HP dc7800 tower manual 16Solving Drive Key Problems

Page 48

Solving Drive Key Problems

If you encounter Drive Key problems, common causes and solutions are listed in the following table.

Table 2-16Solving Drive Key Problems

USB Drive Key is not seen as a drive letter in Windows.

Cause

Solution

 

 

The drive letter after the last physical drive is not available.

Change the default drive letter for the Drive Key in Windows.

 

 

USB Drive Key not found (identified).

 

 

 

Cause

Solution

 

 

The device is attached to a USB port that has been hidden in

Run the Computer Setup utility and ensure that "Device

Computer Setup.

available" is selected for "All USB Ports" and "Front USB Ports"

 

under Security > Device Security.

 

 

The device was not properly seated before power-up.

Ensure the device is fully inserted into the USB port before

 

applying power to the system

 

 

System will not boot from USB Drive Key.

 

 

 

Cause

Solution

 

 

Boot order is not correct.

Run the Computer Setup utility and change boot sequence in

 

Storage > Boot Order.

 

 

Removable Media Boot is disabled in the Computer Setup

Run the Computer Setup utility and enable booting to

utility.

removable media in Storage > Storage Options. Ensure USB

 

is enabled in Storage > Boot Order.

 

 

The image on the device is not bootable.

Follow the procedures described in the "ROM Flash:

 

Replicating the Setup: Creating a Bootable Device: Supported

 

USB Flash Media Device" section of the Service Reference

 

Guide.

 

 

The computer boots to DOS after making a bootable Drive Key.

Cause

Solution

 

 

Drive Key is bootable.

Install the Drive Key only after the operating system boots.

 

 

42 Chapter 2 Troubleshooting Without Diagnostics

ENWW

Page 47 Page 49
Image 48
Page 47 Page 49
Contents Troubleshooting Guide Troubleshooting Guide Iii Iv About This Book Table of contents Accessing DPS Through Computer Setup HP Insight Diagnostics HP Insight DiagnosticsSurvey Tab Test Tab Log Tab Protecting the Software Select a language and click DownloadProtecting the Software HP Backup and Recovery Manager Safety and Comfort Before You Call for Technical Support Safety and ComfortTroubleshooting Without Diagnostics Helpful HintsHelpful Hints Solving General Problems 1Solving General ProblemsComputer date and time display is incorrect Cause Solution Solving General Problems There is no sound or sound volume is too low Cause SolutionCannot remove computer cover or access panel Cause Solution Poor performance is experienced Cause SolutionCause Solution Cause unknown Restart the computerEnww Solving Power Problems 2Solving Power ProblemsPower supply shuts down intermittently Cause Solution Solving Diskette Problems Solving Diskette Problems3Solving Diskette Problems Cannot format diskette Cause Solution Problem has occurred with a disk transaction Cause SolutionDiskette drive cannot read a diskette Cause Solution Invalid system disk message is displayed Cause SolutionSecurity Password Options Solving Hard Drive Problems 4Solving Hard Drive ProblemsSolving Hard Drive Problems Storage Boot Order listComputer will not boot from hard drive Cause Solution Device ConfigurationTroubleshooting Without Diagnostics Solving Media Card Reader Problems Solving Media Card Reader Problems5Solving Media Card Reader Problems Can not write to the media card Cause SolutionTroubleshooting Without Diagnostics Solving Display Problems Solving Display Problems6Solving Display Problems Blank screen no video Cause SolutionDim characters Cause Solution Image is not centered Cause Solution Out of Range displays on screen Cause SolutionSelect ImageControl/ Horizontal Position or Vertical Certain typed symbols do not appear correct Cause Solution Solving Audio Problems Solving Audio Problems7Solving Audio Problems Sound cuts in and out Cause SolutionSound from headphones is not clear or muffled Cause Solution Line-in jack is not functioning properly Cause SolutionSolving Printer Problems Solving Printer Problems8Solving Printer Problems Solving Keyboard and Mouse Problems 9Solving Keyboard Problems10Solving Mouse Problems Select Shut DownSolving Keyboard and Mouse Problems Solving Hardware Installation Problems 11Solving Hardware Installation ProblemsComputer will not start Cause Solution Solving Hardware Installation Problems Goes awayOnce bad card is identified, remove and replace bad Option cardSolving Network Problems 12Solving Network ProblemsWake-on-LAN feature is not functioning Cause Solution Solving Network Problems Network status link light never flashes Cause SolutionDiagnostics reports a failure Cause Solution New network card will not boot Cause Solution Solving Memory Problems Solving Memory Problems13Solving Memory Problems Troubleshooting Without Diagnostics Solving Processor Problems Solving Processor Problems 14Solving Processor Problems Some fans only operate when neededSolving CD-ROM and DVD Problems 15Solving CD-ROM and DVD ProblemsMode in Security Password Options Movie will not play in the DVD drive Cause SolutionSolving CD-ROM and DVD Problems Cannot eject compact disc tray-load unit Cause SolutionSolving Drive Key Problems 16Solving 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 Solving Internet Access Problems 18Solving Internet Access ProblemsUnable to connect to the Internet Cause Solution Solving Internet Access Problems Click on System and MaintenanceDouble-clickAgere Systems PCI-SV92PP Soft ModemSolving Software Problems 19Solving 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 actionContact an authorized dealer or reseller for Advanced Onboard Devices Computer Setup or Windows utilities Under Storage DPS Self-test SataKeyboard failure while Network Server Mode Table A-2Diagnostic Front Panel LEDs and Audible Codes Activity Beeps Possible Cause Recommended ActionUse 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 Locate, press, and hold the Cmos button in for five seconds Figure B-1 Cmos buttonDrive Protection System DPS Accessing DPS Through Computer Setup Select Storage DPS Self-TestIndex
Related manuals
Manual 17 pages 59.95 Kb Manual 4 pages 40.15 Kb Manual 120 pages 24.6 Kb
Top Page Image Contents