MacBook Pro intermittently won't start with fan running stronglyRunning Apple Hardware Test turns up error message 4HDD/11/40000000:SATA(0,0) SATA cable (on your advice) and hard drive...
How do I get hold of El Capitan installer. Apple won't supply.My end of 2011 macbook pro is supposed to accept Sierra but freezes when I tried installing it. I need an operating system...
回答“MacBook Pro intermittently won't start with fan running strongly”Eventually decided it was the main logic board, and it all became too hard, so ditched it. I hope you have better luck