Dell YH242 owner manual Dell Diagnostics

Light Pattern	Problem Description	Suggested Resolution
	The system is operating in quick resume	• Press the power button
	mode. See "Using Intel Viiv Quick	• Move the mouse
	Resume Technology (QRT)" on page 46	• Press any key on the keyboard
	for additional information.
		• Press any key on the optional MCE
		remote control
		• If the problem persists, contact Dell
		(see "Contacting Dell" on page 137).
	Another failure has occurred.	• Ensure that all hard drive and
		CD/DVD cables are properly
		connected to the system board (see
		"System Board Components" on
		page 81).
		• 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.
		• If the operating system is attempting to
		boot from a device (such as the floppy
		drive or hard drive), check system setup
		(see "System Setup" on page 127) to
		ensure the boot sequence is correct for
		the devices installed on your computer.
		• If the problem persists, contact Dell
		(see "Contacting Dell" on page 137).

Dell Diagnostics

CAUTION: Before you perform any of the procedures in this section, follow the safety instructions in the Product Information Guide.

If you experience a problem with your computer, perform the checks in "Solving Problems" on page 49 and run the Dell Diagnostics before you contact Dell for technical assistance.

NOTE: The Dell Diagnostics only operate on Dell computers.

1Turn on (or restart) your computer.

2When the DELL logo appears, press <F12> immediately.

If you wait too long and the operating system logo appears, continue to wait until you see the Microsoft® Windows® desktop, then shut down your computer and try again.

3When the boot device list appears, highlight Boot to Utility Partition, then press <Enter>.

4When the Dell Diagnostics Main Menu appears, select the test you want to run.

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Troubleshooting Tools