Detailed explanation of computer components Adding a new drive CD floppy external & recordable DVDUpgrading RAM to boost performance Expansion cards graphics sounds USB (Universal Serial Bus) & Fire Wire Peripheral devices monitors printers scanners speakers Understanding processors Replacing a motherboard Setting up a simple home network Partitioning a hard disk PC maintenance & protection Troubleshooting common problems Relieving the strain on a low-spec system Thinking of replacing your PC Think again This manual shows you how to prolong your computers useful life-span with simple effective essential upgrades. From adding more memory & fitting a new DVD drive to making the most of your sound card & networking two computers together it takes you through each stage using plain English & clear colour photographs. Ideal for the small business student on a budget or home user this jargon-free manual will save time & money & give the reader a basic working knowledge of modern hardware.