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Try the solutions one at a time, in the order in which they are presented. Here are some other sources of information for troubleshooting: • Use the Windows troubleshooters. Select Start > Help and Support. • Select the question mark One-Touch key located at the top of the keyboard. • See the Microsoft Windows manual shipped with the notebook. • Forcustomerservice, refertothe Worldwide Telephone Numbers booklet to contact an authorized dealer, reseller, or service provider. Audio problems If no sound is audible • If your model has a volume control, press the + (plus) button to increase the volume. • Select the speaker icon on the taskbar (if present). Clear the Mute all checkbox if selected. If your model has an audio mute button, press it so the indicator light goes off. • When you are operating your notebook in MS-DOS mode (for example, when running MS-DOS games), you may find that the sound does not operate properly. Use Windows applications for full use of sound capabilities. If sound does not record • Plug in an external microphone. The notebook does not have a built-in microphone. • Check the software controls for recording sound. Select Start > All Programs > Accessories > Multimedia (or Entertainment) > Sound Recorder. • In Volume Control, select Option > Properties, and make sure the microphone is enabled in the recording controls. 66 Reference Guide Troubleshooting and Maintenance Troubleshooting Your Notebook If you hear a loud high-pitched whine (feedback) from the speakers • In the Volume Control, try reducing the Master volume by selecting the speaker icon in the taskbar. • In Volume Control, select Options > Properties, and select the microphone option for the playback settings. Then in Volume Control, make sure the microphone is muted. CD-ROM and DVD problems If you can’t boot from a CD or DVD • Make sure the CD or DVD is bootable, such as the QuickRestore System Recovery CD. • Make sure the CD-ROM/DVD drive is selected as the boot device. See the “Basic Operation” chapter in this guide to change the boot sequence. • Restart the notebook. Select Start > Turn Off Computer > Restart. If a DVD plays erratically • Dirt or smudges can cause a disc to skip. Clean the disc with a soft cloth. If the disc is badly scratched, it will probably have to be replaced. • If you’re playing the DVD on battery power, try changing the power scheme. If you get a Region Code error when playing a DVD movie DVDs can have regional codes embedded in the disc data. These codes prevent DVD movies from being played outside the region of the world in which they are sold. If you get a Region Code error, you are trying to play a DVD intended for a different region. If the notebook cannot read a CD or DVD • For a single-sided CD or DVD, make sure the disc is placed in the drive with the label facing up. • Clean the disc. • Wait 5 to 10 seconds after closing the tray to give the notebook time to recognize the disc. Reference Guide 67 Troubleshooting and Maintenance Troubleshooting Your Notebook • Restart the system: remove the disc from the drive, and select Start > Turn Off Computer > Restart. • If you created the CD on a DVD/CD-RW combo-type drive, try using a different media brand. Read and write quality may vary for media. If a DVD movie doesn’t fill the screen Each side of a double-sided DVD has a different format (standard or widescreen). In widescreen format, black bands appear at the top and bottom of the screen. To view the standard format, flip the disc over and play the other side. If the notebook can’t find Wordpad.exe after inserting a CD The system is trying to open a .doc file in WordPad, but cannot find the Wordpad.exe program file. Type C:\Program Files\Accessories in the error message box. Display problems If the notebook is on, but the screen is blank • Move the mouse or tap the TouchPad. This will wake the display if it is in Display-off mode. • If the notebook is cold, allow it to warm up. If the screen is difficult to read • Try setting the display resolution to its default setting of 1024 . 768 or higher, depending on your model. Select Start > Control Panel > Appearance and Themes, Display. • Try adjusting the size of the desktop icons and labels. If an external display does not work • Check the connections. • The external monitor may not be detected. In the BIOS Setup utility, try setting Video Display Device to Both in the System Devices menu. • If you’re using a TV connected to the S-Video port, you must activate the TV. 68 Reference Guide Troubleshooting and Maintenance Troubleshooting Your Notebook Hard drive problems If the notebook hard drive doesn’t spin • Make sure the notebook has power. If necessary, connect the AC adapter, and make sure it is fully plugged into a power source and into the back of the notebook. • Remove and reinsert the hard drive. If the hard disk makes a buzzing or whining noise • Back up the drive immediately. • See whether the noise is coming from elsewhere, such as fro...
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