Main  DIY Computer  Site Map  Email:  Webmaster External Connections The external connections are pretty easy, and most everyone has done them before. A lot of motherboards have color coded ports on the IO panel. The green PS2 port is for mice, and the purple PS2 port is for keyboards. And the green 1/8" jack is where you plug your speakers/headphones in. It's impossible to screw up, since they're almost all idiot proof. Back   Index   Next Sections Introduction Selecting the Components Mounting the Motherboard Mounting the CPU Installing the RAM Case Connections Mounting the Floppy Drive Mounting Drives Installing Cards External Connections POST Screen BIOS Setup Windows 2000 Biorobots Home  Site Map      Server Project Main      FAQ      How To      New Account Copyright 2006 Case Western Reserve University, Dept. of Mechanical and Aerospace Engineering. All rights reserved.