Best Ways For iPhone 6 Plus Touch Failure Repair

Today, we Received an iPhone 6 Plus, first we need to know the basic information about the device. According to the customer's description:  his iPhone 6 Plus Touch Failure. But the customer did not provide more details, such as what error code does it report, so we need to check it first. 1. the iPhone touch function can not be used; 2. there is very important data in the iPhone so that we need to pay attention not to restore the device.

Repair Process:

1. The failure is that the touch can not be used, we still follow the rule: easy operation first, first replace the iPhone screen, the touch is still no working.

2. After excluding the screen problem, we judge it's iPhone motherboard problem.

3. Remove the motherboard and connect to measure touch voltage, PP5V7_SAGE_AVDDH touch +5.7V is normal, PP5V7_SAGE_AVDDH touch the -5.7V voltage has no value. As shown in 11-5-1.



4. The other points are found to be normal, power off to test whole circuit, we find circuit line is broken. Picture 11-5-2



5. Soldering the broken line with jumper, conncet the 2 points in iPhone diagram with jumper wire as shown in picture 11-5-3, actual picture as shown in picture 11-5-4.



6. Connect screen to measure the iPhone screen control IC U2402 (sub touch chip boost work).As shown in picture 11-5-5.


7. Install to test, the iPhone 6 Plus touch can work in a normal way now, repair ends here!


Tips: More information about phone repair tools and guides, you can try Vip Pro Shop Team!

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