Dell Dimension 4550 Series, Owner'S Manual

Page: 70 / 152

70 Advanced Troubleshooting
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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
Type
hardware troubleshooter
in the Search field and click the
arrow to start the search.
3
Click Hardware Troubleshooter in the Search Results list.
4
In the Hardware Troubleshooter list, click I need to resolve a hardware
conflict on my computer , and click Next .
Reinstalling Microsoft
®
Windows
®
XP
Before You Reinstall
If you are reinstalling the Windows XP operating system to correct a
problem with a newly installed driver, use Windows XP Device Driver
Rollback (see page 66) to replace the device driver with the previously
installed version.