Three beeps that repeat after a pause and occur when you power on your computer indicate a problem with the system memory. Three beeps that play and then stop as the computer starts successfully mean ...

and I'm carrying over my XFX ATI Radeon HD 6670 videocard from my old computer. So, I got everything hooked up, plugged in the PSU cord, flicked the PSU power switch, everything powered on and then ...

Hey guys, I got a 2010 MBP i5, and I have a problemo: I was using the computer, then it froze, so I held the power button down for 4 seconds to turn it off. When I powered it back on, it gave me 3 ...