Dell K080D manual Devices to verify that the computer, Turns on properly, Outlet and are turned on

NOTE: The diagnostic lights will blink when the power button is amber or off, and will not when it is blue. This has no other significance.

Light Pattern	Problem Description	Suggested Resolution
	The computer is	• Reseat the power cable in the power
	either turned off or	connector on the back of the
	not receiving power.	computer and the electrical outlet.
Off		• Bypass power strips, power extension
		cables, and other power protection
		devices to verify that the computer
		turns on properly.
		• Ensure that any power strips being
		used are plugged into an electrical
		outlet and are turned on.
		• Ensure that the electrical outlet is
		working by testing it with another
		device, such as a lamp.
		• Ensure that the main power cable and
		front panel cable are securely
		connected to the system board.
	A possible	• Unplug the computer. Allow one
	motherboard failure	minute for the power to drain. Plug
	has occurred.	the computer into a working electrical
Off		outlet and press the power button.
		• If the problem persists, contact Dell
		(see "Contacting Dell" on page 66).

40

Troubleshooting Tips