iPhone XS Max water damage Face ID is not available. It is found that the fault is caused by the damage of water damage dot projector module.
iPhone 11 Pro Max SIM card no serviecs, this fault is caused by power amplifier VCC shorted to ground card no serviecs.
The iPhone 8 Plus is not turned on, and the test is found to be caused by C7608_W damage, and the problem is repaired.
iPhone X mobile phone screen has no response, no signal, the front Rear Camera can't be opened, and the Fall hard is too serious, so it can be repaired only by replacing the chassis assembly, screen assembly, moving the lower floor and earpiece FPC.
iPhone 7 Plus mobile phone water damage no booting, after replacing PP5V7-MESON_AVDDH filter Capacitor and Inductor L3901, the problem was fixed.