iPhone s mobile phone has no signal. Replace RF chip, and fix the fault in installation test.
There is no sound in the XS Max speaker of iPhone, which is caused by replacing Accessories. Fix the fault after adding Capacitor.
iPhone 6S Plus mobile phone Won't Turn On is detected to be caused by an Capacitor. After replacement, the problem of Short circuit disappears and the fault is repaired.
The iPhone XS Max cannot be started due to water ingress. It is detected that the c3795 filter capacitor is short circuited to the ground. After replacement, the fault is repaired.
iPhone 7 screen does not display, FL3906 is damaged,Jump wire is directly connected, and the fault is repaired.
iPhone 12pro Max mobile phone can not be called out. It is detected that there is solder joint falling off on the main board. After repairing,welding is applied to the upper and lower layers, and the fault is repaired.
iPhone s mobile phone touch doesn't work. After separate, repair the disconnected line, and then welding back to the motherboard for fault repair.
iPhone mobile phone has no sound. This fault is caused by the damage of coder IC. Replace coder IC and return to normal.
iPhone 12 Pro Max Camera can't be used, and the control chip U6500 of flash VCC is damaged, which is repaired after replacement.