The Apple iPhone 5s was announced on September 10, 2013. Repair of this device is similar to the previous models, and requires screwdrivers and prying tools. Available as GSM or CDMA / 16, 32, or 64 GB / Silver, Gold, and Space Gray.

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U2 replaced , battery drain cured but now no charge .

Hi , i changed the u2 on my 5 s which solved the battery drain but now its not charging .

It was charging before i changed the u2 .

Did i do something wrong ?

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Chosen Solution

check Q2 5v charging voltage. (U2) the TriStar is not a charging IC it switches power between ppvcc main and ppvcc batt

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100% your issue

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Thank you , i scraped the under fill off the Q2 chip and it seemed to be cracked in half ! , replaced it and all working again ..

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Your welcome

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Most Helpful Answer

If your phone is not charging, then U2 is probably not installed correctly. Perhaps some of the balls are shorted along the E75 lines which communicate with the Lightning cable.

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Hi , I will try again with another chip .

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Hi , I have put another chip on but still have the same symptoms , and no i tunes connection .

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markparnell1972 will be eternally grateful.
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