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Repair information and guides for the Apple iPhone 5s that was announced on September 10, 2013. Model: A1533, A1453, A1457, A1528, A1530, A1518

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No touch already replaced u12 and u15

I have no idea to do right now..because I already replaced u12 and u15,

Still no touch,

I check connector it good in shape..

I just restore,

Still no touch

What more solutions ?

Thank..

Answered! View the answer I have this problem too

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what is the problem with this iPhone

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No touchscreen

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Have you checked to insure those two IC's are receiving the proper voltages (PP5V1_GRAPE_VDDH, PP1V8_GRAPE, PP5V7_SAGE_AVDDH, PN5V7_SAGE_AVDDN & PP_SAGE_TO_TOUCH_VCPL)? Most of these are generated by Chestnut (U3).

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I check c369 they is 0 voltages

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Thanks! now for the hot air ;-)

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Amir Safwan will be eternally grateful.
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