Rosewill Computer Case 422 Informazioni Techniche Pagina 9
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viii
Contents
Installing Memory Overview .................................................................................................... 218
Removing/Installing Memory .................................................................................................. 218
Adding More Cache/RAM ......................................................................................................... 220
Windows Disk Caching .............................................................................................................. 221
Monitoring Memory Usage Under Windows ........................................................................ 223
Old Applications Under Windows ........................................................................................... 224
Troubleshooting Memory Problems ...................................................................................... 225
Flash Memory .............................................................................................................................. 226
Soft Skills—Teamwork ............................................................................................................. 228
Chapter Summary ...................................................................................................................... 229
Key Terms .................................................................................................................................... 230
Review Questions ....................................................................................................................... 230
Exercises ....................................................................................................................................... 232
Lab 6.1 Configuring Memory on Paper, Part 1 ................................................... 232
Lab 6.2 Configuring Memory on Paper, Part 2 ................................................... 234
Lab 6.3 Configuring Memory on Paper, Part 3 ................................................... 236
Lab 6.4 Configuring Memory on Paper, Part 4 ................................................... 238
Lab 6.5 Configuring Memory on Paper, Part 5 ................................................... 240
Lab 6.6 Examining Memory Resources Using Windows XP ............................ 241
Lab 6.7 Using the System Information Tool in Windows XP to
View Memory ............................................................................................................... 242
Lab 6.8 Using Windows XP Task Manager to View Memory ............................ 242
Lab 6.9 Examining Memory Resources Using Windows 7 ............................... 242
Lab 6.10 Using the System Information Tool in Windows 7
to View Memory .......................................................................................................... 243
Lab 6.11 Using Windows 7 Task Manager to View Memory ............................. 243
Lab 6.12 Determining Memory Resources in an iOS-Based Device............... 245
Lab 6.13 Determining Memory Resources in an Android-Based Device....... 245
Activities ....................................................................................................................................... 246
Chapter 7: Storage Devices ........................................................................................................249
Storage Devices Overview ......................................................................................................... 250
Floppy Drive Overview .............................................................................................................. 251
Floppy Media and Construction .............................................................................................. 252
Floppy Drive Installation or Replacement ........................................................................... 252
Hard Drive Overview .................................................................................................................. 253
Hard Drive Geometry ................................................................................................................ 253
Hard Drive Interfaces Overview .............................................................................................. 257
IDE (Integrated Drive Electronics) ........................................................................................ 259
SSD (Solid State Drive) ............................................................................................................ 263
SCSI (Small Computer System Interface) ........................................................................... 264
Storage Device Configuration Overview ............................................................................... 266
PATA Physical Installation ...................................................................................................... 266
SATA Physical Installation ....................................................................................................... 271
SSD Physical Installation ......................................................................................................... 274
Parallel SCSI Configuration .................................................................................................... 276
- Guide to PCs 2
- Complete CompTIA 3
- Contents at a Glance 4
- Contents 10
- Contents 11
- About the Author 19
- Dedication 20
- Acknowledgments 20
- We Want to Hear from You! 21
- Reader Services 21
- It Pays to Get Certified 22
- CompTIA Career Pathway 23
- Steps to Certication 23
- Content Seal of Quality 24
- Why CompTIA? 24
- Introduction 25
- Organization of the Text 26
- Features of This Book 27
- IT work 31
- CompTIA A+ Exam Objectives 32
- CompTIA Exam Objectives 33
- Disassembly 36
- Disassembly Overview 37
- Electrostatic Discharge (ESD) 37
- Opening the Case 41
- Cables and Connectors 41
- Snug connections 43
- Storage Devices 45
- Motherboards 46
- Mobile Device Issues 47
- Reassembly 49
- Preventive Maintenance 49
- Basic Electronics Overview 51
- Electronics Terms 51
- Good connection Broken wire 53
- Power Supply Overview 54
- Power Supply Form Factors 55
- Tech Tip 56
- Purposes of a Power Supply 58
- Power Supply Voltages 60
- Mobile Device Power 61
- Keep Li-ion batteries cool 63
- Power Interface) 64
- Windows power management 65
- Watch the wattage 68
- Solving Power Supply Problems 70
- Adverse Power Conditions 71
- Adverse Power Protection 72
- Surge Protectors 72
- Line Conditioners 74
- Figure 4.32 Line conditioner 75
- Figure 4.33 Sine wave and 75
- Standby Power Supply (SPS) 77
- Electrical Fires 78
- Computer Disposal/Recycling 79
- Chapter Summary 81
- Review Questions 82
- Exercises 85
- External Cables 86
- Computer Case Removal 86
- Adapter Placement 86
- Motherboard 88
- Lab 4.3 Amps and Wattage 89
- Lab 4.4 Continuity Check 89
- Lab 4.5 Pin-Out Diagramming 90
- Lab 4.6 Fuse Check 91
- Lab 4.7 Using a Multimeter 91
- Figure 4.38 AC outlet 93
- GND to hot 120VAC 93
- GND to neutral 0VAC 93
- Hot to neutral 120VAC 93
- +5 volts 95
- +12 volts 95
- Activities 97
- Critical Thinking Skills 99
- A+ Certification Exam Tips 99
- Complete PC Restore tool 107
- FireWire 114
- IRQs (Interrupt Requests) 120
- PBs (petabytes) 129
- Setup program 136
- SSDs (solid state drives) 138
- SSDs (solid state drives) 139
- TBs (terabytes) 140
- troubleshooting 143
- video 145
- Windows 147
- Windows Vista 148
- Windows Vista 149
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