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Chapter 4

Chapter 4. Installing and Using Windows 9x. You Will Learn…. About the Windows 9x architecture How to install Windows 9x and how to install hardware and applications using Windows 9x About tools for using Windows 9x About the Windows 9x boot process

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Chapter 4

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  1. Chapter 4 Installing and Using Windows 9x

  2. You Will Learn… • About the Windows 9x architecture • How to install Windows 9x and how to install hardware and applications using Windows 9x • About tools for using Windows 9x • About the Windows 9x boot process • About tools to manage and troubleshoot Windows 9x • How to troubleshoot Windows 9x A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  3. Windows 9x Architecture • Core components • Shell – relates to users and applications • User component • GDI (Graphics Device Interface) • Kernel – Interacts with hardware A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  4. Windows 9x is the Bridge from DOS to Windows NT/2000/XP A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  5. Windows 9x Architecture (continued) A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  6. Windows 9x Uses the Virtual Machine Concept • Set of resources made available to an application through predefined application programming interface (API) calls • Multiple logical machines within one physical machine A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  7. Installing Windows 9x • Windows 9x for a New PC • More expensive • Windows 9x Upgrade requires either • Previous version of Windows installed on the PC • A CD or floppy disk from an earlier version of Windows A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  8. Preparing for Installation • Verify hardware requirements are met • Check the HCL for legacy device support • Check software compatibility A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  9. Types of Installations • Clean install • Ignores any settings in currently installed OS • Requires reinstallation of hardware and applications • Takes longer but results in a fresh start • Upgrade install • Carries forward hardware, software, user preferences, and other settings • Faster, but can carry forward problems A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  10. Installing 9x as an Upgrade • Start the PC, load current OS • Close all open applications, virus scanners, System Tray icons • Insert CD-ROM, enter D:\Setup.exe • Follow instructions on the setup screen; install Windows in the same folder as the current OS A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  11. Installation Process from the Setup Screen • Typical – All components usually installed • Portable – Used for a notebook PC • Compact – Smallest possible • Custom – Select any group of components A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  12. Once Installation is Complete • Verify correct system date and time • Install any additional Windows components • Download available service packs and patches • Test and troubleshoot applications A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  13. Configuring Windows 9x Startup with Msdos.sys • Msdos.sys is a text file that contains several parameters affecting how the OS boots • Go to an OS command prompt • Go to the hard drive root directory • Make Msdos.sys available for editing • Make a backup copy • Use Edit.com to edit the file • Save the file and return it to a hidden, read-only system file A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  14. Installing Hardware with Windows 9x • A device driver is software written to interface a specific device and OS • Found New Hardware Wizard is used to install a device driver for new hardware • Install Windows device driver by selecting the hardware device from a list • Install your own device driver by using Have Disk… A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  15. Using Device Drivers Supplied by the Device Manufacturer A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  16. Viewing Currently Installed Display Driver A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  17. Windows 98 Update Device Driver Wizard A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  18. Use Device Manager to Uninstall a Device • If a new device fails, try uninstalling and reinstalling the device • Select the device, then click Remove • Reboot and allow Found New Hard-ware Wizard to launch A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  19. Plug and Play Hardware Installation • System BIOS must be PnP • All hardware devices and expansion cards must be PnP-compliant • The OS must be Windows 9x or another OS that supports PnP • A 32-bit device driver must be available A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  20. Preparing for Software Installation • Check available resources • Hard drive • Memory • CPU and video monitor • Protect original software • Back up registry and system configuration files A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  21. Installing Software • Use Add/Remove Programs icon from Control Panel • If CD-ROM drive is set to Autorun, a setup screen may appear as soon as the software CD is inserted • Older software may require executing an installation program from the Run dialog box A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  22. Properties Sheet for a DOS Application A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  23. Display Properties Window • Background. Select desk-top wallpaper or pattern • Screen Saver. Select screen saver and settings • Appearance. Color scheme • Effects. Icon settings • Web. Active Desktop • Settings. Colors and display size A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  24. Taskbar Properties Window A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  25. Creating a Shortcut • A shortcut on the desktop is an icon that points to a program you can execute, or to a file or folder • Double-clicking an icon loads the software A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  26. Other Ways to Create a Shortcut • Start Menu Programs tab on Taskbar Properties window • Select the file, folder, or program in Explorer or My Computer; select Create Shortcut from the File menu • From the File menu in Explorer, click New and then Create Shortcut • More… A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  27. Managing Icons A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  28. Managing Icons(continued) A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  29. Windows Explorer • Click Start, Programs, Windows Explorer • Right-click My Computer and select Explore from the menu • Right-click Start and select Explore from the menu • Open My Computer and click the View menu, Explorer bar, Folders A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  30. My Computer A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  31. Use the Shortcut Menu to Manage Items in Explorer A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  32. Deleting a Folder • Right-click folder and select Delete • Sends folder and all its contents to Recycle Bin • Empty Recycle Bin to free disk space • Recycle Bin contents are not deleted until it is emptied A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  33. Properties of a File in Windows • File Attributes • Read-only • Hidden • Archive A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  34. Folder Properties • From Explorer, click Tools, Folder Options, and the View tab • Windows 9x hides known file extensions • To display all file extensions, uncheck “Hide file extensions for known file types” A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  35. Device Manager A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  36. Files Used to Customize the Startup Process • Autoexec.bat and Config.sys are processed for backwards compatibility with DOS • Initialization (.ini) files are read for backwards compatibility with Windows 3.x A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  37. Windows .ini Files A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  38. Windows 9x Startup Process • Io.sys is responsible for only the initial startup process in real mode • Vmm32.vxd takes over and works in protected mode • Msdos.sys is a text file used to configure the way Windows 9x boots A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  39. Phase 1: BIOS POST and Bootstrap • Determines which devices are PnP • Enables non-PnP devices • PnP devices receive leftover resources • Performs POST • Saves information for later use by OS • Locates boot device • MBR program executes bootstrap loader A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  40. Phase 2: The OS is Loaded • Himem.sys – access to extended memory • Ifshlp.sys – 16-bit access to file system • Setver.exe – backwards DOS compatibility • Drvspace.bin – provides disk compression A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  41. Phase 3: Static VxDs • Virtual Device Driver (VxD) works with virtual machine to provide access to hardware for software running in VM • Static VxD remains in memory once loaded • Dynamic VxD loaded and unloaded from memory as needed A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  42. Phase 4: Protected Mode Switchover and PnP Configuration • Vmm32.vxd switches to protected mode • Configuration Manager configures legacy and PnP devices • Uses information left for it by PnP BIOS • Loads 32-bit VxDs for PnP devices A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  43. Phase 5: Loading the Remaining Components • Three core components, fonts, and other resources loaded • Win.ini checked • Shell and desktop loaded • Logon dialog box displayed • Startup directory processes A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  44. System Applet in Control Panel • Performance tab can be used to optimize performance • Real mode device drivers may be in use • File System: “Some drives are using MS-DOS compatibility” • Virtual Memory: “MS-DOS compatibility mode” A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  45. System Monitor A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  46. System Configuration Utility • Start, Programs, Accessories, System Tools, System Information • From Tools menu, select System Configuration Utility • Select Diagnose startup – interactively load device drivers and software, Click OK to restart A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  47. System Configuration Utility(continued) • Selective startup • Restore one device after another • If problem persists: • Scan for virus • Use Registry Checker • Use File System Checker • Check CMOS A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  48. System Information Window A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  49. Dr. Watson • Used to trouble-shoot applications • Creates a log file • Check Website http://support.microsoft.comfor problems and solutions A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

  50. How the Registry is Organized A+ Guide to Software: Managing, Maintaining and Troubleshooting, Third Edition

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