200. Remove Capacitor and repair the fault.
iPhone s mobile phone can't use shoot. After replacing the new Camera, there is no result. Check and find out the problems one by one, and use Jump wire Dafa to repair them.
iPhone 6 plus screen flower screen repair After testing, it was found that Nand was the problem. After replacing Nand,Nand was repaired.
