Dell XPS 8200 User Manual - Page 2
System Codes and Messages - memory
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Back to Contents Page System Codes and Messages Dell™ Dimension™ 8200 Diagnostic Codes POST Beep Codes System Messages Diagnostic Codes Your computer is equipped with four diagnostic lights, which are labeled "A," "B," "C," and "D" on the back of the computer. Each of the four lights can be yellow, green, or off as shown in the following table. When the computer is turned on or restarted and it is functioning normally, the lights flash during POST. After the computer starts, the lights remain green to signify normal computer operation. If a malfunction is detected and the computer fails to start, the lights display a code that identifies the problem. Write down the diagnostic code displayed and look it up in the following table. Diagnostic Code Definition Power up default. System board is receiving power, but the BIOS is not executing. Recovery mode from BIOS failure. Microprocessor has failed a BIOS test. Corrective Action Make sure that the computer is connected to a known working electrical outlet, and then check whether the front-panel power light on the power button is on or off. If the power light is off, check the power supply. If the problem persists, see "Contacting Dell" in the Solutions Guide for instructions on obtaining technical assistance. See "Safety Instructions," and then remove all cards. If the computer still does not start, see "Contacting Dell" in the Solutions Guide for instructions on obtaining technical assistance. Set the configuration jumper to Maintenance mode, and restart the computer. Exit and save changes in the system setup program. Turn off the computer and reset the configuration jumper to Normal mode, and then restart the computer. See "Safety Instructions," and then remove all cards and restart the computer to determine if a resource conflict exists. If conflict exists, see"Resolving Software and Hardware Incompatibilities." If the problem persists, see "Contacting Dell" in the Solutions Guide for instructions on obtaining technical assistance. Set the configuration jumper to Maintenance mode and restart the computer. Exit and save changes in the system setup program. Turn off the computer and reset the configuration jumper to Normal mode, and then restart the computer. See "Safety Instructions," and then remove all cards and restart the computer to determine if a resource conflict exists. If conflict exists, see "Resolving Software and Hardware Incompatibilities." If the problem persists, see "Contacting Dell" in the Solutions Guide for instructions on obtaining technical assistance. If the problem persists, see "Contacting Dell" in the Solutions Guide for instructions on obtaining technical assistance. Memory failed to be sized or enabled. Reseat the memory modules. If the problem persists, see "Contacting Dell" in the Solutions Guide for instructions on obtaining technical assistance. Memory modules are detected, but a memory configuration or compatibility error exists. No memory modules are detected. l Be sure that there are no special memory module/memory connector placement requirements. l Verify that the memory modules that you are installing are compatible with the computer. If the problem persists, see "Contacting Dell" in the Dell Owner's Manual for instructions on obtaining technical assistance. l Reseat all memory modules, and then restart the computer. l To eliminate the possibility of a faulty memory connector, remove all memory modules, reinstall one memory module (if the computer supports a single module), and then restart the computer. If the computer starts normally, move the memory module to a different connector and restart the computer. Continue until you have identified a faulty connector or reinstalled all modules without error. If the problem persists, see "Contacting Dell" in the Dell Owner's Manual for instructions on obtaining technical assistance. PCI bus failure has occurred. See "Safety Instructions," and then remove all cards and restart the computer to determine if a resource conflict exists. If conflict exists, see "Resolving Software and Hardware Incompatibilities." If the problem still persists, see "Contacting Dell" in the Solutions Guide for instructions on obtaining technical assistance. Video controller failed to initialize or respond. If the computer has a video card, reseat the video card. If the problem persists or the computer has integrated video, see "Contacting Dell" in the Solutions Guide for instructions on obtaining technical