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Pardon me if i post it here since i can't find an imac section, iMac 820-3302-A works but no backlight F9700 = 12v pin 1 & 2 R9712 = 12v pin 1 & 2 FB9708 = 12v pin 1 & 2 P MOSFET Q9702 Pins 1,2,3 = 12v Pin 4 = 11.75 Pin 5 = 0v Replaced Q9702 still no backlight pin 5 = 0v R9721 pin 1 = 12v...

820-00244 Not powering on and i found out C3101 is shorted to ground so i replaced it and got a faint light on D6900 but still no boot no display and cpu not getting warm, i then tested PPBUS_LIO and got 14v and as far as i know this suppose to be a 20v, replace U3100 or Q3100?

I have a 820-00840-A board not powering up, F4800 got got 12v on both sides, PP5V_S4 = 0V , whats next? PPBUS_G3H = 12v on battery but 0v when using USB C adaptor (ggod adaptor) No history of liquid damage

Hi, i have a Macbook Air 2014 820-3437-B logic board with non working USB port, i have 5v on PP5V_S4RS3 on pins 2 and 3 but 0v on PP5V_S3_RTUSB_A_ILIM pins 6 and 7, pin 8 is 3v so i replaced u4600 but i still have no 5v on pins 6 and 7, i then checked USB_PWRT_EN on pin 4 and i got 0.80v, i then...