xvii Disk and File Maintenance ...........................................347 PATA and SATA Hard Disk Interfaces ..............................351 SCSI System ................................................................358 Solid-State Drives ........................................................365 Virtual Hard Disk .........................................................367 Troubleshooting Hard Drives and RAID Arrays .................367 CHAPTER 11 Optical Storage Technology ..................................372 CD .............................................................................374 Magneto-Optical .........................................................380 DVD ............................................................................381 HD-DVD and Blu-ray Disc .............................................384 Ultra HD Blu-ray Disc ...................................................386 Disc Drive Interface .....................................................386 Digital Rights Management ..........................................388 Troubleshooting CD, DVD, and BD ..................................391 CHAPTER 12 Printers ......................................................................400 Printer Types ...............................................................401 Printer Installation and Configuration ...........................410 Print Spooling .............................................................417 Printer Memory ............................................................418 Troubleshooting Printers ...............................................418 Fonts ..........................................................................432 CHAPTER 13 Laptops and Mobile Devices ................................438 Mobile Devices ............................................................440 Portable PC Parts ........................................................449 Power Management .....................................................459 Mobile Operating Systems ............................................462 Windows Mobility Center ..............................................463 Wireless Connections ...................................................463 Security ......................................................................467 Disassembling Process for Proper Reassembly ...............475 Upgrading the Laptop ..................................................476 Troubleshooting Laptops and Mobile Devices ..................480 Laptop Preventive Maintenance ....................................487 Flash Memory Devices ..................................................215 Memory Map Structure and Development .......................218 Virtual Memory ............................................................223 Troubleshooting Memory ...............................................224 CHAPTER 7 Input Devices ..........................................................230 USB Implementers Forum .............................................231 Keyboard ....................................................................232 Optical Mouse .............................................................239 Other Input Devices .....................................................242 Touch Screens .............................................................248 Wireless Input Devices .................................................251 Managing Input Devices ...............................................257 CHAPTER 8 Video Systems..........................................................264 Video System and Display Aspects ................................266 Types of Video Displays ................................................269 Troubleshooting Video Displays .....................................281 Cleaning Video Displays ...............................................282 Video Adapter Cards ....................................................282 Installing a Video Adapter Card ....................................285 Personalizing Display Properties ...................................286 Television and Computers .............................................287 Graphic Coding ...........................................................296 CHAPTER 9 Audio Systems..........................................................302 What Is Sound? ...........................................................303 Audio Devices ..............................................................306 Installing a Sound Card ...............................................309 Multimedia .................................................................311 Building a Custom Computer System .............................313 CHAPTER 10 Magnetic and Solid-State Storage Devices ......318 Magnetic Storage Devices ............................................320 Disk Geometry .............................................................323 Disk Partition Systems .................................................326 File System Formats .....................................................340