Upgrading and repairing PCs For 20 years Upgrading and Repairing PCs has been the worlds #1 guide to PC hardware: the single source for reliable information on troubleshooting and fixing problems adding hardware optimizing performance and building new PCs. Now better than ever this 20th Edition offers beefed up coverage of the newest hardware innovations and maintenance techniques plus more than 90 minutes of new DVD video. Scott Mueller delivers practical answers about PC processors motherboards buses BIOSes memory storage video audio I O input devices networks Internet connectivity power and much more. Youll find the industrys best coverage of diagnostics testing and repair plus cutting edge discussions of improving performance via overclocking and other techniques. Mueller has taught thousands of professionals in person and millions more through his books and videos. Nobody knows more about keeping PCs running perfectly. Whether youre a professional technician a small business owner trying to save money or a home PC enthusiast this is the only PC hardware book you need! Publisher