Dell Precision M40 User Manual page 91

5. Push the tray back into the drive.
The autoplay feature can interfere with the computer's power management functions. If Dell installed the operating system, the autoplay feature has
been disabled. If you reinstall the operating system or if you installed it yourself, be sure to disable the autoplay feature if you want to use the
drive. See "Conserving Power."
For instructions on changing the Auto Insert Notification option, see the operating system user's guide.
Caring for Discs
Never use a damaged or warped disc.
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Always hold the disc by its edges. Do not touch the surface of the disc.
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Use a clean, dry cloth to remove dust, smudges, or fingerprints from the surface of the disc. When cleaning the disk, wipe from the center of
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the disc to the edge.
Never use solvents, such as benzene, record cleaners, or antistatic sprays, to clean the disc.
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Do not write on the surface of the disc.
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Store the disc in its container, placing it in a cool, dry place. Extreme temperatures may damage discs.
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Do not bend or drop a disc.
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Do not place objects on top of a disc.
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Display
When you run the computer on battery power, set the brightness control to the lowest setting that affords comfortable viewing. You can conserve
battery power by using the minimum brightness setting.
Adjusting Brightness
NOTE: On an external keyboard, press <Scroll Lock> with the key combinations in the following table if the External Hot Key option is
enabled in the system setup
Keys
Controlling Display Modes
Press to switch the video image to the next display in the following sequence: the computer's display, the display and external monitor
simultaneously, or an external monitor.
Customizing Display Resolution
In Windows 2000
1. Click the Start button, point to Settings, and then click Control Panel.
2. Double-click the Display icon, and then click the Settings tab.
3. Try different settings for Colors and Screen area.
For more information, see your operating system documentation.
If you choose a resolution or color palette that is higher than the display supports, the settings adjust automatically to the closest possible
setting.
Video Drivers and Video Resolution
The Dell-installed video drivers work with the operating system to let you customize the video resolution and number of screen colors on your
program.
Function
Increase brightness
Decrease brightness
Key Combination