6-4 Dell Dimension XPS D
xxx
Systems Reference and Troubleshooting Guide
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If you completed the basic speaker chec k s ( 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 as described in “Audio Drivers” in Chapter 5.
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 th e 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 Desktop
Area settings.
Change the display type to standard video graphics array (VGA) mode as f ol lows:
Reboot the system. For Windows 95, press <F8> when y ou se e the Start ing
Windows 95 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 ca me wi th 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 inte rface 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 havi ng p rob lem s a cc essi ng netw ork
resources, contact your network administrator.
To troubleshoot a network card, follow these steps:
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