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Windows XP and Windows 2000 IRQ conflicts occur if a device either is not detected during the operating system setup or is detected but incorrectly configured.
Windows XP
To check for conflicts on a computer running Windows XP:
1Click the Start button, and then click Control Panel.
2Click Performance and Maintenance, and then click System.
3Click the Hardware tab, and then click the Device Manager button.
4In 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.
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Resolve these conflicts before checking specific devices.
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8Resolve any IRQ conflicts.
If there is an IRQ conflict, the Device status area in the Properties window reports what cards or devices are sharing the device's IRQ.
You can also use the Windows XP Hardware Troubleshooter. To use the troubleshooter, click the Start button and click Help and Support. Type hardware troubleshooter in the Search field, and then click the arrow to start the search. Click Hardware Troubleshooter in the Search Results
list. In the Hardware Troubleshooter list, click I need to resolve a hardware conflict on my computer, and then click Next.
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