I have the same board trying to fix too.. My board has not signs of life no red led stand by. That's why I'm try to figure out how test the board to fix and I posted a thread here no one answered. But From what other forums I have read the IC5000 just above the processor takes the 5v stand by and makes the 3.3v for the motherboard without it the board well not power up. I would download the service manual its helping on the test points for volts.
Often it seems those BGA chips fail, not something anyone here really has messed with or had much success with . modus was a good option , a real shame they stopped
Okay now I understand why no ones been repairing this motherboard. My motherboard is missing 3.3v so I'm going change the ic5000 once it gets here.
I have not tried reballing a chip yet because I don't want to test it on any of my motherboards. I guess its time to buy some old computer video card and motherboard for reballing test.
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