Dell 9T217 manual Light Pattern

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Light Pattern	Problem Description	Suggested Resolution
YGYY	Possible expansion card	1 Determine if a conflict exists by removing a card (not
	failure.	the video card) 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"
		in your User’s Guide).
		4 If the problem persists, contact Dell.
YGYG	Possible video card failure	If the computer has a video card, remove the card and
	or bad on-board video.	reinstall it.
		If the problem persists or the computer has integrated
		video, contact Dell.
YGGY	Possible floppy or hard	Check all power and data cable connections, and then
	drive failure.	restart the computer.

YGGG	Possible USB failure.	Reinstall all USB devices, check cable connections, and
		then restart the computer.

GYYY	No memory modules are	Reinstall all memory modules and then restart the
	installed.	computer.
		If the problem persists, contact Dell.

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Setup and Quick Reference Guide