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CHAPTER 11Advanced Personal ComputersObjectivesUpon completion of this chapter, you will able to answer the following questions:■■■■What are the differences between field, remote,and bench technician jobs?What are safe lab procedures and tool use?What situations require replacement of computercomponents?How do I upgrade and configure personal computercomponents and peripherals?Key Terms■■What are common preventive maintenance techniquesfor personal computer components andhow do I identify and apply them?How can I troubleshoot computer componentsand peripherals?***end bulleted listThis chapter uses the following key terms. You can find the definitions in the Glossary.electrostatic discharge (ESD)antistatic wrist strap page xxantistatic mat page xxpower supply page xxmotherboard page xxpage xxrandom-access memory (RAM) page xxadapter cards page xxcentral processing unit (CPU) page xxheat sink/fan page xxbasic input/output system (BIOS) page xx
2 IT Essentials: PC Harware and Software Companion GuideIn your career as a technician, you might have to determine whether a component for a customer’scomputer should be upgraded or replaced. It is important that you develop advancedskills in installation procedures, troubleshooting techniques, and diagnostic methods forcomputers. This chapter discusses the importance of component compatibility across hardwareand software. It also covers the need for adequate system resources to efficiently runthe customer’s hardware and software.Give an Overview of Field, Remote, and BenchTechnician JobsYour experience working with computers and earning a technical certification can help youbecome qualified for employment as any of the following:■■■Field technicianRemote technicianBench technicianTechnicians in different computer careers work in different environments. The skillsrequired by each career can be very similar. The degree to which different skills are neededvary from one job to the next. When you train to become a computer technician, you areexpected to develop the following skills:■■■■■■■Building and upgrading computersPerforming installationsInstalling, configuring, and optimizing softwarePerforming preventive maintenanceTroubleshooting and repairing computersCommunicating clearly with the customerDocumenting customer feedback and the steps involved in finding the solution to aproblemField technicians work in various conditions and businesses. You might work for one companyand only repair that company’s assets. Alternatively, you might work for a companythat provides on-site computer equipment repair for a variety of companies and customers.In either of these situations, you need both excellent troubleshooting skills and customerservice skills, because you are in regular contact with customers and work on a wide varietyof hardware and software.
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vAbout the Technical ReviewersDavid
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CHAPTER 1Introduction to the Person
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CHAPTER 5Fundamental Operating Syst
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CHAPTER 7Fundamental Printers and S
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CHAPTER 13Advanced Laptops and Port
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CHAPTER 15Advanced NetworksObjectiv
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GlossaryThis glossary defines many
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ase station 3AppleTalk A protocol s
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CMOS battery 5bus topology A networ
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desktop computer 7crosstalk Interfe
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dynamic routing 9Domain Name System
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floppy data cable 11FFast Ethernet
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IEEE 802.11 13Hardware Compatibilit
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Regedit 23Printer Control Language
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