Chapter 17: Troubleshooting

A DVD does not produce sound on a TV

Audio is not transmitted through the TV out jack. Use the built-in speakers, a set of headphones or external powered speakers, or connect your notebook to a stereo system to hear sound while playing a DVD.

Cleaning CDs or DVDs

Wipe from the center to the edge, not around in a circle, using a product made especially for the purpose.

Device installation

You have computer problems after adding a new device

Sometimes a new device, such as a PC Card, can cause a system resource (IRQ) conflict. Check IRQ usage to determine if there is an IRQ conflict.

To check IRQ usage in Windows XP:

1 Click Start, then click Control Panel. The Control Panel window opens. If your Control Panel is in Category View, click Performance and Maintenance.

2 Click/Double-click System, click the Hardware tab, then click Device Manager. The Device Manager window opens.

3 Click View, then click Resources by type. Double-clickInterrupt request (IRQ). All IRQs and their hardware assignments are displayed.

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Gateway 450 manual Cleaning CDs or DVDs, Device installation, To check IRQ usage in Windows XP, 268