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u5110 was replaced already , and the surrounding area is clean and the caps and resistor look very healthy I mesure the resistor is fine , this was done before the post a while ago , diode test is: .514 , resistance to ground 0.70k I wonder if I did that right :(

bios was replaced I got this board with out bios and I replace it with other one from a dead board , let me get a os x from usb to try thank you for replay

I did no luck no chime , no display, backlight out 0v , LCD_IG_PWR_EN still missing

hello I have a 820-2914 that pass the ASD but I cant install any os using usb , the only way I was able to install a system was with internet recovery , its lion , but everything is really slow , since asd pass this are not sensor problems? how I can start to troubleshoot this? thank you.

This 820-3437 powers on when charger is plug , works normally no problems etc , just 1 detail power button don't work , and sometimes after power off becomes dead , and don't want to power on , unless board is take out battery remove , and all plug back in , then when charger is plug works...

hello masters of the universe I have a 820-2936 that turn on , fan spins , laser mouse light , I see voltage on the vcore , without ram beeps , with ram I get no chime or display , I check on L9004 and I got nothing I follow and LCD_IG_PWR_EN is not there. I got this logicboard from a...