Dell GX520 Quick Reference Guide - Page 31

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 operating normally. No corrective action is required. Blinking green The computer is in a power-saving mode. Press the power button, move the mouse, or press a key on the keyboard to wake the computer. Blinks green several A configuration error exists. times and then turns off Check "Diagnostic Lights" on page 32 to see if the specific problem is identified. Solid yellow The Dell Diagnostics is running a If the Dell Diagnostics is running, allow the test, or a device on the system board testing to complete. may be faulty or incorrectly installed. Check "Diagnostic Lights" on page 32 to see if the specific problem is identified. 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 failure has occurred. Check "Diagnostic Lights" on page 32 to see if the specific problem is identified. See "Power Problems" in your online User's Guide. Solid green and a beep code during POST A problem was detected while the BIOS was executing. See "Beep Codes" on page 35 for instructions on diagnosing the beep code. Also, check "Diagnostic Lights" on page 32 to see if the specific problem is identified. Solid green power The monitor or the graphics card Check "Diagnostic Lights" on page 32 to see if light, no beep code may be faulty or incorrectly installed. the specific problem is identified. and no video during POST Solid green power light and no beep code, but the computer locks up during POST An integrated system board device may be faulty. Check "Diagnostic Lights" on page 32 to see if the specific problem is identified. If the problem is not identified, contact Dell for technical assistance. For information on contacting Dell, see your online User's Guide. Quick Reference Guide 31