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Hey guys, Recently a customer brought in a 820-3330 board with a getting stuck periodically problem, after some cleaning around the ram slots and the ram themselves the machine worked properly for a couple of months and then was brought back with another issue. It had no image on the lcd...

Ok, you can mark this as solved. Replaced the trackpad and the laptop works perfectly, no sensor issues, normal speed, everything works smoothly. Thanks a lot for your replies.

Got an update on this one, after reading some previous posts here, i decided to remove the battery and the trackpad. Apparently he didnt think it was necessary to report that he had spilled coffee on the trackpad, i ordered a new trackpad cable just to check it because his was funny looking...

Hey again and sorry for the delay, this is the results i get.

Good evening guys. A customer brought in this A1425 complaining about it running too slow. Nothing unusual about the motherboard besides the common issue with the corrosion on the wifi module (which i still dont get how it gets there). Booting from an external hdd with yosemite on it i get the...

Thanks a lot for your responses. I am from Greece so ordering an excact same model donor board takes like a month or more to arrive here, and customers are not willing to wait for that long. Anyways, i m assuming i have to preorder everything and keep them in stock for future use. By the way, is...

L7630 has 1.05 volts, SMC was not taken from an excact same board due to the lack of one but it has excactly the same part number. Is it programmed for a specific motherboard? There is no reason to test different modules, the machine does not start. I got 5v on fan but no fan spin. 3.3V S0 is...

Hello guys and i want to state that i am very glad to be among this community. I need some advice on a 820-2936 that has a green light, got s0 voltages but doesnt turn on. I have already replaced the SMC on this one. Looking on some previous posts, i read about PLT_RST_L that in my case is...