Rosewill Computer Case 422 Informacje Techniczne Strona 12
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Contents
Wireless Printers ........................................................................................................................ 406
Categories of Printers ................................................................................................................ 406
Impact Printers ........................................................................................................................... 407
Inkjet Printers ............................................................................................................................. 409
Laser Printers .............................................................................................................................. 411
Thermal Printers ........................................................................................................................ 416
Paper .............................................................................................................................................. 416
Refilling Cartridges, Re-inking Ribbons, and Recycling Cartridges.............................. 417
Printer Installation .................................................................................................................... 418
Upgrading Printers .................................................................................................................... 420
Printer Preventive Maintenance ............................................................................................. 420
Printers in the Windows Environment ................................................................................. 422
Windows Printer Troubleshooting ......................................................................................... 425
General Printer Troubleshooting ........................................................................................... 427
Impact Printer Troubleshooting ............................................................................................. 428
Inkjet Printer Troubleshooting ............................................................................................... 429
Laser Printer Troubleshooting ............................................................................................... 429
Soft Skills—Work Ethics .......................................................................................................... 430
Chapter Summary ...................................................................................................................... 431
Key Terms .................................................................................................................................... 432
Review Questions ....................................................................................................................... 432
Exercises ....................................................................................................................................... 435
Lab 9.1 Exploring Video in Windows XP .............................................................. 435
Lab 9.2 Exploring Video in Windows 7 ................................................................. 435
Lab 9.3 Configuring a Second Monitor Attached to the
Same PC ....................................................................................................................... 437
Lab 9.4 Configuring a Second Monitor Attached to a Windows 7 PC ........... 437
Lab 9.5 Determining the Amount of Video Memory ......................................... 438
Lab 9.6 Determining the Minimum Video Memory Installed ......................... 439
Lab 9.7 Exploring Video Memory on a Windows 7 Computer ....................... 440
Lab 9.8 Installing a Generic/Text Only Print Driver on a Windows XP
Computer ..................................................................................................................... 441
Lab 9.9 Installing a Local Printer on a Windows XP Computer ..................... 442
Lab 9.10 Exploring a Windows 7 Printer ............................................................ 443
Activities ....................................................................................................................................... 444
Chapter 10: Computer Design ...................................................................................................449
Design Overview ......................................................................................................................... 450
Computer System Design ......................................................................................................... 450
Motherboard and Associated Component Design ............................................................... 453
Power Supply and Case Design ............................................................................................... 454
Storage Subsystem Design ....................................................................................................... 456
Audio Subsystem Design .......................................................................................................... 458
Display Subsystem Design ........................................................................................................ 459
Mobility Design ........................................................................................................................... 460
Soft Skills—Dealing with Irate Customers .......................................................................... 461
- 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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