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A+ Guide to Managing and Maintaining Your PC, Comprehensive

by
Edition:
4th
ISBN13:

9780619186173

ISBN10:
0619186178
Format:
Paperback
Pub. Date:
4/7/2003
Publisher(s):
Course Technology

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Summary

Written by an instructor expressly for the classroom, this guide has been thoroughly updated and is designed to prepare students to pass the 2003 A+ certification exams and master PC Repair.

Table of Contents

Table of Contents
v
A+ 2003 Upgrade Core Hardware Exam xvii
A+ 2003 Upgrade Os Technologies Exam xxvi
Introduction xxxii
Introducing Hardware
1(40)
Hardware Needs Software to Work
2(3)
PC Hardware Components
5(30)
Hardware Used for Input and Output
6(2)
Hardware Inside the Computer Case
8(2)
The Motherboard
10(2)
The CPU and the Chip Set
12(1)
Storage Devices
12(10)
Motherboard Components Used for Communication Among Devices
22(5)
Interface (Expansion) Cards
27(2)
The Electrical System
29(2)
Instructions and Data Stored on the Motherboard
31(4)
Chapter Summary
35(1)
Key Terms
36(1)
Review Questions
37(1)
Hands--on Projects
38(3)
How Hardware and Software Work Together
41(36)
Hardware and Software Interaction: An Overview
42(3)
System Resources
45(14)
The 8-Bit and 16-Bit ISA Slots
46(3)
Interrupt Request Number (IRQ)
49(4)
Memory Addresses
53(3)
I/O Addresses
56(2)
DMA Channels
58(1)
How an OS Relates to Other Software
59(9)
Real (16-Bit) and Protected (32-Bit) Operating Modes
59(3)
How an OS Uses BIOS and Device Drivers
62(6)
How an OS Launches Applications
68(2)
Loading Application Software Using the Windows Desktop
68(2)
Chapter Summary
70(1)
Key Terms
71(1)
Review Questions
72(1)
Hands-on Projects
73(4)
Understanding the Boot Process and Command Line
77(42)
Booting Up Your Computer
78(13)
Plug and Play
78(1)
What is a File System?
79(4)
Startup BIOS Controls the Beginning of the Boot
83(4)
Loading the MS-DOS Core of Windows 9x
87(4)
Emergency Startup Disks
91(5)
Windows 9x Startup Disks
92(4)
Using the Command Prompt
96(16)
Accessing a Command Prompt
96(2)
Launching a Program Using the Command Prompt
98(3)
Using Commands to Manage a Floppy Disk or Hard Drive
101(11)
Using Batch Files
112(1)
Chapter Summary
112(2)
Key Terms
114(1)
Review Questions
115(1)
Hands-on Projects
116(3)
Electricity and Power Supplies
119(58)
Electricity: A Basic Introduction
120(10)
Voltage
122(1)
Amps
123(1)
Relationship Between Voltage and Current
124(1)
Ohms
124(1)
Relationships Among Voltage, Current, and Resistance
125(1)
Wattage
125(1)
AC and DC
125(1)
Hot, Neutral, and Ground
126(3)
Some Common Electronic Components
129(1)
Protecting Your Computer System
130(16)
Protecting Against Electricity
131(1)
Static Electricity
132(3)
EMI (Electromagnetic Interference)
135(1)
Surge Protection and Battery Backup
135(4)
The Computer Case and Form Factors
139(1)
Case, Power Supply, and Motherboard Form Factors
139(5)
Types of Cases
144(2)
Detecting and Correcting Power Supply Problems
146(15)
Measuring the Voltage of a Power Supply
147(7)
Upgrading Your Power Supply
154(2)
Introduction to Troubleshooting
156(1)
Troubleshooting the Power System
157(4)
Energy Star Systems (The Green Star)
161(3)
Power Management Methods and Features
162(1)
Energy Star Monitors
163(1)
Chapter Summary
164(2)
Key Terms
166(1)
Review Questions
166(2)
Hands-on Projects
168(9)
The Motherboard
177(66)
Types of Motherboards
178(5)
Components on the Motherboard
183(40)
The System Clock
183(1)
The CPU and the Chip Set
184(20)
ROM BIOS
204(3)
Buses and Expansion Slots
207(3)
Relationship of CPU Speed to Bus Speed
210(2)
Hardware Configuration
212(10)
Protecting Documentation and Configuration Settings
222(1)
Building a Computer: An Introduction
223(3)
Installing the Motherboard
226(8)
Preparing the Motherboard to Go into the Case
226(4)
Installing the Motherboard in the Case
230(3)
Completing the Installation
233(1)
Troubleshooting the Motherboard
234(1)
Chapter Summary
235(2)
Key Terms
237(1)
Review Questions
237(2)
Hands-on Projects
239(4)
Managing Memory
243(36)
Physical Memory
244(11)
ROM on the Motherboard
244(1)
RAM on the Motherboard
244(11)
Upgrading Memory
255(9)
What to Look for When Buying Memory Chips and Modules
255(2)
How Much and What Kind of Memory to Buy
257(2)
Reading Ads About Memory Modules
259(2)
Installing Memory
261(2)
Troubleshooting Memory
263(1)
How DOS Addresses Physical Memory
264(10)
Areas of the Memory Map
266(3)
DOS Utilities that Manage Memory
269(5)
Chapter Summary
274(1)
Key Terms
275(1)
Review Questions
275(1)
Hands-on Projects
276(3)
Floppy Drives
279(26)
How Floppy Drives Work
280(9)
How Data Is Physically Stored on a Floppy Disk
280(4)
How Data Is Logically Stored on a Floppy Disk
284(1)
The Formatting Process for a Floppy Disk
285(4)
Using Windows Explorer to Manage Floppy Disks and Hard Drives
289(4)
Shortcut Menu Options
290(1)
Create a New Folder
291(1)
Delete a Folder
292(1)
File Attributes
292(1)
Folder Properties
292(1)
Exchanging and Supporting Floppy Drives
293(8)
Replacing a Floppy Drive
293(4)
Adding a New Drive
297(1)
When a Floppy Disk Drive Doesn't Work
298(2)
Some Common Error Messages and Their Meanings
300(1)
Chapter Summary
301(1)
Key Terms
302(1)
Review Questions
302(1)
Hands-on Projects
303(2)
Understanding and Installing Hard Drives
305(46)
Hard Drive Technology
306(8)
Types of Hard Drive Interfaces
306(4)
How Hard Drives Work
310(4)
Communicating with the Hard Drive BIOS
314(4)
Calculating Drive Capacity on Older Drives
315(1)
Adjusting for More Complex Hard Drive Organization
316(1)
Installations Using Legacy BIOS
317(1)
How a Hard Drive Is Logically Organized to Hold Data
318(10)
Hard Drive Partitions and Logical Drives
320(6)
What Happens During Formatting
326(2)
Installing a Hard Drive
328(16)
Prepare for Installation
328(3)
Set Jumpers and DIP Switches
331(2)
Mount the Drive in the Bay
333(6)
Use CMOS Setup to Change Hard Drive Settings
339(1)
Setup for Large-Capacity Hard Drives
340(2)
Use Fdisk to Partition a Drive
342(1)
Format Each Logical Drive
343(1)
Using Windows to Partition and Format a New Drive
343(1)
Troubleshooting Hard Drive Installations
344(2)
Chapter Summary
346(2)
Key Terms
348(1)
Review Questions
348(1)
Hands-on Projects
349(2)
Optimizing and Protecting Hard Drives
351(46)
Managing Hard Drives
352(18)
Defrag and Windows Disk Defragmenter
352(1)
Use ScanDisk to Correct Cross-Linked and Lost Clusters
353(2)
Disk Compression
355(2)
Disk Caching
357(2)
Making Backups
359(7)
Disk and Volume Types and Fault Tolerance
366(4)
Viruses and Other Computer Infestations
370(10)
Understanding Computer Infestations
370(7)
Protecting Against Computer Infestations
377(3)
Troubleshooting Hard Drives
380(10)
An Ounce of Prevention
380(1)
Resolving Common Hard Drive Problems
381(9)
Getting Technical Support
390(1)
Chapter Summary
390(2)
Key Terms
392(1)
Review Questions
392(2)
Hands-on Projects
394(3)
Supporting I/O Devices
397(52)
Basic Principles of Peripheral Installations
398(4)
Installation Overview
398(2)
Installing a Hardware Device
400(2)
Using Ports and Expansion Slots for Add-On Devices
402(18)
Using Serial Ports
402(5)
Using Parallel Ports
407(3)
Using USB Ports
410(3)
Using IEEE 1394 Ports
413(3)
Using PCI Expansion Slots
416(3)
Using ISA Expansion Slots
419(1)
Keyboards
420(4)
Keyboard Connectors
421(2)
Installing Keyboards
423(1)
Troubleshooting Keyboards
423(1)
Pointing Devices
424(4)
Cleaning the Mouse
427(1)
Other Pointing Devices
427(1)
Troubleshooting a Mouse
427(1)
Computer Video
428(15)
Monitors
428(5)
Video Cards
433(4)
Troubleshooting Video Problems
437(6)
Chapter Summary
443(1)
Key Terms
444(1)
Review Questions
444(1)
Hands-on Projects
445(4)
Multimedia Devices and Mass Storage
449(40)
Multimedia on a PC
450(10)
CPU Technologies for Multimedia
450(1)
Multimedia Devices
450(1)
Sound Cards
450(5)
Digital Cameras
455(2)
MP3 Players
457(2)
Video Capture Card
459(1)
Optical Storage Technology
460(14)
CD-ROM
461(6)
CD-R and CD-RW
467(1)
DVD
468(6)
Tape Drives
474(5)
Removable Drives
479(2)
Troubleshooting Guidelines
481(3)
Problems with CD-ROM or DVD Installation
481(1)
Troubleshooting Sound Problems
482(1)
Troubleshooting Tape Drives
483(1)
Chapter Summary
484(1)
Key Terms
485(1)
Review Questions
486(1)
Hands-on Projects
487(2)
Supporting Windows 9x
489(72)
Windows 9x Architecture
490(3)
Virtual Machines
491(2)
Components of Windows 9x
493(1)
Installing Windows 9x, Hardware, and Software
493(22)
Installing Windows 9x
494(12)
Installing Hardware with Windows 9x
506(4)
Installing Applications in Windows 9x
510(5)
Tools to Manage and Troubleshoot Windows 9x
515(17)
Keystroke Shortcuts in Windows
517(2)
Managing the Windows 9x Desktop
519(4)
Device Manager
523(1)
Dr. Watson
524(1)
The Windows 9x Registry
525(4)
Managing Memory with Windows 9x
529(3)
Booting Windows 9x
532(7)
Files Used to Customize the Startup Process
532(2)
The Windows 9x Startup Process
534(4)
Loading an Application at Startup
538(1)
Troubleshooting Windows 9x
539(13)
Troubleshooting Windows 9x Installations
539(1)
Troubleshooting the Windows 9x Boot Process
540(9)
Troubleshooting Windows 9x Hardware and Software
549(3)
Chapter Summary
552(3)
Key Terms
555(1)
Review Questions
555(2)
Hands-on Projects
557(4)
Understanding and Installing Windows 2000 and Windows NT
561(36)
Windows NT/2000/XP Architecture
562(10)
Windows NT/2000/XP Modes
562(3)
Networking Features
565(2)
How Windows NT/2000/XP Manages Hard Drives
567(4)
Memory in Windows NT/2000/XP
571(1)
Installing Windows 2000 Professional
572(12)
Plan the Installation
573(5)
Clean Installation
578(2)
Clean Install When the Hard Drive Has an Operating System Installed
580(1)
Upgrade Installation
581(1)
After the Installation: Backing Up the System State
582(2)
Installing Hardware and Applications under Windows 2000
584(3)
Installing Hardware
584(2)
Installing Applications
586(1)
Supporting Windows NT
587(5)
Installing Windows NT as the Only OS
587(1)
Installing Windows NT as the Second OS on the Hard Drive
587(1)
Troubleshooting the Windows NT Boot Process
588(4)
Chapter Summary
592(2)
Key Terms
594(1)
Review Questions
594(1)
Hands-on Projects
595(2)
Managing and Troubleshooting Windows 2000
597(44)
Understanding the Windows NT/2000/XP Boot Process
598(5)
Customizing the Windows NT/2000/XP Boot Process
600(3)
Troubleshooting the Windows 2000 Boot Process
603(9)
Advanced Options Menu
603(7)
Emergency Repair Process
610(2)
Tools for Maintenance and Troubleshooting
612(22)
Using the Backup Tool to Restore the System State
612(1)
Windows 2000 Support Tools
613(1)
Windows File Protection
614(2)
Disk Properties Window
616(1)
Computer Management
617(3)
Microsoft Management Console
620(6)
Performance Monitoring and Optimization
626(6)
Managing Virtual Memory
632(1)
Dr. Watson and Memory Dumps
633(1)
Windows Update
633(1)
Chapter Summary
634(2)
Key Terms
636(1)
Review Questions
636(1)
Hands-on Projects
637(4)
Installing and Using Windows XP Professional
641(36)
Features and Architecture of Windows XP
642(3)
Windows XP Features
642(2)
Windows XP Architecture
644(1)
Installing Windows XP
645(14)
Planning the Installation
645(4)
Installation Process
649(6)
After the Installation
655(4)
Using Windows XP
659(7)
Customizing the Windows XP Desktop
661(4)
Managing Audio and Video
665(1)
Multiple Logins and Remote Assistance
666(1)
Installing Hardware and Applications
666(7)
Installing Hardware
667(3)
Installing Applications
670(3)
Chapter Summary
673(1)
Key Terms
674(1)
Review Questions
675(1)
Hands-on Projects
676(1)
Managing and Supporting Windows XP
677(38)
Security Using Windows NT/2000/XP
678(13)
User Accounts and Profiles
678(7)
Disk Quotas
685(1)
EFS (Encrypted File System)
686(3)
Internet Connection Firewall
689(2)
The Windows NT/2000/XP Registry
691(6)
How the Registry Is Organized
692(2)
Editing the Registry
694(3)
Other Maintenance and Troubleshooting Tools
697(6)
Help on the Web
700(3)
Troubleshooting the Boot Process
703(7)
System Restore
704(2)
Windows XP Startup Disk
706(1)
Automated System Recovery
707(2)
Error Messages and Their Meanings
709(1)
Chapter Summary
710(1)
Key Terms
711(1)
Review Questions
711(2)
Hands-on Projects
713(2)
Supporting Modems
715(28)
All About Modems
716(14)
How Modems Are Rated
719(8)
Installing and Configuring a Modem
727(3)
The AT Command Set
730(5)
Troubleshooting Guidelines for Modems
735(4)
Chapter Summary
739(1)
Key Terms
740(1)
Review Questions
740(1)
Hands-on Projects
741(2)
PCs on a Network
743(66)
Physical Network Architectures
744(15)
Ethernet
745(5)
Wireless LANs
750(2)
Token Ring and FDDI
752(1)
How NICs Work
752(3)
Segmenting a Network
755(4)
Windows on a Network
759(13)
Addressing on a Network
760(11)
How Computers Find Each Other on a LAN
771(1)
Installing a Network Card and Connecting to a Network
772(13)
Installing a NIC Using Windows 9x
773(6)
Installing a NIC Using Windows 2000/XP
779(3)
Installing a Wireless NIC
782(3)
Using Resources on the Network
785(8)
Sharing Files, Folders, and Applications
785(6)
Network Drive Maps
791(2)
Direct Cable Connection
793(1)
Troubleshooting a Network Connection
793(3)
Connecting Networks
796(5)
Routers
796(2)
Bandwidth Technologies
798(3)
Chapter Summary
801(2)
Key Terms
803(1)
Review Questions
804(1)
Hands-on Projects
805(4)
PCs on the Internet
809(38)
The TCP/IP Suite of Protocols
810(8)
Using IP and Port Addresses to Identify Services
810(2)
TCP/IP Protocol Layers
812(4)
TCP/IP Utilities
816(2)
Connecting to the Internet
818(14)
Dial-Up Networking
818(9)
DSL and Cable Modem Connections
827(2)
Sharing Internet Connections
829(3)
Supporting Internet Clients
832(9)
Supporting Web Browsers
832(5)
Supporting E-mail
837(1)
Supporting FTP
838(3)
Chapter Summary
841(2)
Key Terms
843(1)
Review Questions
843(2)
Hands-on Projects
845(2)
Notebooks and PDAs
847(28)
Notebook Computers
848(19)
Windows 98 Notebook Features
849(1)
Windows 2000 Notebook Features
850(1)
Windows XP Notebook Features
850(1)
Power Management
851(5)
Upgrading Memory
856(3)
Other Field Replaceable Units for Notebooks
859(1)
Connecting Peripheral Devices to Notebooks
860(5)
Online Resources for Troubleshooting Notebooks
865(2)
PDAs
867(4)
Battery Life on a PDA
868(1)
Applications on a PDA
869(1)
Connecting a PDA to a PC
869(1)
PDA Manufacturers and Operating Systems
870(1)
Chapter Summary
871(1)
Key Terms
872(1)
Review Questions
872(1)
Hands-on Projects
873(2)
Supporting Printers
875(30)
How Printers Work
876(9)
Laser Printers
876(5)
Ink-Jet Printers
881(2)
Dot-Matrix Printers
883(1)
How Windows Handles Print Jobs
884(1)
Installing and Sharing a Printer
885(6)
Install a Local Printer
886(1)
Share a Printer with Others in a Workgroup
887(4)
Troubleshooting Guidelines for Printers
891(10)
Printer Maintenance
892(1)
General Printer Troubleshooting
892(7)
Problems Printing from Windows
899(1)
Troubleshooting Networked Printers
900(1)
Chapter Summary
901(1)
Key Terms
901(1)
Review Questions
902(1)
Hands-on Projects
902(3)
All About SCSI
905(26)
SCSI Basics
906(13)
The SCSI Subsystem
906(2)
Host Adapters
908(2)
SCSI Device Drivers
910(1)
Variations in SCSI
910(9)
Comparing IDE and SCSI
919(1)
Installing SCSI Devices
920(3)
Installing a Host Adapter Card
921(2)
Setting Device IDs During Installation
923(2)
Installing a SCSI Hard Drive
924(1)
Troubleshooting SCSI Devices
925(1)
Chapter Summary
926(1)
Key Terms
927(1)
Review Questions
928(1)
Hands-on Projects
929(2)
Purchasing a PC or Building Your Own
931(34)
Selecting a Personal Computer to Meet Your Needs
932(5)
Purchasing a Brand-Name PC vs. a Clone
933(1)
Selecting Software
934(1)
Selecting Hardware
935(1)
Selecting a Total Package
936(1)
Preparing to Build Your Own PC
937(3)
Getting Ready for Assembly: Selecting Parts
938(1)
Getting Ready for Assembly: Final Preparations
939(1)
Building a Personal Computer, Step by Step
940(22)
Overview of the Assembly Process
940(1)
Step 1: Verify You Have All the Parts
941(1)
Step 2: Prepare the Computer Case
942(2)
Step 3: Install Drives
944(3)
Step 4: Set Jumpers or Switches on the Motherboard
947(3)
Step 5: Install the CPU and CPU Fan
950(2)
Step 6: Install RAM on the Motherboard
952(1)
Step 7: Install the Motherboard and Attach Cabling
953(5)
Step 8: Install the Video Card
958(1)
Step 9: Plug In the Computer and Attach External Devices
959(1)
Step 10: Boot the Computer, Check Settings, and Verify Operation
960(2)
Chapter Summary
962(1)
Key Terms
963(1)
Review Questions
963(1)
Hands-on Projects
964(1)
Troubleshooting and Maintenance Fundamentals
965(24)
Troubleshooting Perspectives and Tools
966(3)
Troubleshooting Tools
966(3)
Your Approach to Troubleshooting
969(7)
Fundamental Rules
970(2)
Gathering Information
972(4)
Preventive Maintenance
976(7)
When a PC Is Your Permanent Responsibility
976(3)
A Preventive Maintenance Plan
979(2)
Moving Equipment
981(1)
Disposing of Used Equipment
981(2)
Fire Extinguishers
983(1)
Chapter Summary
983(1)
Key Terms
984(1)
Review Questions
984(1)
Hands-on Projects
985(4)
APPENDIX A Error Messages and Their Meanings
989(4)
APPENDIX B ASCII Character Set and Ansi.sys
993(4)
APPENDIX C The Hexadecimal Number System and Memory Addressing
997(10)
Learning to ``Think Hex''
998(1)
Place Value
998(4)
How Exponents Are Used to Express Place Value
1002(1)
Binary Number System
1002(1)
Memory Addressing
1003(1)
Displaying Memory with DOS DEBUG
1004(3)
APPENDIX D The Professional PC Technician
1007(12)
What Customers Want: Beyond Technical Know--How
1007(1)
Support Calls: Providing Good Service
1008(6)
Planning for Good Service
1008(1)
Making an On-Site Service Call
1009(1)
Phone Support
1010(3)
When You Can't Solve the Problem
1013(1)
Recordkeeping and Information Tools
1014(1)
Professional Organizations and Certifications
1015(1)
Why Certification?
1016(1)
Protecting Software Copyrights
1016(3)
What Does the Law Say?
1017(1)
What Are Your Responsibilities Under the Law?
1017(2)
APPENDIX E Introducing Linux
1019(12)
Root Account and User Accounts
1020(1)
Directory and File Layout
1021(2)
Linux Commands
1023(4)
Using the vi Editor
1027(2)
Window Managers
1029(2)
Glossary 1031(32)
Index 1063


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