This is a quick reference for on-the-job PC repair and maintenance! Get essential PC troubleshooting and diagnostic information from this handy pocket reference. Packed with code tables, commands, symptom summaries, solutions, and other key details, this easy-access guide gives you just the facts you need - at your fingertips. Slip it into your toolbox and take advantage of the concise advice, tables, and charts inside.The book covers virtually every major PC component, including drives, input devices, modems, motherboards, and peripherals. Diagnose - and fix - PC problems on the job with help from this easy-to-use pocket guide. This work helps you to: prepare a PC for service - manage static, check power, inspect cooling devices, scan for viruses, and more; troubleshoot floppy drives, hard drives, and CD-ROM/CDR/CD-RW drives; manage input devices, including keyboards, mice, and joysticks; diagnose motherboard problems, such as beep codes, POST codes, and CMOS setup/battery issues; and, troubleshoot video systems Install and maintain peripherals.