23603 Views 4 Replies Latest reply: Sep 21, 2007 2:28 PM by Chris CA
That extra port is the Mini VGA/Video out port. You can buy VGA, S-Video or Composite Video output adaptors from Apple for around $19.
You'll need a USB hub to add more devices... ...actually why not move the mouse to one of the USB ports on the back of the keyboard (it has a USB1.1 hub built in).
"What do the different symbols on the back panel of an iMac G5 (pre-Intel) represent? "
You can find that information with pictures in the manual that came w/your computer and/or in the following Knowledge Base Article - http://docs.info.apple.com/article.html?artnum=50015 iMac Manuals