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Good evening, This 820-00239 came ultrasoniced by another shop. On ampmeter it showed 5v 0a. Replaced ISL now it opens up the 20v but ppbus_g3h is stuck at 1v. pp3v3_g3h : 3.41v no shorts on any line. Any suggestions?

Good evening people, I have received not 1 but 2 820-00045 with the same issue but not with the same problem. One of them power cycles, and the other one does nothing. Pp5v_s5 goes up and down on the one that cycles, and on the other one is 0v. no shorts on any rail. Any suggestions?

Sometimes it chimes once and it stays in white screen with no image and some times it chimes continuously. I have tried another cpu and another bios but still no change. Any ideas?

I have tried with another PSU, replaced isl and bios but it wont start, only the first led lights up, any ideas?

Hello, after liquid damage, its cleaned and everything is working except the fingerprint-power button. Also the battery is bloated so i have not connected it. And finally with external hdd its working fine. On the internal software its lagging extremely, this may be a software issue i have not...

Customer donated this A1466 to our store after he had spilled something on it. After some inspection, the machine had liquid damage on the lcd connector, the backlight fuse was burnt, and there was some liquid dmg on the keyboard as well. Replaced keyboard, backlight fuse, led drive, lcd...

Hello, the board is 820-00138-A, it freezes once after a day or two, the trackpad is till working but is stuck with rainbow wheel. I tried without the pci ssd with external hdd with usb and it still freezes. The diagnostic while holding d at the start does not show any errors. Any ideas? Could...

Good Evening, Customer brought in a 820-4924 with a green light and nothing going on other than that. After some digging around i found out that it had no ppbus_g3h. Restored that and now the machine wont do anything else. Did some measuring around and i found that PPVCC_S0_CPU, is shorted. Is...

Hello, Got a 820-00165 that had a not powering up issue, after some measuring around and after a burnt isl replacement the machine would then not charge the battery. After replacing the smc now it powers up, chimes, i get an asd without errors but it wont boot on any media. I connect the hdd...

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...

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...

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...