Dell GX240 Diagnostics Messages, Diagnostic Lights, Front Panel Lights, Power Light Code, Cause

Diagnostics Messages

When you run a test group or subtest in the Dell Diagnostics, an error message may result. These particular error messages are not covered in this section. Record the message on a copy of the Diagnostics Checklist found in “Getting Help.” Also see “Getting Help” for instructions on obtaining technical assistance.

Diagnostic Lights

Should your computer fail to operate, lights on the front panel and back panel of the computer provide diagnostic codes that can help you troubleshoot a computer problem. The following sections describe the meaning of the diagnostic codes.

CAUTION: Before servicing any components inside your computer, see “Safety First—For You and Your Computer.”

Front Panel Lights

Fr o n t Pa n e l L i g h t C o d e s

Power Light Code	Cause	Action
Blinking yellow	The computer power	See “Getting Help” for
	supply may have failed. instructions on obtaining
		technical assistance.
Solid yellow	A device on the system	Be sure that each
	board may be faulty or	microprocessor is properly
	is incorrectly installed.	seated, remove all expansion
		cards, and then reboot. If the
		computer does not boot, see
		“Getting Help” for
		instructions on obtaining
		technical assistance.
Solid green and a beep code	A problem was	See the previous table for
during POST	detected while the	instructions on diagnosing
	BIOS was executing.	the beep code.

NOTE: Warning messages are generated by either your application programs or your operating system. See “Software Problems” and the documentation that accompanied your operating system and application programs.

Solving Problems

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