4When the tests are completed, if you are running the Dell Diagnostics from the Drivers and Utilities CD (optional), remove the CD.

5Close the test screen to return to the Main Menu screen. To exit the Dell Diagnostics and restart the computer, close the Main Menu screen.

System Lights

Your power light may indicate a computer problem.

Power Light

Problem Description

Suggested Resolution

 

 

 

Solid green

Power is on, and the computer is

No corrective action is required.

 

operating normally.

 

 

 

 

Blinking green

The computer is in a power-saving

Press the power button, move the mouse, or press a

 

mode.

key on the keyboard to wake the computer.

 

 

 

Blinks green several

A configuration error exists.

Check Diagnostic Lights to see if the specific problem

times and then

 

is identified (see "Diagnostic Lights" on page 25).

turns off

 

 

Solid yellow

A device on the system board may be

 

faulty or incorrectly installed or the

 

voltage selection switch on the power

 

supply may be set incorrectly.

Check Diagnostic Lights to see if the specific problem is identified (see "Diagnostic Lights" on page 25).

See "Power Problems" in your online User’s Guide.

If the computer does not boot, contact Dell for technical assistance. For information on contacting Dell, see your online User’s Guide.

Blinking yellow

A power supply or system board

Check Diagnostic Lights to see if the specific problem

 

failure has occurred.

is identified (see "Diagnostic Lights" on page 25).

 

 

See "Power Problems" in your online User’s Guide.

 

 

If the computer does not boot, contact Dell for

 

 

technical assistance. For information on contacting

 

 

Dell, see your online User’s Guide.

 

 

 

Solid green and a

A problem was detected while the

For instructions on diagnosing the beep code see

beep code during

BIOS was executing.

"Beep Codes" on page 27. Also, check Diagnostic

POST

 

Lights to see if the specific problem is identified.

 

 

 

Solid green power

The monitor or the graphics card may

Check Diagnostic Lights to see if the specific problem

light, no beep code

be faulty or incorrectly installed.

is identified.

and no video during

 

 

POST

 

 

 

 

 

Solid green power

An integrated system board device

Check Diagnostic Lights to see if the specific problem

light and no beep

may be faulty.

is identified. If the problem is not identified, contact

code, but the

 

Dell for technical assistance. For information on

computer locks up

 

contacting Dell, see your online User’s Guide.

during POST

 

 

 

 

 

24

Quick Reference Guide

Page 24
Image 24
Dell TJ021, 745c System Lights, Power Light Problem Description Suggested Resolution, Dell, see your online User’s Guide