iPhone 8 Plus can't be turned on,Connect the power supply large current road,The rosin smoke method found the fault point, and it turned on normally after replacing Capacitor.
iPhone 6S has always been no serviecs, which shows that there is something wrong with the signal reception. Find the common points of the signals received by these three operators, namely RF,ANT Switch, and after replacing RF, the fault is relieved.
iPhone 6 Plus touch failure, after detection, was originally caused by BCM5976C1-5.7V disconnection, and the problem was fixed after Jump wire.
iPhone X water damage Hang Logo(white apple)restarted, and could not enter the system. After inspection, it was found that it was caused by touching VCC chip water damage water damage, and the replacement chip was successfully repaired.
iPhone 6s Plus water damage Capacitor and Measuring diode value found that it was 3V VCC Short circuit of fingerprint. Look at the points that are connected to several filters no booting. Repair the fault after direct removal.
iPhone 6 Plus baseband dropping points caused to have no service repair, which was originally caused by Baseband dropping pad break off, and the fault was repaired after the repair.
iPhone XR suddenly used no display, and the mobile phone turned on no booting. After detection, Capacitor was found to be broken, and the fault was repaired after replacement.
Peer repair machine iPhone X mobile phone can't be charged, measure charging management U3300 diode value, find A4 disconnected,Jump wire OK, spike.
iPhone 6s mobile phone Hang Logo(white apple)was started and restarted. After testing, it was found that U5411 chip was damaged, and the fault was repaired after replacement.
