Pan acer 4738 ko kich dc nguon.

Discussion in 'Acer,eMachine,Gateway' started by fxgiang92, Apr 23, 2018.

  1. fxgiang92

    fxgiang92 Member

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    Em mới nhận 1 cái acer 4738 3v5v có.acin bao về io co 3.3v
    kich nguồn lên 001-002. máy ko kích dc. ae gặp pan giúp....
     
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  2. dinhkhai0908

    dinhkhai0908 Active Member

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    thay con rom nhỏ bằng con 32bv đi bác
     
  3. fxgiang92

    fxgiang92 Member

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    da thu. nhung ko dc bac nhe. nhung may de lau lai kich dc, kich len dung bt. tat nguon lai ko kich dc.
     
  4. itmran

    itmran Member

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    kiểm tra con r448 nằm dưới khe ram
     
  5. admin

    admin Administrator Staff Member VIP Members

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    Kiểm tra LID , tụ lọc 3v,5V
    R448 chỉ có tác dụng cho card VGA .
    Theo mình thì kiểm tra LID/vệ sinh mainboard/ kiểm tra áp 15V / nối tắt vài FET chuyển nguồn :
    29-04-2018 11-46-49 PM.
     

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