Dell G7279 Restart the computer, Identified a faulty module or, Error, Working memory of the same

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Light Pattern	Problem Description	Suggested Resolution
	Memory modules are detected, but a	• If you have one memory module
	memory failure has occurred.		installed, reinstall it (see page 75)
A B C D			and restart the computer.
		• If you have two or more memory
			modules installed, remove the
			modules, reinstall one module
			see page 75), 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 75).
		• If the problem persists, contact
			Dell (see page 90).
	A possible expansion card failure has	1	Determine if a conflict exists by
	occurred.		removing a card (not the video
A B C D			card) (see page 62) 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 49).
		4	If the problem persists, contact
			Dell (see page 90).

= yellow = green = off

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Advanced Troubleshooting