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2 Ensure that the disc is properly inserted in the drive tray. 3 Clean the disc and try again. A dirty drive can also cause audio problems. If you have tried several discs and all fail, consider sending your drive to an authorized service provider to get it cleaned. If Something Goes Wrong 188 Develop good computing habits 4 Verify that your computer recognizes your optical drive by clicking Start, and then Computer. The optical drive should appear in the list. 5 See “Checking device properties” on page 173 for instructions on using Device Manager to view the optical drive properties. 6 Check the Toshiba Web site for new information on optical drives and their operation. A blank screen appears while watching a DVD-ROM movie or title. Change the Turn off Display feature in the Display Properties using the following steps: 1 Right-click in a blank area of the Windows® desktop. 2 Click Personalize. 3 Click Screen Saver, Change power settings and then Change plan settings for the power plan you are using. 4 Change the Turn off the display setting for the power mode you are using. 5 Click Save changes. 6 Close the three windows you opened. The screen saver runs while you are watching a movie or title. If the screen saver is enabled, it runs on top of any movie or title you are watching. To disable the screen saver: 1 Right-click on the desktop and select Personalize from the menu. 2 Select None for the screensaver. 3 Click OK. Develop good computing habits Save your work frequently. You can never predict when your computer will lock, forcing you to close a program and lose unsaved changes. Many software programs build in an automatic backup, but you should not rely solely on this feature. Save your work! See “Computing tips” on page 83 for instructions. If Something Goes Wrong 189 Develop good computing habits On a regular basis, back up the information stored on your hard disk. Use Windows® to back up files, or the entire computer, to a CD, DVD, or external hard disk. Here are some ways you can do this: . Use the Windows® operating system to back up files or your entire computer to a CD, DVD, or external hard disk. . Copy files to diskette. . Copy files to a rewritable external storage device. . Connect a writable CD/DVD or hard drive to the system and use specialized software to copy everything on the hard disk to a CD/DVD or hard drive. . Connect your computer to the office network and copy files to your network partition. Some people use a combination of these methods, backing up all files to tape weekly and copying critical files to diskette on a daily basis. If you have installed your own programs, you should back up these programs as well as your data files. If something goes wrong that requires you to reformat your hard disk and start again, reloading all your programs and data files from a backup source will save time. Read the user’s guides. It is very difficult to provide a fail-safe set of steps you can follow every time you experience ...

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