Solved Black Screen After A Thorough Cleaning Macbook Pro 15 Unibody Mid 2012
Chosen Solution I have a Mac Book Pro that I was given to service. What had happened, was that a full glass of red wine was spilled accidentally into the keyboard, thus ruining the computer. I’ve given just about everything an incredibly thorough Isopropyl (Alcohol) cleaning. I replaced the Keyboard and put everything back together, making sure all the screws were put back correctly, and that the connections were solid. However, to my surprise, even after the cleaning and even double checking of connections…It started; I could hear the boot tone, and the fans and HDD were spinning, but the screen was acting like it wasn’t getting power....