Mid-2010: Random crashes, three beeps, kernel_task | MacRumors Forums
iMac Three Beeps! | MacRumors Forums
MacBook Pro boots up fine then screen gets weird lines and 3 beeps - MacBook Pro 13" Unibody Early 2011 - iFixit
How to fix beeping Mac mini (2009), not detecting RAM. | MacRumors Forums
Apple Macbook Pro 3 Beeps Will Not Start RAM Error - YouTube
imac - Getting 3 beeps on restart after RAM install... is the RAM really bad? - Ask Different
MacBook Beeping 3 Times: What Does It Mean & How to Fix It
SOLVED: 3 beeps on startup keeps restarting - MacBook Pro 17" Unibody - iFixit
How to Fix 3 Beeps Black Screen Apple Macbook Pro - YouTube
Screen glitch, shutdown, 3 beeps - Apple Community
MacBook Pro RAM Issue (Beeps and Black Bars) - Krazy Ken's Tech Misadventures - YouTube
MacBook Beeping 3 Times: What Does It Mean & How to Fix It
Early 2011 MacBook Pro - 3 Beeps when starting and has a black screen. Apple Genius said it was a problem with the original RAM so I ordered replacement RAM and installed