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Hoping someone can point me in the right direction Trying to diagnose an Asus K52DR, it has charging LED when plugged into AC, but it has no response when booting U8801 MB39A132 chip VREF = 0V ACIN = 1.3V ACOK = 0.7V VCC = 19.15V VIN = 19.15 Power button is 3.3V, goes to 0V at KBC chip when...

My understanding, is the problem must be on the VIN line, because it is not getting 19V, and VREG5 (which is 5v always line) is only getting as much as the VIN line, so it is limited by VIN voltage, does that sound about right? So I need to find out why 19v isn't being produced first? Just not...

Hi all, I'm working on a Toshiba L650 motherboard is "6050A2332301-MB-A02" the Q6002 Mosfet was burned, all plastic melted, I replaced this mosfet, I now get 19.5 vold on drain, 3.412V on source, and next mosfet Q6005 also getting 3.412V on both sides. Problem is still no power. On VREG3 I am...