Dell XPS 400 Owner's Manual - Page 54
Light Pattern, Problem Description, Suggested Resolution, connections, and then restart - memory configuration
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Light Pattern Problem Description A possible graphics card failure has occurred. A possible floppy drive or hard drive failure has occurred. Suggested Resolution • If the computer has a graphics card, remove the card (see page 76), reinstall it, and then restart the computer. • If the problem still exists, install a graphics card that you know works and restart the computer. • If the problem persists, contact Dell (see page 126). Reseat all power and data cables and restart the computer. A possible USB failure has occurred. Reinstall all USB devices, check cable connections, and then restart the computer. No memory modules are detected. Memory modules are detected, but a memory configuration or compatibility error exists. • If you have two or more memory modules installed, remove the modules, reinstall one module (see page 74), and then restart the computer. If the computer starts normally, reinstall an additional module. Continue until you have identified a faulty module or reinstalled all modules without error. • If available, install properly working memory of the same type into your computer (see page 74). • If the problem persists, contact Dell (see page 126). • Ensure that no special memory module/memory connector placement requirements exist (see page 72). • Verify that the memory modules that you are installing are compatible with your computer (see page 72). • If the problem persists, contact Dell (see page 126). 54 Troubleshooting Tools