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IPhone 7 A1778(intel) error-1 solution?

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  • IPhone 7 A1778(intel) error-1 solution?

    hi I have IPhone 7 a1778 (intel) when I am trying to restore its giving me error-1 I have replaced baseband Pmu IC but still same I checked all pin baseband not found any short also diode mode reading is good anyone know about this issue?

    thanks for helping

  • #2
    I have solved IPhone 7 A1778 error-1 doing baseband reball , now working very good without any issues

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    • #3
      Originally posted by Kgn View Post
      I have solved IPhone 7 A1778 error-1 doing baseband reball , now working very good without any issues
      Good job. Baseband reball on an intel is a real pain. I'm guessing this issue came up after doing other repair work like audio ic on the board?

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      • #4
        I have another board like same issue today was short in 1.8 line I found short and Phone turned on normally but was saying no service someone had done audio ic before I thought it’s software issues so I tried to restore it and now getting error-1 painful iPhone 7 will check audio ic tomorrow and do update

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        • #5
          Check the update log and see where it fails. Iv seen this caused by dry joints under homer before too.

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