Won’t turn on 15″ Macbook Retina Repair with SMC related issue

Another dead Macbook Retina with SMC issues We have got another Macbook Retina which out of the blue decided not to turn on one morning. After measuring all the voltage rails, we have noticed that S3 rails were not present. Macbooks pass through couple stages before they turn on. S5 state is when they receive … Read more