On Dec 12, 2011, at 4:05 AM, william wrote: > My imac core duo 2ghz 20-inch has some sort of video and/or overheating > problem wherein as the machine heats up i get random lines, artifacts, and > finally the system shuts down or reboots itself. Sitting just in front of a > window ac unit over the summer helped some, but still didn't solve the issue. > The more i multitask the quicker the problem advances. Apparently this is a > common problem for the model as several offered on ebay noted similar issues. > I downloaded smc fan control that supposedly changes my fan speeds and, some > say, helps the issue. I have upped them twice so far. The problem seems less > severe, but still very annoying. I am wondering how fast i can set the speeds > without worrying about potential damage?
You won't damage the fans by running them at top speed; they ay wear out faster but they have a long lifespan, anyway. However the first thing I'd do is open it up and evict the dust rhinoceroses. Might fix the overheating problem. -- Bruce Johnson University of Arizona College of Pharmacy Information Technology Group Institutions do not have opinions, merely customs -- You received this message because you are a member of the iMac Group, a group for those using Apple iMacs and eMacs. The list FAQ is at http://lowendmac.com/imac/list.shtml and our netiquette guide is at http://www.lowendmac.com/lists/netiquette.shtml To post to this group, send email to [email protected] To leave this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/imaclist
