here is something strange...it can start with power supply and runs fine and can charge also but with 85waat magasafe it could not turn on and green led on and again off on magasafe i tried with other adapter also same any ideas from where i should start ......i changed battery charging ic also same result no sings of water damage.....mobo code is 820-3787-a
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macbook pro retina 15inch a1398 power issue
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Re: macbook pro retina 15inch a1398 power issue
Maybe an issue with R7012, around Q7010 circuit (shorted MOSFET, bad resistors or bad zener diode), or around Q7180 (shorted MOSFET or bad gate resistors).OpenBoardView — https://github.com/OpenBoardView/OpenBoardView
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Re: macbook pro retina 15inch a1398 power issue
try ...
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