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A+ Guide to Hardware: Managing, Maintaining and Troubleshooting » (4th Edition)

Book cover image of A+ Guide to Hardware: Managing, Maintaining and Troubleshooting by Jean Andrews

Authors: Jean Andrews
ISBN-13: 9780619217624, ISBN-10: 0619217626
Format: Hardcover
Publisher: Cengage Learning
Date Published: December 2006
Edition: 4th Edition

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Author Biography: Jean Andrews

Jean Andrews has more than 30 years of experience in the computer industry, including more than 13 years in the college classroom. She has worked in a variety of businesses and corporations designing, writing, and supporting application software; managing a PC repair help desk; and troubleshooting wide area networks. She has written numerous books on software, hardware, and the Internet, including the bestselling A+ Guide to Managing and Maintaining Your PC, A+ Guide to Hardware: Managing, Maintaining and Troubleshooting, and A+ Guide to Software: Managing, Maintaining and Troubleshooting. Jean lives in Atlanta, Georgia.

Book Synopsis

Written by best-selling PC repair author and educator Jean Andrews, the fifth edition of A+ Guide to Hardware: Managing, Maintaining, and Troubleshooting maps fully to CompTIA's 2009 A+ Exam objectives. This full-color guide is the most complete, step-by-step book available for learning the fundamentals of supporting and troubleshooting computer hardware. At the same time, it prepares readers to successfully pass the A+ 220-701 and 220-702 exams. The new edition is formatted to support any teaching or learning style and course format, featuring an essentials-to-practical organization within each chapter and inclusion of tabs distinguishing exam content. Further content and live demonstrations with Jean Andrews are available on the accompanying CD, making this new edition a total solution for hardware maintenance and repair.

Table of Contents

CompTIA A+ Essential 2006 Examination Objectives     vii
CompTIA A+ 220-602 2006 Examination Objectives     xix
CompTIA A+ 220-603 2006 Examination Objectives     xxvii
CompTIA A+ 220-604 2006 Examination Objectives     xxxiv
Introduction     xxxix
Hardware Needs Software to Work     1
Hardware Needs Software to Work     2
PC Hardware Components     3
Hardware Used for Input and Output     4
Hardware Inside the Computer Case     7
The Motherboard     8
The Processor and the Chipset     10
Storage Devices     11
Motherboard Components Used for Communication Among Devices     18
Interface (Expansion) Cards     23
The Electrical System     24
Instructions Stored on the Motherboard and Other Boards     26
PC Repair Fundamentals     35
PC Support Technician Tools     36
Recovery CDs     37
Loop-back Plugs     38
Cleaning Pads and Solutions     38
Post Diagnostic Cards     40
Personal Computer Preventive Maintenance     40
When a PC Is Your Permanent Responsibility     41
Creating a Preventive MaintenancePlan     45
Dealing with Dust     47
Preparing a Computer for Shipping     48
Disposing of Used Equipment     49
How to Work Inside a Computer Case     49
Static Electricity     50
Steps to Take apart a Computer     54
Steps to Put a Computer Back Together     64
Understanding the Boot Process     66
Booting a Computer     66
Choosing Between a Hard Boot and a Soft Boot     66
The Startup BIOS Controls the Beginning of the Boot     67
Changing the Boot Sequence     71
How to Troubleshoot a PC Problem     72
Steps to Solving a PC Problem     73
Troubleshooting a Failed Boot     78
My Computer Won't Boot     78
Troubleshooting Major Subsystems Used for Booting     79
Form Factors and Power Supplies     89
Computer Case, Motherboard, and Power Supply Form Factors     90
Types of Form Factors     91
Types of Cases     98
Measures and Properties of Electricity     101
AC and DC     101
Hot, Neutral, and Ground     102
Some Common Electronic Components     104
Protecting Your Computer System     106
Static Electricity     107
EMI (Electromagnetic Interference)     107
Surge Protection and Battery Backup     107
Surge Suppressors     108
Energy Star Systems (The Green Star)     111
Power-Management Methods and Features     112
Energy Star Monitors     114
Troubleshooting the Electrical System     115
Problems with External Power     115
Problems with Loose Internal Connections     116
Problems That Come and Go     116
Problems with an Inadequate Power Supply     117
Problems with the Power Supply, Boards, or Drives     117
Problems with the Power Supply Fan     117
Power Problems with the Motherboard     118
Problems with Overheating     118
Replacing the Power Supply     121
Processors and Chipsets     129
Processors     130
How a Processor Works     131
The Intel Processors     138
AMD Processors     142
VIA and Cyrix Processors     144
Processor Sockets and Slots     148
The Chipset     150
Heat Sinks and Cooling Fans      153
Installing a Processor     157
Voltage to the Processor     157
CPU Voltage Regulator     158
Installing a Pentium II in Slot 1     159
Installing a Pentium 4 in Socket 478     162
Installing a Pentium 4 in Socket 775     164
Motherboards     175
Selecting a Motherboard     176
Configuring and Supporting a Motherboard     181
Buses and Expansion Slots     181
Hardware Configuration     188
Flashing ROM BIOS     199
Motherboard Drivers     202
Replacing a Motherboard     202
Preparing the Motherboard to Go into the Case     204
Installing the Motherboard in the Case     205
Completing the Installation     210
Troubleshooting the Motherboard and Processor     210
Problems with Installations     211
Problems with the Motherboard and Processor     212
Upgrading Memory     221
RAM Technologies     222
SIMM Technologies     225
DIMM Technologies     225
RIMM Technologies     227
Error Checking and Parity     228
CAS Latency and RAS Latency     229
Tin or Gold Leads     230
Memory Speeds     230
How to Upgrade Memory     231
How Much and What Kind of Memory to Buy     231
Installing Memory     241
Troubleshooting Memory     243
Upgrade Problems     243
Recurring Problems     244
Hard Drives     249
Learning from Floppy Drives     250
How Floppy Drives Work     250
How to Install a Floppy Drive     255
How Hard Drives Work     257
Tracks and Sectors on the Drive     259
Low-Level Formatting     260
Calculating Drive Capacity on Older Drives     261
Drive Capacity for Today's Drives     262
Hard Drive Interface Standards     262
The ATA Interface Standards     262
SCSI Technology     272
Other Interface Standards     274
Selecting and Installing a Hard Drive     276
How to Select a Hard Drive     276
Installations Using Legacy BIOS     277
Steps to Install a Parallel ATA Hard Drive     278
Serial ATA Hard Drive Installations     291
Installing a Hard Drive in a Wide Bay     293
Troubleshooting Hard Drives      294
Problems with Hard Drive Installations     294
How to Approach a Hard Drive Problem After the Installation     295
Hard Drive Hardware Problems     297
Troubleshooting Floppy Drives and Disks     303
Installing and Supporting I/O Devices     309
Basic Principles to Support I/O Devices     310
Working with Keyboards     311
How Keyboard Keys Work     312
Keyboard Connectors     312
Installing Keyboards     314
Cleaning the Keyboard     314
The Mouse and Other Pointing Devices     314
Mouse Technologies     315
Cleaning a Mouse     317
Touch Screens     317
Other Pointing Devices     318
Specialty Input Devices     318
Barcode Readers     318
Fingerprint Readers and Other Biometric Devices     319
Monitors, Projectors, and Video Cards     322
Monitors     322
Using a Projector     330
Video Cards     331
Using Ports and Expansion Slots for Add-On Devices     341
Using Serial Ports     342
Infrared Transceivers     346
Using Parallel Ports      347
Using USB Ports     349
Using IEEE 1394 Ports     355
Installing and Supporting Expansion Cards     358
Troubleshooting I/O Devices     366
Troubleshooting Keyboards     367
Troubleshooting a Touch Screen     368
Troubleshooting a Mouse or touchpad     368
Troubleshooting Monitors and Video Cards     369
Multimedia Devices and Mass Storage     381
Multimedia on a PC     382
CPU Technologies for Multimedia     382
Sound Cards and Onboard Sound     382
Digital Cameras and Flash Memory Devices     393
Web Cameras and Microphones     396
MP3 Players     398
MIDI Devices     401
TV Tuner and Video Capture Cards     402
Optical Storage Technology     406
Using CDs     406
Using DVDs     414
Caring for Optical Drives and Discs     417
Hardware Used for Backups and Fault Tolerance     419
Tape Drives     420
Removable Drives     425
Fault Tolerance, Dynamic Volumes, and Raid     428
Troubleshooting Multimedia Devices     432
Problems with CD, CD-RW, DVD, or DVD-RW Installation     432
Problems When Burning a CD     432
Troubleshooting Sound Problems     433
Troubleshooting Tape Drives     435
PCs on a Network     443
Physical Network Architectures     444
Sizes of Networks     444
Networking Technologies     444
Additional Terms Used in Networking     447
Introducing Ethernet     448
Wireless Networks     457
Telephone Networks     461
Token Ring and FDDI     464
Windows on a Network     466
Four Suites of Protocols     466
Addressing on a Network     468
Installing a NIC and Connecting to a Network     471
Installing a NIC Using Windows 2000/XP     472
Installing a NIC Using Windows 9x/Me     478
Installing a Wireless Adapter in a Notebook     481
How to Set Up Your Own Wireless Network     492
Security on a Wireless LAN     492
Choosing a Wireless Access Point     493
Configure and Test Your Wireless Network     494
Troubleshooting a Network Connection     497
Notebooks, Tablet PCs, and PDAs     507
Supporting Notebooks      508
Tips for Buying a Notebook     508
Special Considerations When Servicing Notebooks     509
Caring for Notebooks     517
Connecting Peripheral Devices to Notebooks     527
Replacing and Upgrading Internal Parts     539
Three Approaches to Dealing with a Broken Internal Device     539
Upgrading Memory     542
Replacing a Hard Drive     546
Replacing the LCD Panel     549
Replacing a Mini PCI Card     556
Other Field Replaceable Units for Notebooks     557
Troubleshooting Notebooks     558
Problems with the Power System     558
Problems with Video     560
A Notebook Gets Wet     562
The Notebook Is Dropped     562
Protecting and Retrieving Data     562
More Errors and What to Do About Them     563
Online Resources for Troubleshooting Notebooks     565
Surveying Tablet PCs     565
Surveying PDAs     568
Battery Life on a PDA     569
Applications on a PDA     570
Connecting a PDA to a PC     570
PDA Manufacturers and Operating Systems     571
Supporting Printers and Scanners      577
How Printers and Scanners Work     578
Laser Printers     578
Inkjet Printers     583
Dot Matrix Printers     585
Thermal Printers and Solid Ink Printers     585
Introducing Scanners     587
Installing and Sharing a Printer     590
Installing a Local Printer     590
Sharing a Printer with Others in a Workgroup     594
Maintaining Printers and Scanners     601
Printer Languages     601
Using Windows to Manage Printers     602
Routine Printer Maintenance     606
Supporting Scanners     613
Troubleshooting Printers and Scanners     617
Printer Does Not Print     618
Problems with Laser Printers     623
Problems with Inkjet Printers     625
Problems with Dot Matrix Printers     627
Troubleshooting Scanners     627
How an OS Uses System Resources     635
Interrupt Request Number (IRQ)     636
Memory Addresses     640
I/O Addresses     641
DMA Channels     642
Electricity and Multimeters     643
Electricity: A Basic Introduction     644
Voltage      645
Amps     646
Ohms     647
Wattage     647
Measuring the Voltage of a Power Supply     648
Using a Multimeter     648
How to Measure the Voltage of a Power Supply     650
Practicing Measuring the Output of Your Power Supply     655
Supporting SCSI and Legacy Devices     657
All About SCSI     658
Signaling Methods Used on SCSI Cables     658
Connectors Used with SCSI Cables     660
Termination     662
SCSI-1, SCSI-2, and SCSI-3     663
Using ISA Expansion Slots     664
Using Legacy Drivers     667
Disassembling a Notebook     669
Disassembling an Older ThinkPad     670
Disassembling a Newer Dell Notebook     674
CompTIA A+ Acronyms     679
Glossary     687
Index     717




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