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  1. R

    A1278 820-2936-B USB short to ground

    Nope. Removed those and I double checked the USB circuitry and they weren't getting power from U2600 and U2650 (USB hubs). I reflowed the SMC very gently and now the board shuts down when I touch ground with the ground probe. I give up for now, spent too much time on this. Appreciate the help.
  2. R

    A1278 820-2936-B USB short to ground

    Thanks for the reply. I spent way too much time on this board and got things mixed up. Had to replace about 30 components. I meant display port and actually completely forgot about checking USB circuitry cause of this annoying short that seems to be in the board. I'll have to see if the USB port...
  3. R

    A1278 820-2936-B USB short to ground

    U9310 is getting 0.5v as well. Not sure if I'm just using crappy parts from the damaged boards I'm using as donors.
  4. R

    A1278 820-2936-B USB short to ground

    For some reason I can't post pictures, format not working or something. Anyway, liquid damage everywhere but SD and a USB port not working. ​​​​​​​I'm getting 3.3v (a bit less but nothing like a short) at EN and output. D9410 is getting 3.3v, so what the hell is dragging this thing down to...
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