New edition of a manual on upgrading, repairing and troubleshooting the full range of PC-compatible systems from the oldest 8-bit machines to the latest in high-end 64-bit gigahertz-plus speed workstations. It discusses all areas of system improvement such as motherboards, processors, memory, and case and power supply. It also covers proper system and component care, specifies the most failure-prone items in different PC systems, tells how to locate and identify a failing component, and addresses important differences between old and new major system architectures. The included CD-ROM contains 90 minutes of a video showing step-by-step procedures, content from previous editions, a searchable vendor database, and printable PDF versions of several previous editions. Mueller has taught hardware repair to many government agencies and corporations. Annotation c. Book News, Inc., Portland, OR (booknews.com) Read Less