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I tried a brand new battery, this time it works.
I have no clue why it didn't work when I tried the other top case with the battery..
Anyway, thanks for the help.
As the title says, tested in fully working known good top case including the trackpad.
If the trackpad is connected it starts to boot, shows apple logo and just before it has to show the login screen it restarts.
It is the same with internal SSD, external OS and known good SSD.
Side note, the...
I replaced the audio cable, no difference
The hall sensor on the board looks flawless
I am not sure if possible to measure with the board in the top case
Pram didn't help
Hi There,
This is the first time i had to fix a screen backlight circuit on this model and i have a very weird issue.
The backlight driver was badly damaged with many traces around it. Measuring continuity on the sense circuit from one side of the board to the other seems to be connected.
If I...
I forgot to mention that I already tried SMC bypass and there was no difference
I tried a known good efi chip just to see if there is any difference but it's the same behaviour.
1v05_sus is consistently present, not pulsing.
I can try heating but it's unlikely that's crap underneath. Thanks for the help i wanted to confirm i am not going crazy today