My Favorite Guides

Questions

  • How do I distinguish memory slots?

    I have 2x2GB memory in all 4 slots. Recently my computer has been running slower and I see the beach ball more often. Finally...
  • Hard Drive Replacement problem?

    I have a 21.5" iMac purchased in Oct 2009. I assume it is the 2389 version. I cannot find where it states that. Also when I c...