Rosewill Computer Case 422 Technical Information Seite 7
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Contents
Memory Addresses ...................................................................................................................... 108
Adapter Configuration ............................................................................................................... 109
Soft Skills—A Good Technician Quality: One Thing at a Time ..................................... 109
Chapter Summary ...................................................................................................................... 111
Key Terms .................................................................................................................................... 111
Review Questions ....................................................................................................................... 111
Exercises ....................................................................................................................................... 113
Lab 3.1 Configuration Method Exercise and Review .................................... 113
Lab 3.2 System Resource Configuration Through the Setup Program ....... 114
Lab 3.3 Examining System Resources by Using Windows ........................... 115
Lab 3.4 Device Drivers .................................................................................... 116
Activities ....................................................................................................................................... 116
Chapter 4: Disassembly and Power ........................................................................................ 119
Disassembly Overview ............................................................................................................... 120
Electrostatic Discharge (ESD) ................................................................................................ 120
EMI (Electromagnetic Interference) ..................................................................................... 122
Disassembly .................................................................................................................................. 122
Tools .............................................................................................................................................. 122
Opening the Case ........................................................................................................................ 124
Cables and Connectors .............................................................................................................. 124
Storage Devices ........................................................................................................................... 128
Motherboards ............................................................................................................................... 129
Mobile Device Issues .................................................................................................................. 130
Reassembly ................................................................................................................................... 132
Preventive Maintenance ............................................................................................................ 132
Basic Electronics Overview ...................................................................................................... 134
Electronics Terms ...................................................................................................................... 134
Power Supply Overview ............................................................................................................ 137
Power Supply Form Factors .................................................................................................... 138
Purposes of a Power Supply .................................................................................................... 141
Power Supply Voltages .............................................................................................................. 143
Mobile Device Travel and Storage .......................................................................................... 144
Mobile Device Power ................................................................................................................. 144
ACPI (Advanced Configuration and Power Interface) ...................................................... 147
Replacing or Upgrading a Power Supply .............................................................................. 151
Symptoms of Power Supply Problems .................................................................................. 152
Solving Power Supply Problems ............................................................................................ 153
Adverse Power Conditions ....................................................................................................... 154
Adverse Power Protection ........................................................................................................ 155
Surge Protectors ......................................................................................................................... 155
Line Conditioners ....................................................................................................................... 157
Uninterruptible Power Supply (UPS) ................................................................................... 158
Standby Power Supply (SPS) .................................................................................................. 160
Phone Line Isolator ................................................................................................................... 161
- 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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