Rosewill Computer Case 422 Informazioni Techniche Pagina 17
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xvi
Contents
The TCP/IP Model ...................................................................................................................... 745
Network Addressing ................................................................................................................... 746
IP Addressing .............................................................................................................................. 748
Subnetting Basics ....................................................................................................................... 750
Wireless Networks Overview .................................................................................................... 752
Bluetooth ...................................................................................................................................... 753
Wireless Networks ...................................................................................................................... 753
Antenna Basics ............................................................................................................................ 760
Wireless Network Standards .................................................................................................... 764
Wired or Wireless NIC Installation ........................................................................................ 765
Wireless Broadband ................................................................................................................... 770
Virtualization Network Issues ................................................................................................. 770
Access Point/Router Installation ............................................................................................ 771
Configuring a Networked Printer ........................................................................................... 771
Network Troubleshooting ........................................................................................................ 772
Network Printer Troubleshooting .......................................................................................... 775
Network Terminology ............................................................................................................... 775
The TCP/IP Model in Action ................................................................................................... 778
Sharing .......................................................................................................................................... 779
Email ............................................................................................................................................. 782
Network Connectivity ................................................................................................................ 783
Mobile Device Network Connectivity ..................................................................................... 784
Mobile Apps .................................................................................................................................. 784
Soft Skills—Being Proactive ................................................................................................... 787
Chapter Summary ...................................................................................................................... 788
Key Terms .................................................................................................................................... 789
Review Questions ....................................................................................................................... 789
Exercises ....................................................................................................................................... 791
Lab 14.1 Installing and Configuring a NIC Using Windows XP ...................... 791
Lab 14.2 Creating a Straight-Through CAT 5, 5e, or 6 Network
Patch Cable .................................................................................................................. 792
Lab 14.3 Creating a CAT 5, 5e, or 6 Crossover
Network Cable ............................................................................................................. 795
Lab 14.4 Networking with Windows 7 .................................................................. 797
Lab 14.5 Connecting to a Windows XP/Vista/7 Shared or
Networked Printer ...................................................................................................... 800
Lab 14.6 Installing a Dial-Up Connection Using Windows XP ........................ 801
Lab 14.7 Identifying Basic Wireless Network Parts ........................................... 802
Lab 14.8 Installing a Wireless NIC ......................................................................... 803
Lab 14.9 Configuring a Wireless Network ............................................................ 804
Lab 14.10 Wireless Network Case Study ............................................................... 805
Lab 14.11 FTP Server and Client ............................................................................ 806
Lab 14.12 Subnet Practice Lab ............................................................................... 807
Activities ....................................................................................................................................... 808
- 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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