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I got this MacBook Air 820-3437
Came in dead. Does not have S0 Enables. So i measure diode mode on pin4 on U8180 and it is low (around 0.065V). I injected voltage on PM_SLP_S3_BUF_L. But nothing gets hot and current draw is low (around 0.1A)
Computer is working if i force S0 state by...
[SOLVED]820-00840 burned wifi area and no backligt - need help identifying parts and ratings
This A1708 came in totally dead with liquid damage. The wifi chip had been on fire so I pulled it and cleaned the area. After that it starts but obviously wifi is not working at the moment. And it...
I’ve used this method with success already many times. But now I got a case where customer is using Windows Bootcamp. After the GPU replacement the computer hangs in boot loader immediately after choosing the Windows partition to boot. A Google search let me know it is because of the edited...
We see a lot of customers these days that have got their Apple ID hacked and the hackers locked their computer and asking for money to unlock it. We only help them if they can prove they are the rightful owners.
I also get these ones in regularly. I stopped posting about the issue about a year ago after a couple of threads in here with no solution to the problem. Please make a sticky about it if a common issue with a solution is found some day...
Diode mode with no flat cable:
Was never dropped, slammed or liquid spilled. WIFI just one day did not work (and also the sound apparently but customer did not even discover the sound-problem)
Yes. Wakes ok from sleep but wifi and sound still not detected. In the rare occasions where wifi is working then it is still working after wake from sleep but still without sound.
Wifi rarely work in boot menu and I can press the hard drive icon and it boots up with wifi working. But mostly no...
Was liquid damaged but cleaned by another repair shop so i can not see any corrosion. I asked the other shop if they could remember or had pictures of the damage but no luck.
When AC connected fans starts to spin then stop then start and slowly goes faster and faster
At the moment...
Also audio isn't working on this machine. I just realized now (customer didn't mention it). Could it be related? I just had a couple of start ups where wifi came to life but sound wasn't working. Says "no output devices" in audio output settings. Also no chime when turning it on. Now wifi is...