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Macbook air 13, 820 3437 B, liquid damage ,No turn On

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  • Macbook air 13, 820 3437 B, liquid damage ,No turn On

    hey guys,

    I have a doubt, this boar come to us because a liqued damage close to U7090 and the components R7080, R7081 and C7080 they are not in board.. its normal??

    I have a 0.4v in pin8 U7090 . need 3.4v in SHDN to be able P3V42G3H ?


  • #2
    R7080 should be there. Replace it.

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    • #3
      Originally posted by arghhh View Post
      R7080 should be there. Replace it.
      Just checked a couple of working boards. R7080 is not present on any of them.

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      • #4
        Look at the schematic because you're clearly wrong and *******.
        Last edited by arghhh; 12-06-2016, 03:23 PM.

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        • #5
          Originally posted by arghhh View Post
          Look at the schematic because you're clearly wrong and *******.
          Sorry was looking at R7081- ive had a long day.

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          • #6
            Yeah R7080 needs to be there to enable U7090, the other two are "no stuff" so not populated.

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