Dell OptiPlex DCCY Setup And Quick Reference Manual

Contents

Troubleshooting 47IF T H E P O W E R L I G H T I S B L I N K I N G A M B E R — The computer is receivingelectrical power, a device might be malfunctioning or incorrectly installed.• Remove and then reinstall all memory modules.• Remove and then reinstall any expansion cards, including graphics cards.IF T H E P O W E R L I G H T I S S T E A D Y A M B E R — There is a power problem, a devicemay be malfunctioning or incorrectly installed.• Ensure that the processor power cable is securely connected to the systemboard power connector (see your Service Manual at support.dell.com).• Ensure that the main power cable and the front panel cable are securelyconnected to the system board connector.EL I M I N A T E I N T E R F E R E N C E — Some possible causes of interference are:• Power, keyboard, and mouse extension cables• Too many devices connected to the same power strip• Multiple power strips connected to the same electrical outletMemory ProblemsCAUTION: Before you begin any of the procedures in this section, read the safetyinformation that shipped with your computer. For additional safety best practicesinformation, see the Regulatory Compliance Homepage atwww.dell.com/regulatory_compliance.IF Y O U R E C E I V E A N I N S U F F I C I E N T M E M O R Y M E S S A G E —• Save and close any open files and exit any open programs you are not usingto see if that resolves the problem.• See the software documentation for minimum memory requirements.If necessary, install additional memory.• Reseat the memory modules to ensure that your computer is successfullycommunicating with the memory.• Run the Dell Diagnostics (see "Dell Diagnostics" on page 50).IF Y O U E X P E R I E N C E O T H E R M E M O R Y P R O B L E M S —• Reseat the memory modules to ensure that your computer is successfullycommunicating with the memory.• Ensure that you are following the memory installation guidelines.