Dell XPS manual = yellow = green = off

w w w . d e l l . c o m s u p p o r t . d e l l . c o m

Light Pattern			Problem Description	Suggested Resolution
			A possible expansion card failure has	1	Determine if a conflict exists by
			occurred.		removing a card (not a video card)
A	B	C	D		(see page 77) and then restarting the
					computer.
				2	If the problem persists, reinstall the
					card that you removed, remove a
					different card, and then restart the
					computer.
				3	Repeat this process for each card. If
					the computer starts normally,
					troubleshoot the last card removed
					from the computer for resource
					conflicts (see "Resolving Software and
					Hardware Incompatibilities" on
					page 59).
				4	If the problem persists, contact Dell
					(see page 112).
			A possible video card failure has occurred.	• If the computer has a video card,
					remove the card (see page 80),
A	B	C	D		reinstall it, and then restart the
					computer.
				•	If the problem still exists, install a
					video card that you know works and
					restart the computer.
				• If the problem persists or the
					computer has integrated video,
					contact Dell (see page 112).
			A possible floppy or hard drive failure has	Reseat all power and data cables and
			occurred.	restart the computer.
A	B	C	D
			A possible USB failure has occurred.	Reinstall all USB devices, check cable
				connections, and then restart the
A	B	C	D	computer.

= yellow = green = off

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Advanced Troubleshooting