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Question posted by weerakkody6 on July 17th, 2011

'previous Voltage Failure' Alert.

I have a Dell Precision 490.I am getting a "Previous Voltage Failure" alert. How to turn of this power up alert? Thanks.

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Related Dell Precision 490 Manual Pages

Quick Reference Guide - Page 2

...n Series computer, any references in this text: Dell, the DELL logo and Dell Precision are registered trademarks of Intel Corporation; is subject to... to refer to either potential damage to Microsoft® Windows® operating systems are registered trademarks of Dell Inc.; Dell Inc. Model DCTA January 2006 P/N ND224 Rev. CAUTION: A CAUTION indicates a potential for property damage...

Quick Reference Guide - Page 3

...® Windows® XP System Restore 33 Using the Last Known Good Configuration 34 Dell Diagnostics 35 Before You Start Testing 36 Beep Codes 36 Error Messages 38 Diagnostic Lights ...Finding Information 5 Setting Up Your Computer (Tower Orientation 9 Setting Up Your Computer (Desktop Orientation 14 About Your Computer 19 Front View (Tower Orientation 19 Back View (Tower Orientation 21 ...

Quick Reference Guide - Page 5

... • Drivers for my computer • My computer documentation • My device documentation • Desktop System Software (DSS) • How to set up my computer • How to open my computer... installed on your CD to provide lastminute updates about technical changes to run the Dell Diagnostics, or access your documentation. Finding Information NOTE: Some features or media may...

Quick Reference Guide - Page 7

... for correct operation of the drivers. Certified drivers, patches, and software updates • Desktop System Software (DSS)- Online discussion with technical support • Reference - DSS provides critical updates for your operating system and support for components, premier.support.dell.com. Quick Reference Guide 7 The website may not be available such as modem...

Quick Reference Guide - Page 8

... ship with your CD varies based on your operating system, use the Operating System CD. To reinstall your computer. Dell Supported Linux Sites • Linux.dell.com • Lists.us.dell.com/mailman/listinfo/linux-precision 8 Quick Reference Guide What Are You Looking For? • How to reinstall my operating system • How to...

Quick Reference Guide - Page 9

...: Do not connect a modem cable to the card. NOTE: If your computer. 1 Connect the keyboard and the mouse. 2 Connect the modem or the network cable. Voltage from telephone communications can damage the network adapter. You must complete all steps to properly set up your computer has a network card installed, connect the...

Quick Reference Guide - Page 14

You must complete all steps to properly set up your computer and operating system. Voltage from telephone communications can damage the network adapter. 14 Quick Reference Guide Setting Up Your Computer (Desktop Orientation) CAUTION: Before you install any of the procedures in this section, follow the safety instructions in the Product Information Guide...

Quick Reference Guide - Page 18

..., read the documentation that the software or device is compatible with the software or device or contact the vendor to the card. Connect the power cables 5 and turn on the computer and monitor. 6 Install additional software or devices. 4 Connect the speakers. You have now completed the setup for your computer and operating...

Quick Reference Guide - Page 20

... Dell badge for tower-to indicate different states: • No light - NOTICE: To avoid losing data, do not use the power button to turn it into a sound or telephony program. The power light illuminates and blinks or remains solid to -desktop conversion; For more information about sleep states and exiting from a power-saving state, press the power...

Quick Reference Guide - Page 24

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Quick Reference Guide - Page 29

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Quick Reference Guide - Page 35

... Guide 35 NOTE: If you see the Microsoft Windows desktop. The Dell Diagnostics allow you to wait until you see a message stating that tell you whether tests completed successfully • Receive error messages if problems are detected Starting the Dell Diagnostics From Your Hard Drive 1 Turn on one or all devices • Choose how...

Quick Reference Guide - Page 36

... safety instructions in the Product Information Guide. • Turn on the "Diagnostics Checklist" in the system setup program...to run. This beep code tells you see the Windows desktop. If multiple versions are listed, select the version appropriate for...the menu and press to identify a more serious cause. 3 Contact Dell for one is attached. • Enter system setup, review your ...

Quick Reference Guide - Page 37

... register failure Master DMA register failure Master interrupt mask register failure Slave interrupt mask register failure Interrupt vector loading failure Keyboard Controller Test failure NVRAM power loss Invalid NVRAM configuration Video Memory Test failure Screen initialization failure Screen retrace failure Search for video ROM failure No timer tick Shutdown failure Gate A20 failure Unexpected...

Quick Reference Guide - Page 39

A possible power supply or power cable failure has occurred. If the problem is seated correctly and restart the computer. amber A processor mismatch exists. See "Processor" in your User's Guide. Perform the procedure in "Power Problems" in your User's Guide. Contact Dell for technical assistance. The computer is in a reduced Use one of the appropriate methods to...

Quick Reference Guide - Page 40

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Quick Reference Guide - Page 41

... boot to ensure that the remaining modules are detected. If the computer starts normally, reinstall an additional module. Light Pattern Problem Description A possible USB failure has occurred. Contact Dell for more memory modules installed, remove the modules, reinstall one memory module in memory module connector DIMM_1. 4 Restart the computer. If the first...

Quick Reference Guide - Page 42

...that the memory modules that you are installing are turned off after POST. Routine system activity Watch your ...Guide NOTE: The diagnostic lights flicker briefly; A possible expansion card failure has occurred. 1 Determine if a conflict exists by removing a card... on page 32). 4 If the problem persists, contact Dell. they are compatible with your monitor for resource conflicts (...

Quick Reference Guide - Page 45

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Quick Reference Guide - Page 46

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