Learn the practical, real-world techniques you need to install, upgrade, fine-tune, and troubleshoot your PC--and even prepare for the CompTIA A+ certification exam! Designed to help you master the fundamentals of hardware and operating system support and repair. This easy-to-read, expertly organized guide features: Labs for learning and practicing must-know procedures Troubleshooting Scenarios to help you diagnose and resolve common problems Exam Tips for getting an edge on material tested by A+ Smart Shopping advice on what to look for, what to pay Covering everything from motherboards to modems, printers to protocols, system files to service packs--and how they all work together--you'll build the same skills that professional, entry-level computer technicians must know! Discover how to: Ace the ten most common hardware fixes Know when to use OS diagnostic tools and utilities Set up hard drives, backup drives, and removable media Replace or upgrade memory Master basic networking and Internet connectivity, including wireless systems Set up and troubleshoot printers Install and tweak video and audio adapters Support laptops and mobile devices Retire or recycle old PCs the right way Plan and build an entire PC system from scratch! About A+ The A+ Certification from CompTIA, the Computing Technology Industry Association, validates your knowledge and competency as an entry-level technician supporting core hardware and operating system technologies. 2003 Exam Objectives Core Hardware Installation, configuration, and upgrading Preventive maintenance Motherboard/processors/memory Printers Basic networkingOperating Systems Technologies OS fundamentals Installation, configuration, and upgrading Diagnosing and troubleshooting Networks