Dell Dimension XPS 50, Reference Manual

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6-4 Dell Dimension XPS Txxx and Txxxr Systems Reference and Troubleshooting Guide
If you completed the basic speaker checks (refer to “Speakers” in Chapter 4) and sus-
pect a problem with a sound card, perform the following checks:
Check for conflicts as described in “Resolving Software and Hardware Incompat-
ibilities” in Chapter 5.
Reinstall the audio drivers that came with the sound card.
Perform the expansion-card checks described in “Expansion Cards” at the begin-
ning of this chapter.
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If you completed the basic monitor checks (refer to “Monitor” in Chapter 4) and sus-
pect a problem with the video card, perform the following checks:
Click the Start button, point to Settings , and click Control Panel . Double-click
the Display icon, and click the Settings tab. Try different Color Palette and
Screen area (Windows 98 and Windows 2000) or Desktop Area (Windows NT)
settings.
Change the display type to standard video graphics array (VGA) as follows:
Restart the system. For Windows 98 or Windows 2000, press <F8> when you
see the
Starting Windows
message, and then select Safe Mode from the
boot manager screen. For Windows NT, select Windows NT Workstation 4.0
[VGA Mode] from the boot manager screen.
Reinstall the video drivers as described in the documentation that came with the
video card.
Perform the expansion-card checks described in “Expansion Cards” at the begin-
ning of this chapter.
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In general, network malfunctions may be caused by the following problems:
Wrong or incorrectly installed network interface controller (NIC) drivers
IRQ conflicts
Damaged RJ45 connector or patch cable
Bad hub port connection
Incorrectly installed or malfunctioning network card
NOTE: If you can connect to the network but are having problems accessing network
resources, contact your network administrator.
To troubleshoot a network card, perform the following steps:
1. Run the Network Interfaces test group in the Dell Diagnostics if you have a sup-
ported network card (refer to “Running the Dell Diagnostics” in Chapter 4).