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70 Advanced Troubleshooting
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Enabling System Restore
If you reinstall Windows XP with less than 200 MB of free hard-disk space
available, System Restore is automatically disabled. To see if System Restore
is enabled:
1 Click the Start button and click Control Panel.
2 Click Performance and Maintenance.
3 Click System.
4 Click the System Restore tab.
5 Make sure that Turn off System Restore is unchecked.
Resolving Software and Hardware
Incompatibilities
Windows XP IRQ conflicts occur if a device either is not detected during
the operating system setup or is detected but incorrectly configured.
To check for conflicts on a computer running Windows XP:
1 Click the Start button and click Control Panel.
2 Click Performance and Maintenance and click System.
3 Click the Hardware tab and click Device Manager.
4 In the Device Manager list, check for conflicts with the other devices.
Conflicts are indicated by a yellow exclamation point (
!) beside the
conflicting device or a red
X if the device has been disabled.
5 Double-click any conflict to display the Properties window.
If an IRQ conflict exists, the Device status area in the Properties
window reports the cards or devices that share the device's IRQ.
6 Resolve conflicts by reconfiguring the devices or removing the devices
from the Device Manager.
To use the Windows XP Hardware Troubleshooter:
1 Click the Start button and click Help and Support.
2 Ty p e hardware troubleshooter in the Search field and click the
arrow to start the search.