HP dc7800 tower manual Protecting the Software, Select a language and click Download

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automatically create an html file that has the same appearance as the information displayed on the screen.

1.Insert a diskette or USB 2.0 HP Drive Key (capacity must be 64MB or higher). USB 1.0 Drive Keys are not supported.

2.Click Save in the bottom right corner of the screen.

3.Select Save to the floppy or Save to USB key.

4.Enter a file name in the File Name box and click the Save button. An html file will be saved to the inserted diskette or USB HP Drive Key.

NOTE: Do not remove the diskette or USB key until you see a message indicating that the html file has been written to the media.

5.Print the information from the storage device used to save it.

NOTE: To exit HP Insight Diagnostics, click Exit Diagnostics button in the bottom left corner of the screen then remove the CD from the optical drive.

Downloading the Latest Version of HP Insight Diagnostics

1.Go to http://www.hp.com.

2.Click the Software & Driver Downloads link.

3.Enter your product number (for example, dc7800) in the text box and press the Enter key.

4.Select your specific computer model.

5.Select your OS.

6.Click the Diagnostic link.

7.Click HP Insight Diagnostics Offline Edition.

8.Select a language and click Download.

NOTE: The download includes instructions on how to create the bootable CD.

Protecting the Software

To protect software from loss or damage, you should keep a backup copy of all system software, applications, and related files stored on the hard drive. See the operating system or backup utility documentation for instructions on making backup copies of data files.

ENWW

Protecting the Software 5

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Contents Troubleshooting Guide Troubleshooting Guide Iii Iv About This Book Table of contents Accessing DPS Through Computer Setup HP Insight Diagnostics HP Insight Diagnostics Survey Tab Test Tab Log Tab Protecting the Software Protecting the SoftwareSelect a language and click Download HP Backup and Recovery Manager Safety and Comfort Safety and Comfort Before You Call for Technical SupportHelpful Hints Troubleshooting Without DiagnosticsHelpful Hints Computer date and time display is incorrect Cause Solution Solving General Problems1Solving General Problems Poor performance is experienced Cause Solution Solving General ProblemsThere is no sound or sound volume is too low Cause Solution Cannot remove computer cover or access panel Cause SolutionCause unknown Restart the computer Cause SolutionEnww Power supply shuts down intermittently Cause Solution Solving Power Problems2Solving Power Problems 3Solving Diskette Problems Solving Diskette ProblemsSolving Diskette Problems Invalid system disk message is displayed Cause Solution Cannot format diskette Cause SolutionProblem has occurred with a disk transaction Cause Solution Diskette drive cannot read a diskette Cause SolutionSecurity Password Options 4Solving Hard Drive Problems Solving Hard Drive ProblemsDevice Configuration Solving Hard Drive ProblemsStorage Boot Order list Computer will not boot from hard drive Cause SolutionTroubleshooting Without Diagnostics Can not write to the media card Cause Solution Solving Media Card Reader ProblemsSolving Media Card Reader Problems 5Solving Media Card Reader ProblemsTroubleshooting Without Diagnostics Blank screen no video Cause Solution Solving Display ProblemsSolving Display Problems 6Solving Display ProblemsDim characters Cause Solution Select ImageControl/ Horizontal Position or Vertical Image is not centered Cause SolutionOut of Range displays on screen Cause Solution Certain typed symbols do not appear correct Cause Solution Sound cuts in and out Cause Solution Solving Audio ProblemsSolving Audio Problems 7Solving Audio ProblemsLine-in jack is not functioning properly Cause Solution Sound from headphones is not clear or muffled Cause Solution8Solving Printer Problems Solving Printer ProblemsSolving Printer Problems Select Shut Down Solving Keyboard and Mouse Problems9Solving Keyboard Problems 10Solving Mouse ProblemsSolving Keyboard and Mouse Problems Computer will not start Cause Solution Solving Hardware Installation Problems11Solving Hardware Installation Problems Option card Solving Hardware Installation ProblemsGoes away Once bad card is identified, remove and replace badWake-on-LAN feature is not functioning Cause Solution Solving Network Problems12Solving Network Problems Diagnostics reports a failure Cause Solution Solving Network ProblemsNetwork status link light never flashes Cause Solution New network card will not boot Cause Solution 13Solving Memory Problems Solving Memory ProblemsSolving Memory Problems Troubleshooting Without Diagnostics Some fans only operate when needed Solving Processor ProblemsSolving Processor Problems 14Solving Processor ProblemsMovie will not play in the DVD drive Cause Solution Solving CD-ROM and DVD Problems15Solving CD-ROM and DVD Problems Mode in Security Password OptionsCannot eject compact disc tray-load unit Cause Solution Solving CD-ROM and DVD ProblemsSystem will not boot from USB Drive Key Cause Solution Solving Drive Key Problems16Solving Drive Key Problems USB Drive Key not found identified Cause Solution17Solving Front Panel Component Problems Solving Front Panel Component ProblemsSolving Front Panel Component Problems Unable to connect to the Internet Cause Solution Solving Internet Access Problems18Solving Internet Access Problems Modem Solving Internet Access ProblemsClick on System and Maintenance Double-clickAgere Systems PCI-SV92PP Soft19Solving Software Problems Solving Software ProblemsContacting Customer Support Contacting Customer SupportPost Error Messages Control panel message Description Recommended action Post Numeric Codes and Text MessagesPost Numeric Codes and Text Messages Table A-1Numeric Codes and Text MessagesContact an authorized dealer or reseller for Advanced Onboard Devices Computer Setup or Windows utilities Sata Under Storage DPS Self-testKeyboard failure while Network Server Mode Activity Beeps Possible Cause Recommended Action Table A-2Diagnostic Front Panel LEDs and Audible CodesUse the Smart ID technology before Red Power LED flashes ten Bad option card Cmos Resetting the Password Jumper Resetting the Password JumperClearing and Resetting the Cmos Figure 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
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