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Repair information and guides for the iPhone 8 that was released on September 22, 2017. Model: A1863, A1905

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iPhone 8 Boot loops when Dock Flex is connected

Whenever the lower Dock flex cable is connected the phone boot loops endlessly. whenever i disconnect it the phone boots up fine. I’ve tried 2 dock flex cables. i’ve also cleaned the PCB with alcohol and a brush. to get rid of any dirt!

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Chosen Solution

They are probably faulty dock connectors. Put the board into a known good housing to rule out parts.

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2 Comments:

unfortunately i haven’t got another housing, i’ve brought 2 more OEM dock connectors and will test out tomorrow with a brand new battery!

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I brought a genuine OEM connector and it did the job, phone is fully working and has no issues at all!

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