pt I. PC components -- 1. Fundamentals of PC technology -- 2. The microprocessor -- 3. Memory -- 4. Motherboards -- 5. Power supply, cooling, and protection -- 6. Mass storage interfaces -- 7. Magnetic storage devices -- 8. Optical storage devices -- 9. I/O ports and devices -- 01. Keyboards and pointing devices -- 11. The video subsystem -- 21. The audio subsystem -- pt. II. PC peripherals -- 31. Modems and communications -- 41. Networking -- 51. Printers -- 61. Portable PCs -- pt. III. PC troubleshooting -- 71. Troubleshooting tools and techniques -- 81. Basic data recovery and disaster recovery -- pt. IV. About the CD : building your own PC