Dell OptiPlex 390 Small Form Factor Owner's Manual

Also see for OptiPlex 390: Setup & features Quick reference guide Specifications Specifications Setup & features

Contents

LEDPower ButtonProblemDescriptionMemory modules are detected, but a memory powerfailure has occurred.TroubleshootingSteps•If two or more memory modules are installed, removethe modules, then re-install one module and re-startthe computer. If the computer starts normally,continue to install additional memory modules (one ata time) until you have identified a faulty module orreinstalled all modules without error. If only onememory module is installed, try moving it to a differentDIMM connector and re-start the computer.•If available, install verified working memory of thesame type into your computer.LEDPower ButtonProblem DescriptionBIOS may be corrupt or missing.Troubleshooting StepsThe computer hardware is operating normally but theBIOS may be corrupt or missing.LEDPower ButtonProblem DescriptionA possible system board failure has occurred.TroubleshootingStepsRemove all peripheral cards from the PCI and PCI-Eslots and re-start the computer. If the computer boots,69