Stephen J. Bigelow, the #1 author in PC hardware, has done it again--the ultimate PC reference has been fully revised and updated! With this authoritative resource on hand, you'll be able to solve all of your PC problems, including conflicts, power supply issues, error codes, virus aftermath, and much more. Inside, you'll find an indispensable "Symptoms-at-a-Glance" section which lists specific solutions to more than 2, 000 PC problems. In addition, all the material covered on the A+ and CST certification exams is included. The bonus CD-ROM is loaded with more than 120 ready-to-use tools and utilities.