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Go Back   GSM-Forum > GSM & CDMA Phones / Tablets Software & Hardware Area > iPhone ,iPod & iPad (Apple Inc. Products) > iPhone, iPad, iPod Hardware Repair

iPhone, iPad, iPod Hardware Repair Hardware Repair discussions for iPhone, iPod , iPad & Apple Products, help, guides.

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Old 03-04-2020, 20:53   #1 (permalink)
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Lightbulb Iphone 7 intel board. Audio ic

I have 3 iPhone 7 intel boards with some fault. I Changed audio ic with jumpers, it works perfectly. After 2 or 3 weeks sometimes no imei with *#06#, no modem. When i Turn of the phone and on then everything okay for few hours.
Maybe someone has solution? Please help.
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Old 03-04-2020, 22:05   #2 (permalink)
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symptom of excessive heat in the desoldering / soldering audio ic U3101
Otherside BB-RF, the only way to try reball BB probably solder joint cohesion.
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