Dell Precision KR019 Setup And Quick Reference Manual

Also see for Precision R5400: Brochure Technical guide Specifications Manual Manual

46 TroubleshootingIF 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 on the Dell Supportwebsite at support.dell.com).• Ensure that the main power cable and the front panel cable are securelyconnected to the system board connector (see your Service Manual on theDell Support website at support.dell.com).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 and followthe safety instructions provided with your computer.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. Ifnecessary, install additional memory (see your Service Manual on the DellSupport website at support.dell.com).• Reseat the memory modules (see your Service Manual on the DellSupport website at support.dell.com) to ensure that your computer issuccessfully communicating with the memory.• Run the Dell Diagnostics (see "Dell Diagnostics" on page 39).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 (see your Service Manual on the DellSupport website at support.dell.com) to ensure that your computer issuccessfully communicating with the memory.• Ensure that you are following the memory installation guidelines (see yourService Manual on the Dell Support website at support.dell.com).