Dell XPS 400 Ensure that the cables are properly, Hard drive, CD drive, and DVD, Drive see

Light Pattern Problem Description Suggested Resolution

A possible expansion card failure has occurred.

The system is operating in the quick resume mode. See "Using Intel® Viiv™ Quick Resume Technology (Optional)" on page 36 for additional information.

1 Determine if a conflict exists by removing a card (not a graphics card) and restarting the computer (see page 76).

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 page 59).

4 If the problem persists, contact Dell (see page 126).

•Press the power button

•Move the mouse

•Press any key on the keyboard

•Press any key on the optional MCE remote control

Another failure has occurred.	• Ensure that the cables are properly
	connected to the system board from
	the hard drive, CD drive, and DVD
	drive (see page 71).
	• If there is an error message on your
	screen identifying a problem with a
	device (such as the floppy drive or hard
	drive), check the device to ensure that
	it is functioning properly.
	• The operating system is attempting to
	boot from a device (such as the floppy
	drive or hard drive); check system
	setup (see page 113) to make sure the
	boot sequence is correct for the devices
	installed on your computer.
	• If the problem persists, contact Dell
	(see page 126).
All four diagnostic lights display solid	None.
green and then turn off after the system
successfully boots to the operating
system.

Troubleshooting Tools

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