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

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  • Edition: 4th
  • Format: Hardcover
  • Copyright: 2006-12-12
  • Publisher: Cengage Learning
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Written by best-selling author and instructor Jean Andrews, this edition maps fully to the 2006 A+ Exams. This full-color guide is designed to be the most complete, step-by-step book available for learning the fundamentals of supporting and troubleshooting computer hardware. Video clips are available on the accompanying CD so readers can watch the author bring concepts and technical topics to life via live demonstrations.

Table of Contents

CompTIA A+ Essential 2006 Examination Objectivesp. vii
CompTIA A+ 220-602 2006 Examination Objectivesp. xix
CompTIA A+ 220-603 2006 Examination Objectivesp. xxvii
CompTIA A+ 220-604 2006 Examination Objectivesp. xxxiv
Introductionp. xxxix
Hardware Needs Software to Workp. 1
Hardware Needs Software to Workp. 2
PC Hardware Componentsp. 3
Hardware Used for Input and Outputp. 4
Hardware Inside the Computer Casep. 7
The Motherboardp. 8
The Processor and the Chipsetp. 10
Storage Devicesp. 11
Motherboard Components Used for Communication Among Devicesp. 18
Interface (Expansion) Cardsp. 23
The Electrical Systemp. 24
Instructions Stored on the Motherboard and Other Boardsp. 26
PC Repair Fundamentalsp. 35
PC Support Technician Toolsp. 36
Recovery CDsp. 37
Loop-back Plugsp. 38
Cleaning Pads and Solutionsp. 38
Post Diagnostic Cardsp. 40
Personal Computer Preventive Maintenancep. 40
When a PC Is Your Permanent Responsibilityp. 41
Creating a Preventive Maintenance Planp. 45
Dealing with Dustp. 47
Preparing a Computer for Shippingp. 48
Disposing of Used Equipmentp. 49
How to Work Inside a Computer Casep. 49
Static Electricityp. 50
Steps to Take apart a Computerp. 54
Steps to Put a Computer Back Togetherp. 64
Understanding the Boot Processp. 66
Booting a Computerp. 66
Choosing Between a Hard Boot and a Soft Bootp. 66
The Startup BIOS Controls the Beginning of the Bootp. 67
Changing the Boot Sequencep. 71
How to Troubleshoot a PC Problemp. 72
Steps to Solving a PC Problemp. 73
Troubleshooting a Failed Bootp. 78
My Computer Won't Bootp. 78
Troubleshooting Major Subsystems Used for Bootingp. 79
Form Factors and Power Suppliesp. 89
Computer Case, Motherboard, and Power Supply Form Factorsp. 90
Types of Form Factorsp. 91
Types of Casesp. 98
Measures and Properties of Electricityp. 101
AC and DCp. 101
Hot, Neutral, and Groundp. 102
Some Common Electronic Componentsp. 104
Protecting Your Computer Systemp. 106
Static Electricityp. 107
EMI (Electromagnetic Interference)p. 107
Surge Protection and Battery Backupp. 107
Surge Suppressorsp. 108
Energy Star Systems (The Green Star)p. 111
Power-Management Methods and Featuresp. 112
Energy Star Monitorsp. 114
Troubleshooting the Electrical Systemp. 115
Problems with External Powerp. 115
Problems with Loose Internal Connectionsp. 116
Problems That Come and Gop. 116
Problems with an Inadequate Power Supplyp. 117
Problems with the Power Supply, Boards, or Drivesp. 117
Problems with the Power Supply Fanp. 117
Power Problems with the Motherboardp. 118
Problems with Overheatingp. 118
Replacing the Power Supplyp. 121
Processors and Chipsetsp. 129
Processorsp. 130
How a Processor Worksp. 131
The Intel Processorsp. 138
AMD Processorsp. 142
VIA and Cyrix Processorsp. 144
Processor Sockets and Slotsp. 148
The Chipsetp. 150
Heat Sinks and Cooling Fansp. 153
Installing a Processorp. 157
Voltage to the Processorp. 157
CPU Voltage Regulatorp. 158
Installing a Pentium II in Slot 1p. 159
Installing a Pentium 4 in Socket 478p. 162
Installing a Pentium 4 in Socket 775p. 164
Chapter 5p. 175
Selecting a Motherboardp. 176
Configuring and Supporting a Motherboardp. 181
Buses and Expansion Slotsp. 181
Hardware Configurationp. 188
Flashing ROM BIOSp. 199
Motherboard Driversp. 202
Replacing a Motherboardp. 202
Preparing the Motherboard to Go into the Casep. 204
Installing the Motherboard in the Casep. 205
Completing the Installationp. 210
Troubleshooting the Motherboard and Processorp. 210
Problems with Installationsp. 211
Problems with the Motherboard and Processorp. 212
Upgrading Memoryp. 221
RAM Technologiesp. 222
SIMM Technologiesp. 225
DIMM Technologiesp. 225
RIMM Technologiesp. 227
Error Checking and Parityp. 228
CAS Latency and RAS Latencyp. 229
Tin or Gold Leadsp. 230
Memory Speedsp. 230
How to Upgrade Memoryp. 231
How Much and What Kind of Memory to Buyp. 231
Installing Memoryp. 241
Troubleshooting Memoryp. 243
Upgrade Problemsp. 243
Recurring Problemsp. 244
Hard Drivesp. 249
Learning from Floppy Drivesp. 250
How Floppy Drives Workp. 250
How to Install a Floppy Drivep. 255
How Hard Drives Workp. 257
Tracks and Sectors on the Drivep. 259
Low-Level Formattingp. 260
Calculating Drive Capacity on Older Drivesp. 261
Drive Capacity for Today's Drivesp. 262
Hard Drive Interface Standardsp. 262
The ATA Interface Standardsp. 262
SCSI Technologyp. 272
Other Interface Standardsp. 274
Selecting and Installing a Hard Drivep. 276
How to Select a Hard Drivep. 276
Installations Using Legacy BIOSp. 277
Steps to Install a Parallel ATA Hard Drivep. 278
Serial ATA Hard Drive Installationsp. 291
Installing a Hard Drive in a Wide Bayp. 293
Troubleshooting Hard Drivesp. 294
Problems with Hard Drive Installationsp. 294
How to Approach a Hard Drive Problem After the Installationp. 295
Hard Drive Hardware Problemsp. 297
Troubleshooting Floppy Drives and Disksp. 303
Installing and Supporting I/O Devicesp. 309
Basic Principles to Support I/O Devicesp. 310
Working with Keyboardsp. 311
How Keyboard Keys Workp. 312
Keyboard Connectorsp. 312
Installing Keyboardsp. 314
Cleaning the Keyboardp. 314
The Mouse and Other Pointing Devicesp. 314
Mouse Technologiesp. 315
Cleaning a Mousep. 317
Touch Screensp. 317
Other Pointing Devicesp. 318
Specialty Input Devicesp. 318
Barcode Readersp. 318
Fingerprint Readers and Other Biometric Devicesp. 319
Monitors, Projectors, and Video Cardsp. 322
Monitorsp. 322
Using a Projectorp. 330
Video Cardsp. 331
Using Ports and Expansion Slots for Add-On Devicesp. 341
Using Serial Portsp. 342
Infrared Transceiversp. 346
Using Parallel Portsp. 347
Using USB Portsp. 349
Using IEEE 1394 Portsp. 355
Installing and Supporting Expansion Cardsp. 358
Troubleshooting I/O Devicesp. 366
Troubleshooting Keyboardsp. 367
Troubleshooting a Touch Screenp. 368
Troubleshooting a Mouse or touchpadp. 368
Troubleshooting Monitors and Video Cardsp. 369
Multimedia Devices and Mass Storagep. 381
Multimedia on a PCp. 382
CPU Technologies for Multimediap. 382
Sound Cards and Onboard Soundp. 382
Digital Cameras and Flash Memory Devicesp. 393
Web Cameras and Microphonesp. 396
MP3 Playersp. 398
MIDI Devicesp. 401
TV Tuner and Video Capture Cardsp. 402
Optical Storage Technologyp. 406
Using CDsp. 406
Using DVDsp. 414
Caring for Optical Drives and Discsp. 417
Hardware Used for Backups and Fault Tolerancep. 419
Tape Drivesp. 420
Removable Drivesp. 425
Fault Tolerance, Dynamic Volumes, and Raidp. 428
Troubleshooting Multimedia Devicesp. 432
Problems with CD, CD-RW, DVD, or DVD-RW Installationp. 432
Problems When Burning a CDp. 432
Troubleshooting Sound Problemsp. 433
Troubleshooting Tape Drivesp. 435
PCs on a Networkp. 443
Physical Network Architecturesp. 444
Sizes of Networksp. 444
Networking Technologiesp. 444
Additional Terms Used in Networkingp. 447
Introducing Ethernetp. 448
Wireless Networksp. 457
Telephone Networksp. 461
Token Ring and FDDIp. 464
Windows on a Networkp. 466
Four Suites of Protocolsp. 466
Addressing on a Networkp. 468
Installing a NIC and Connecting to a Networkp. 471
Installing a NIC Using Windows 2000/XPp. 472
Installing a NIC Using Windows 9x/Mep. 478
Installing a Wireless Adapter in a Notebookp. 481
How to Set Up Your Own Wireless Networkp. 492
Security on a Wireless LANp. 492
Choosing a Wireless Access Pointp. 493
Configure and Test Your Wireless Networkp. 494
Troubleshooting a Network Connectionp. 497
Notebooks, Tablet PCs, and PDAsp. 507
Supporting Notebooksp. 508
Tips for Buying a Notebookp. 508
Special Considerations When Servicing Notebooksp. 509
Caring for Notebooksp. 517
Connecting Peripheral Devices to Notebooksp. 527
Replacing and Upgrading Internal Partsp. 539
Three Approaches to Dealing with a Broken Internal Devicep. 539
Upgrading Memoryp. 542
Replacing a Hard Drivep. 546
Replacing the LCD Panelp. 549
Replacing a Mini PCI Cardp. 556
Other Field Replaceable Units for Notebooksp. 557
Troubleshooting Notebooksp. 558
Problems with the Power Systemp. 558
Problems with Videop. 560
A Notebook Gets Wetp. 562
The Notebook Is Droppedp. 562
Protecting and Retrieving Datap. 562
More Errors and What to Do About Themp. 563
Online Resources for Troubleshooting Notebooksp. 565
Surveying Tablet PCsp. 565
Surveying PDAsp. 568
Battery Life on a PDAp. 569
Applications on a PDAp. 570
Connecting a PDA to a PCp. 570
PDA Manufacturers and Operating Systemsp. 571
Supporting Printers and Scannersp. 577
How Printers and Scanners Workp. 578
Laser Printersp. 578
Inkjet Printersp. 583
Dot Matrix Printersp. 585
Thermal Printers and Solid Ink Printersp. 585
Introducing Scannersp. 587
Installing and Sharing a Printerp. 590
Installing a Local Printerp. 590
Sharing a Printer with Others in a Workgroupp. 594
Maintaining Printers and Scannersp. 601
Printer Languagesp. 601
Using Windows to Manage Printersp. 602
Routine Printer Maintenancep. 606
Supporting Scannersp. 613
Troubleshooting Printers and Scannersp. 617
Printer Does Not Printp. 618
Problems with Laser Printersp. 623
Problems with Inkjet Printersp. 625
Problems with Dot Matrix Printersp. 627
Troubleshooting Scannersp. 627
How an OS Uses System Resourcesp. 635
Interrupt Request Number (IRQ)p. 636
Memory Addressesp. 640
I/O Addressesp. 641
DMA Channelsp. 642
Electricity and Multimetersp. 643
Electricity: A Basic Introductionp. 644
Voltagep. 645
Ampsp. 646
Ohmsp. 647
Wattagep. 647
Measuring the Voltage of a Power Supplyp. 648
Using a Multimeterp. 648
How to Measure the Voltage of a Power Supplyp. 650
Practicing Measuring the Output of Your Power Supplyp. 655
Appendix Cp. 657
All About SCSIp. 658
Signaling Methods Used on SCSI Cablesp. 658
Connectors Used with SCSI Cablesp. 660
Terminationp. 662
SCSI-1, SCSI-2, and SCSI-3p. 663
Using ISA Expansion Slotsp. 664
Using Legacy Driversp. 667
Disassembling a Notebookp. 669
Disassembling an Older ThinkPadp. 670
Disassembling a Newer Dell Notebookp. 674
CompTIA A+ Acronymsp. 679
Glossaryp. 687
Indexp. 717
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