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A+ Guide to Hardware : Managing, Maintaining, and Troubleshooting

ISBN: 9780619186241 | 0619186240
Edition: 2nd
Format: Paperback
Publisher: Course Technology
Pub. Date: 4/4/2003

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SummaryTable of Contents
Designed to be the most through, step-by-step book available for learning the fundamentals of supporting and troubleshooting computer hardware, this text has been updated for currency and covers new technologies in computer hardware and peripherals. Maps completely to the objectives of CompTIA&s 2003 A+ Core Exam.
... MORE
A+ Table of Contentsxiii
Introductionxxiii
How Computers Work
1(48)
Hardware Needs Software to Work
2(2)
PC Hardware Components
4(31)
Hardware Used for Input and Output
5(3)
Hardware Inside the Computer Case
8(2)
The Motherboard
10(2)
The CPU and the Chip Set
12(1)
Storage Devices
13(8)
Motherboard Components Used for Communication Among Devices
21(6)
Interface (Expansion) Cards
27(2)
The Electrical System
29(2)
Instructions and Data Stored on the Motherboard
31(4)
How a CPU Works and Communicates with Other Devices
35(5)
How the CPU Works
35(1)
How the CPU Uses Memory
36(1)
How the CPU and Devices Use the System Bus to Communicate
37(3)
Understanding Binary
40(3)
Chapter Summary
43(2)
Key Terms
45(1)
Review Questions
46(1)
Hands-on Projects
47(2)
How Hardware and Software Work Together
49(32)
Hardware and Software Interaction: An Overview
50(2)
System Resources
52(12)
The 8-bit and 16-bit ISA Slots
53(3)
Interrupt Request Number (IRQ)
56(4)
Memory Addresses
60(1)
I/O Addresses
61(2)
DMA Channels
63(1)
Booting Up Your Computer
64(10)
Plug and Play Standard
65(1)
Startup BIOS Controls the Beginning of the Boot
65(9)
Chapter Summary
74(1)
Key Terms
75(1)
Review Questions
75(1)
Hands-on Projects
76(5)
Electricity and Power Supplies
81(62)
Electricity: A Basic Introduction
82(10)
Voltage
84(1)
Amps
84(1)
The Relationship Between Voltage and Current
85(1)
Ohms
86(1)
Relationships Among Voltage, Current, and Resistance
86(1)
Wattage
87(1)
AC and DC
87(1)
Hot, Neutral, and Ground
88(3)
Some Common Electronic Components
91(1)
Protecting Your Computer System
92(9)
Protecting Against Electricity
93(1)
Static Electricity
93(4)
EMI (Electromagnetic Interference)
97(1)
Surge Protection and Battery Backup
97(4)
The Computer Case and Form Factors
101(8)
Case, Power Supply, and Motherboard Form Factors
102(3)
Types of Cases
105(4)
Detecting and Correcting Power Supply Problems
109(16)
Measuring the Voltage of a Power Supply
110(8)
Upgrading Your Power Supply
118(1)
Introduction to Troubleshooting
119(2)
Troubleshooting the Power System
121(4)
Energy Star Systems (the Green Star)
125(4)
Power Management Methods and Features
125(2)
Energy Star Monitors
127(2)
Chapter Summary
129(2)
Key Terms
131(1)
Review Questions
131(2)
Hands-on Projects
133(3)
Case Project
136(7)
The Motherboard
143(64)
Types of Motherboards
144(5)
Components on the Motherboard
149(38)
The System Clock
149(1)
The CPU and the Chip Set
150(19)
ROM BIOS
169(2)
Buses and Expansion Slots
171(5)
Relationship of CPU Speed to Bus Speed
176(1)
Hardware Configuration
176(10)
Protecting Documentation and Configuration Settings
186(1)
Building a Computer: An Introduction
187(3)
Installing the Motherboard
190(8)
Preparing the Motherboard to Go into the Case
190(4)
Installing the Motherboard in the Case
194(4)
Completing the Installation
198(1)
Troubleshooting the Motherboard and CPU
198(2)
Chapter Summary
200(1)
Key Terms
201(1)
Review Questions
202(1)
Hands-on Projects
203(4)
Supporting I/O Devices
207(68)
Basic Principles of Peripheral Installations
208(6)
A Review of System Resources
208(1)
Installation Overview
209(2)
Purchasing and Installing a Hardware Device
211(3)
Using Ports and Expansion Slots for Add-on Devices
214(27)
Using Serial Ports
214(6)
Using Parallel Ports
220(2)
Using USB Ports
222(4)
Using IEEE 1394 Ports
226(3)
Using PCI Expansion Slots
229(8)
Microchannel Architecture (MCA) Bus
237(1)
The EISA Bus
237(1)
Using ISA Expansion Slots
237(1)
Installing Legacy Hardware
238(3)
Keyboards
241(5)
Keyboard Connectors
242(2)
Installing Keyboards
244(1)
Troubleshooting Keyboards
244(2)
Pointing Devices
246(3)
Cleaning the Mouse
248(1)
Other Pointing Devices
248(1)
Troubleshooting a Mouse
249(1)
Computer Video
249(19)
Monitors
249(6)
Video Cards
255(7)
Troubleshooting Video Problems
262(6)
Chapter Summary
268(1)
Key Terms
269(1)
Review Questions
269(2)
Hands-on Projects
271(4)
Memory and Floppy Drives
275(46)
Physical Memory
276(11)
ROM on the Motherboard
276(2)
RAM on the Motherboard
278(9)
Upgrading Memory
287(9)
What to Look for When Buying Memory Chips and Modules
288(1)
How Much and What Kind of Memory to Buy
289(2)
Reading Ads About Memory Modules
291(2)
Installing Memory
293(2)
Troubleshooting Memory
295(1)
Floppy Drives
296(20)
How Data Is Physically Stored on a Floppy Disk
296(5)
How Data Is Logically Stored on a Floppy Disk
301(1)
The Formatting Process for a Floppy Disk
302(3)
Using Commands to Manage a Floppy Disk
305(1)
Using Windows to Manage a Floppy Disk
306(1)
Exchanging and Supporting Floppy Drives
307(1)
Replacing a Floppy Drive
307(4)
Adding a New Drive
311(1)
When a Floppy Disk Drive Doesn't Work
312(2)
Some Common Error Messages and Their Meanings
314(2)
Chapter Summary
316(1)
Key Terms
317(1)
Review Questions
318(1)
Hands-on Projects
319(2)
Understanding and Supporting Hard Drives
321(56)
Hard Drive Technology
322(8)
Types of Hard Drive Interfaces
322(4)
How Hard Drives Work
326(4)
Communicating with the Hard Drive BIOS
330(4)
Calculating Drive Capacity on Older Drives
331(1)
Adjusting for More Complex Hard Drive Organization
331(2)
Installations Using Legacy BIOS
333(1)
How a Hard Drive Is Logically Organized to Hold Data
334(9)
Hard Drive Partitions and Logical Drives
335(6)
What Happens During Formatting
341(2)
Installing a Hard Drive
343(15)
Prepare for Installation
343(3)
Set Jumpers and DIP Switches
346(1)
Mount the Drive in the Bay
347(6)
Use CMOS Setup to Change Hard Drive Settings
353(1)
Setup for Large-Capacity Hard Drives
354(2)
Use Fdisk to Partition a Drive
356(1)
Format Each Logical Drive
357(1)
Using Windows to Partition and Format a New Drive
357(1)
A Note on Moving a Hard Drive or Changing BIOS
358(1)
Managing and Troubleshooting Hard Drives
358(12)
An Ounce of Prevention
359(1)
Commands to Use with Hard Drives
360(4)
Problems When Installing Hard Drives
364(1)
Resolving Common Hard Drive Problems
365(4)
Getting Technical Support
369(1)
Chapter Summary
370(2)
Key Terms
372(1)
Review Questions
372(1)
Hands-on Projects
373(4)
All About SCSI
377(26)
SCSI Basics
378(13)
The SCSI Subsystem
378(1)
Host Adapters
378(4)
SCSI Device Drivers
382(1)
Variations in SCSI
382(9)
Comparing IDE and SCSI
391(1)
SCSI Installation
392(4)
Installing a Host Adapter Card
392(2)
Setting Device IDs During Installation
394(1)
Installing a SCSI Hard Drive
395(1)
Troubleshooting SCSI Devices
396(1)
Chapter Summary
397(2)
Key Terms
399(1)
Review Questions
399(1)
Hands-on Projects
400(3)
Multimedia Devices and Mass Storage
403(44)
Multimedia on a PC
404(10)
CPU Technologies for Multimedia
404(1)
Multimedia Devices
404(1)
Sound Cards
404(6)
Digital Cameras
410(2)
MP3 Players
412(2)
Video Capture Card
414(1)
Optical Storage Technology
414(15)
CD-ROM
415(5)
CD-R and CD-RW
420(1)
DVD
421(8)
Hardware Used for Backups and Fault Tolerance
429(11)
Tape Drives
430(4)
Removable Drives
434(3)
RAID
437(3)
Troubleshooting Guidelines
440(3)
Problems with CD-ROM or DVD Installation
440(1)
Troubleshooting Sound Problems
441(1)
Troubleshooting Tape Drives
441(2)
Chapter Summary
443(1)
Key Terms
444(1)
Review Questions
444(1)
Hands-on Projects
445(2)
Supporting Modems
447(28)
All About Modems
448(15)
How Modems Are Rated
451(5)
Serial Port Settings
456(3)
Modem Features
459(1)
Installing and Configuring a Modem
459(4)
The AT Command Set
463(4)
Troubleshooting Guidelines for Modems
467(4)
Chapter Summary
471(1)
Key Terms
472(1)
Review Questions
472(1)
Hands-on Projects
473(2)
PCs on a Network
475(40)
Physical Network Architectures
476(9)
Ethernet
477(5)
Token Ring
482(1)
FDDI
483(1)
Wireless LANs
484(1)
Connecting a PC to a Network
485(16)
How NICs Work
486(2)
Installing a Network Card and Protocol Under Windows 9x
488(4)
Installing a NIC Under Windows 2000/XP
492(2)
Installing a Wireless NIC
494(3)
Troubleshooting a Network Connection
497(1)
Segmenting a Network
498(3)
Connecting Networks
501(6)
Routers
502(2)
Bandwidth Technologies
504(3)
Chapter Summary
507(2)
Key Terms
509(1)
Review Questions
510(1)
Hands-on Projects
511(4)
Notebooks, PDAs, and Printers
515(38)
Notebook Computers
516(11)
Upgrading Memory
517(2)
Other Field Replaceable Units for Notebooks
519(2)
Connecting Peripheral Devices to Notebooks
521(5)
Supporting Notebooks
526(1)
PDAs
527(4)
Battery Life on a PDA
529(1)
Applications on a PDA
529(1)
Connecting a PDA to a PC
529(1)
PDA Manufacturers and Operating Systems
530(1)
Printers
531(17)
Laser Printers
531(5)
Ink-Jet Printers
536(2)
Dot-Matrix Printers
538(2)
Installing a Printer
540(1)
Troubleshooting Guidelines for Printers
540(8)
Chapter Summary
548(1)
Key Terms
549(1)
Review Questions
549(1)
Hands-on Projects
550(3)
Troubleshooting and Maintenance Fundamentals
553(22)
Troubleshooting Perspectives and Tools
554(3)
Troubleshooting Tools
554(3)
Your Approach to Troubleshooting
557(6)
Fundamental Rules
557(2)
Gathering Information
559(4)
Preventive Maintenance
563(7)
When a PC Is Your Permanent Responsibility
564(2)
A Preventive Maintenance Plan
566(2)
When Moving Equipment
568(1)
Disposing of Used Equipment
568(1)
Fire Extinguishers
569(1)
Chapter Summary
570(1)
Key Terms
571(1)
Review Questions
571(1)
Hands-on Projects
571(4)
Purchasing a PC or Building Your Own
575(34)
Selecting a Personal Computer to Meet Your Needs
576(4)
Purchasing a Brand-Name PC vs. a Clone
577(1)
Selecting Software
578(1)
Selecting Hardware
579(1)
Selecting a Total Package
579(1)
Preparing to Build Your Own PC
580(3)
Getting Ready for Assembly: Selecting Parts
582(1)
Getting Ready for Assembly: Final Preparations
583(1)
Building a Personal Computer, Step by Step
583(22)
Overview of the Assembly Process
583(1)
Step 1: Verify You Have All the Parts
584(1)
Step 2: Prepare the Computer Case
585(2)
Step 3: Install Drives
587(3)
Step 4: Set Jumpers or Switches on the Motherboard
590(3)
Step 5: Install the CPU and CPU Fan
593(2)
Step 6: Install RAM on the Motherboard
595(1)
Step 7: Install the Motherboard and Attach Cabling
596(5)
Step 8: Install the Video Card
601(1)
Step 9: Plug the Computer In and Attach External Devices
602(1)
Step 10: Boot the Computer, Check Settings, and Verify Operation
603(2)
Chapter Summary
605(1)
Key Terms
606(1)
Review Questions
606(1)
Hands-on Projects
607(2)
APPENDIX A Error Messages and Their Meanings
609(4)
APPENDIX B Interrupt Vectors
613(4)
APPENDIX C The Professional PC Technician
617(12)
What Customers Want: Beyond Technical Know-how
617(1)
Support Calls: Providing Good Service
618(6)
Planning for Good Service
619(1)
Making an On-site Service Call
620(1)
Phone Support
621(3)
When You Can't Solve the Problem
624(1)
Recordkeeping and Information Tools
624(1)
Professional Organizations and Certifications
625(1)
Why Certification?
626(1)
Protecting Software Copyrights
626(3)
What Does the Law Say?
627(1)
What Are Your Responsibilities under the Law?
628(1)
Glossary629(22)
Index651

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