8Resolve any IRQ conflicts, as described in step 5.
If an IRQ conflict exists, the Device status area in the Properties window reports the cards or devices that share the device's IRQ.
You can also use the Windows XP Hardware Troubleshooter:
1Click the Start button.
2Click Help and Support.
3Type hardware troubleshooter in the Search field, and then click the arrow to start the search.
4Click Hardware Troubleshooter in the Search Results list.
5In the Hardware Troubleshooter list, click I need to resolve a hardware conflict on my computer.
6Click Next.
® 
Before reinstalling the Microsoft® Windows XP operating system to correct a problem, try correcting the problem by performing a Windows XP System Restore (see page 50). The reinstallation process can take 1 to 2 hours, and you will need to reinstall your drivers, virus protection program, and other software when the process is complete.
NOTICE: The Operating System CD provides options for reinstalling your Windows XP operating system. The options can potentially overwrite files installed by Dell and possibly affect programs installed on your hard drive.
Therefore, Dell does not recommend that you reinstall your operating system unless instructed to do so by a Dell technical support representative.
NOTICE: To prevent conflicts with Windows XP, you must disable any virus protection software installed on your computer before you reinstall Windows XP.
To reinstall Windows XP:
1To reinstall Windows XP, insert the Operating System CD into the CD or DVD drive.
Close any program or utility that might run after you insert the CD into the drive.
Advanced Troubleshooting
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