Dell XPS Gen 4 Owner's Manual - Page 54
Light Pattern, Problem Description, Suggested Resolution, Reseat all power and data cables
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www.dell.com | support.dell.com Light Pattern ABCD ABCD ABCD Problem Description Memory modules are detected, but a memory failure has occurred. A possible graphics card failure has occurred. A possible floppy or hard drive failure has occurred. Suggested Resolution • If you have two or more memory modules installed, remove the modules, reinstall one module (see page 77), 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 77). • If the problem persists, contact Dell (see page 131). • If the computer has a graphics card, remove the card (see page 87), 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 or the computer has integrated graphics, contact Dell (see page 131). Reseat all power and data cables and restart the computer. A possible USB failure has occurred. ABCD Reinstall all USB devices, check cable connections, and then restart the computer. = yellow = green = off 54 Advanced Troubleshooting