HP manual Troubleshooting Guide dc5850 Models

Page 1

Troubleshooting Guide - dc5850 Models

HP Compaq Business PCs

Page 1 Page 2
Image 1
Page 1 Page 2
Contents Troubleshooting Guide dc5850 Models Troubleshooting Guide Iii Iv About This Book Table of contents Accessing DPS Through Computer Setup Appendix B Password Security and Resetting CmosHP Insight Diagnostics HP Insight DiagnosticsSurvey Tab Test Tab Log Tab Select a language and click Download Protecting the SoftwareProtecting the Software HP Backup and Recovery Manager Safety and Comfort Safety and Comfort Before You Call for Technical SupportHelpful Hints Helpful Hints 1Solving General Problems Solving General ProblemsComputer date and time display is incorrect Cause Solution There is no sound or sound volume is too low Cause Solution Solving General ProblemsPoor performance is experienced Cause Solution Cause Solution Enww 2Solving Power Problems Solving Power ProblemsPower supply shuts down intermittently Cause Solution Solving Diskette Problems Solving Diskette Problems3Solving Diskette Problems Problem has occurred with a disk transaction Cause Solution Cannot format diskette Cause SolutionDiskette drive cannot read a diskette Cause Solution Invalid system disk message is displayed Cause SolutionBoot Storage Boot OrderSecurity Password Options Storage Storage Options Removable Media4Solving Hard Drive Problems Solving Hard Drive ProblemsHard drive error occurs Cause Solution Disk transaction problem Cause SolutionNonsystem disk/NTLDR missing message Cause Solution Solving Hard Drive ProblemsStorage Boot Order list Computer will not boot from hard drive Cause SolutionComputer seems to be locked up Cause Solution Solving Media Card Reader Problems Solving Media Card Reader Problems5Solving Media Card Reader Problems Can not write to the media card Cause SolutionEnww Solving Display Problems Solving Display Problems6Solving Display Problems Blank screen no video Cause SolutionDim characters Cause Solution Image is not centered Cause Solution Install the video drivers included in the upgrade kitOut of Range displays on screen Cause Solution Select ImageControl/ Horizontal Position or VerticalCertain typed symbols do not appear correct Cause Solution Solving Audio Problems Solving Audio Problems7Solving Audio Problems Sound cuts in and out Cause SolutionUnsaved data Line-in jack is not functioning properly Cause SolutionSolving Printer Problems Solving Printer Problems8Solving Printer Problems 9Solving Keyboard Problems Solving Keyboard and Mouse Problems10Solving Mouse Problems Select Shut DownSolving Keyboard and Mouse Problems 11Solving Hardware Installation Problems Solving Hardware Installation ProblemsComputer will not start Cause Solution Goes away Solving Hardware Installation ProblemsOnce bad card is identified, remove and replace bad Option card12Solving Network Problems Solving Network ProblemsWake-on-LAN feature is not functioning Cause Solution Network status link light never flashes Cause Solution Solving Network ProblemsDiagnostics reports a failure Cause Solution New network card will not boot Cause Solution Drivers for a new expansion board were installedNetwork controller requires drivers Solving Memory Problems Solving Memory Problems13Solving Memory Problems Enww Solving Processor Problems Solving Processor Problems14Solving Processor Problems Some fans only operate when needed15Solving CD-ROM and DVD Problems Solving CD-ROM and DVD ProblemsMode in Security Password Options Movie will not play in the DVD drive Cause Solution Solving CD-ROM and DVD ProblemsCannot eject compact disc tray-load unit Cause Solution 16Solving Drive Key Problems Solving Drive Key ProblemsUSB Drive Key not found identified Cause Solution System will not boot from USB Drive Key Cause SolutionSolving Front Panel Component Problems Solving Front Panel Component Problems17Solving Front Panel Component Problems 18Solving Internet Access Problems Solving Internet Access ProblemsUnable to connect to the Internet Cause Solution Click on System and Maintenance Solving Internet Access ProblemsDouble-clickAgere Systems PCI-SV92PP Soft Modem19Solving Software Problems Solving Software ProblemsContacting Customer Support Contacting Customer SupportPost Error Messages Post Numeric Codes and Text Messages Post Numeric Codes and Text MessagesTable A-1Numeric Codes and Text Messages Control panel message Description Recommended actionMemory modules If the error persists after replacingMemory modules, replace the system BoardClear CMOS. See Appendix B Flash Screen Image Corrupted Flash Screen image has errorsVerify monitor is attached and turned Replace the graphics card if possibleUnder Storage DPS Self-test Enww Activity Beeps Possible Cause Recommended Action Table A-2Diagnostic Front Panel LEDs and Audible CodesIs not spinning, make sure the fans cable is Device that is causing the failure This procedure until failure occurs. ReplaceReplace one device at a time and repeat Continue adding devices one at a time toProblem persists, replace the system board Check that both power supply cables areProperly connected to the system board Check to see if the 5Vaux light onCmos Resetting the Password Jumper Using Computer Setup to Reset Cmos Clearing and Resetting the CmosFigure B-1 Cmos button Locate, press, and hold the Cmos button in for five secondsDrive Protection System DPS Select Storage DPS Self-Test Accessing DPS Through Computer SetupIndex Index
Related manuals
Manual 4 pages 1.09 Kb Manual 19 pages 40.13 Kb Manual 114 pages 23.07 Kb
Top Page Image Contents