For $29/mo, we provide access to advanced level technicians who will answer your questions on any Macbook board related matter to the best of their knowledge promptly & walk you through how to solve your problem so you can deliver a working board to your customer.
amd gpus fail in them, poor thermals, cant get replacement parts easily or cheaply, i was thinking about putting an air board on the back of a tv, use a wireless keyboard and mouse and output video using thunderbolt to hdmi
2523 intermittent green light
u6990 shorted,
u6990 replaced with one from an 820-2877 (same pinout)
output pin 4 now is 3.42V
ppbus 12.61
i think the problem may be smc communication?
I have an 2879 with no power
initially came in a month ago for no green light no fan spin, fixed no green light by replacing R6905
was checking rails found 3.3v s3 missing, traced back to R7812, missing PM_SLP_S4_L
rabbit hole or not?
were not really laughing at you, we want you to think, you didnt think about anything before posting, you haven't watched even the basic logic board repair videos, I only joined this forum to help other people and to get their help with my previously unfixable boards, I dont just post, hey bro...
i agree, my personal laptop is a 2013 air 4gb, its fine, I never run out of memory with chrome mail calander and final cut pro running, macos has really good memory optimization, not worth the risk. If you watch till the end you also have to mess with the EFI, which is a bad idea at the best of...
260 videos on this exact subject
https://www.youtube.com/watch?v=T_sCEe7fHkw&list=PLkVbIsAWN2lsHdY7ldAAgtJug50pRNQv0
if jessa is posting on this I bet she is laughing at you