4 Replies Latest reply: Sep 13, 2013 2:15 PM by yenkor
yenkor Level 1 Level 1 (0 points)

iMac 21.5-inch, Mid 2010, Processor 3.06 GHz Intel Core i3, Memory  12 GB 1333 MHz DDR3, 

Graphics  ATI Radeon HD 4670 256 MB,

Software  OS X 10.8.4 (12E55) for the 4th or 5th time has made an alarming sound, then freezes up?

What has caused this? Why?


iMac (21.5-inch Mid 2010), OS X Mountain Lion (10.8.3)