APEX TUTORS Page | 1 Computer Technology An Introduction Installation, Configuration, Connection, Troubleshooting A guide to configuring, installing, connecting and troubleshooting computer systems Page | 2 Table of Contents Table of Contents ........................................................................................................... 2 Preface............................................................................................................................ 4 Introduction .................................................................................................................... 5 CHAPTER 1 CPU.......................................................................................................... 7 CPU Packages ................................................................................................................ 7 CHAPTER 2 RAM ...................................................................................................... 19 RAM Variations ........................................................................................................... 22 CHAPTER 3 Hard Drive Technologies ....................................................................... 25 RAID ............................................................................................................................ 32 Implementing RAID .................................................................................................... 34 Solid State Disks .......................................................................................................... 34 Implementing Hard Drives .......................................................................................... 36 Maintaining and Troubleshooting Hard Drives ........................................................... 40 CHAPTER 4 Removable Media .................................................................................. 42 Optical Drives .............................................................................................................. 47 DVD Media .................................................................................................................. 50 Blu-ray Considerations ................................................................................................ 54 CHAPTER 5 Motherboard .......................................................................................... 56 Installation.................................................................................................................... 60 Expansion Bus ............................................................................................................. 62 CHAPTER 6 BIOS and CMOS ................................................................................... 65 CHAPTER 7 The BOOT process ................................................................................ 67 CHAPTER 8 Troubleshooting Theory ........................................................................ 68 CHAPTER 9 NETWORKS ......................................................................................... 69 Local Area Networking................................................................................................ 69 Virtual Private Networks ............................................................................................. 77 The Internet .................................................................................................................. 78 Network Operating Systems ........................................................................................ 82 Installing and Configuring a Wired Network .............................................................. 84 Configuring TCP/IP ..................................................................................................... 84 Windows Internet Connection Sharing ........................................................................ 87 Troubleshooting Networks........................................................................................... 89 CHAPTER 10 Printing ................................................................................................ 90 Laser Printers ............................................................................................................... 93 Laser Printer Steps ....................................................................................................... 99 Installing a Printer in Windows ................................................................................. 100 Troubleshooting Printers ............................................................................................ 101 Troubleshooting Inkjet Printers ................................................................................. 102 Troubleshooting Laser Printers .................................................................................. 102 CHAPTER 11 Portable Computing ........................................................................... 104 Page | 3 Screens ....................................................................................................................... 104 Software Support for PC Cards.................................................................................. 108 Managing and Maintaining Portable Computers ....................................................... 109 CHAPTER 12 Power Management ........................................................................... 112 CHAPTER 13 Multimedia ......................................................................................... 115 Sound Card Standards ................................................................................................ 117 Troubleshooting Sound .............................................................................................. 120 CHAPTER 14 DISPLAYS ........................................................................................ 123 CRT Monitors ............................................................................................................ 123 Projectors ................................................................................................................... 127 Monitors ..................................................................................................................... 129 Motherboard Connection ........................................................................................... 133 Graphics Processors ................................................................................................... 134 Installing and Configuring Video .............................................................................. 137 3-D Graphics .............................................................................................................. 138 Troubleshooting Video .............................................................................................. 141 Troubleshooting Monitors ......................................................................................... 142 Troubleshooting CRT ................................................................................................ 142 Troubleshooting LCD ................................................................................................ 142 Input/Output ............................................................................................................... 144 Web Cameras ............................................................................................................. 149 Specialty I/O Devices ................................................................................................ 150 CHAPTER 15 Performance Options ......................................................................... 153 Backup Utility ............................................................................................................ 153 Troubleshooting Windows ......................................................................................... 154 CHAPTER 16 INSTALLATION .............................................................................. 157 Installation Problems ................................................................................................. 162 Compatibility ............................................................................................................. 162 Vista Commands ........................................................................................................ 163 Securing Windows Resources.................................................................................... 164 User Account Control ................................................................................................ 164 Working with the Command Line Interface .............................................................. 168 Commands ................................................................................................................. 169 Troubleshooting Installation Problems ...................................................................... 170 Role of System Files .................................................................................................. 171 CHAPTER 17 Power Supply ..................................................................................... 179 CHAPTER 18 Security .............................................................................................. 187 Security on Network .................................................................................................