By Jean Andrews
Written by way of best-selling laptop fix writer and educator Jean Andrews, the 5th version of A+ consultant to undefined: dealing with, keeping, and Troubleshooting maps totally to CompTIA's 2009 A+ examination pursuits. This full-color advisor is the main whole, step by step booklet to be had for studying the basics of helping and troubleshooting desktop undefined. whilst, it prepares readers to effectively move the A+ 220-701 and 220-702 tests. the recent variation is formatted to help any instructing or studying variety and direction layout, that includes an essentials-to-practical association inside of every one bankruptcy and inclusion of tabs distinguishing examination content material. extra content material and reside demonstrations with Jean Andrews can be found at the accompanying CD, making this re-creation a complete resolution for upkeep and service.
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Extra info for A+ Guide to Hardware: Managing, Maintaining and Troubleshooting 5th Edition
In this book, to be consistent with manufacturer documentation, we loosely use the term “IDE” to indicate IDE, EIDE, and parallel ATA. For instance, look closely at Figure 1-18 where the motherboard connectors are labeled Primary IDE and Secondary IDE; technically they really should be labeled Primary EIDE and Secondary EIDE. Two 40-pin IDE cables Connection for a second device on this cable Hard drive CD-ROM drive Figure 1-19 Two IDE devices connected to a motherboard using both IDE connections and two cables Courtesy: Course Technology/Cengage Learning CD-ROM drive Secondary IDE cable Zip drive Hard drive Primary IDE cable Unused connection for fourth IDE device Both cables connected to motherboard Figure 1-20 This system has a CD-ROM and a Zip drive sharing the secondary IDE cable and a hard drive using the primary IDE cable Courtesy: Course Technology/Cengage Learning A hard drive receives its power from the power supply by way of a power cord (see Figure 1-21).
Opportunities to become global organizations and reach customers, businesses, and suppliers are a direct result of the widespread use of the Internet. Changing technology further changes how companies do business. This fundamental change in business practices has increased the need for skilled and certified IT workers across industries. This transformation has moved many IT workers out of traditional IT businesses and into various IT-dependent industries such as banking, government, insurance, and healthcare.
Chapter 6 covers how a hard drive works and how to install one. Video Optical Drives 16 An optical drive is considered standard equipment on most computer systems today because most software is distributed on CDs or DVDs. Popular choices for optical drives are CD PC Hardware Components 17 1 Hard drive Power supply Power connected Figure 1-21 A hard drive receives power from the power supply by way of a power cord connected to the drive Courtesy: Course Technology/Cengage Learning drives, DVD drives, and Blu-ray Disc (BD) drives.