HP dc7900 manual Post Numeric Codes and Text Messages, Table A-1Numeric Codes and Text Messages

Page 57

POST Numeric Codes and Text Messages

This section covers those POST errors that have numeric codes associated with them. The section also includes some text messages that may be encountered during POST.

NOTE: The computer will beep once after a POST text message is displayed on the screen.

Table A-1Numeric Codes and Text Messages

Control panel message

Description

Recommended action

 

 

 

 

101-Option ROM Checksum Error

System ROM or expansion board option

1.

Verify the correct ROM.

 

ROM checksum.

2.

Flash the ROM if needed.

 

 

 

 

3.

If an expansion board was recently

 

 

 

added, remove it to see if the problem

 

 

 

remains.

 

 

4.

Clear CMOS. (See Appendix B,

 

 

 

Password Security and Resetting

 

 

 

CMOS on page 61.)

 

 

5.

If the message disappears, there may

 

 

 

be a problem with the expansion card.

 

 

6.

Replace the system board.

 

 

 

 

103-System Board Failure

DMA or timers.

1.

Clear CMOS. (See Appendix B,

 

 

 

Password Security and Resetting

 

 

 

CMOS on page 61.)

 

 

2.

Remove expansion boards.

 

 

3.

Replace the system board.

 

 

 

 

110-Out of Memory Space for Option ROMs

Recently added PCI expansion card contains

1.

If a PCI expansion card was recently

 

an option ROM too large to download during

 

added, remove it to see if the problem

 

POST.

 

remains.

 

 

2.

In Computer Setup, set Advanced >

 

 

 

Device Options > NIC PXE Option

 

 

 

ROM Download to DISABLE to prevent

 

 

 

PXE option ROM for the internal NIC

 

 

 

from being downloaded during POST to

 

 

 

free more memory for an expansion

 

 

 

card's option ROM. Internal PXE option

 

 

 

ROM is used for booting from the NIC to

 

 

 

a PXE server.

 

 

 

162-System Options Not Set

Configuration incorrect.

Run Computer Setup and check the

 

RTC (real-time clock) battery may need to

configuration in Advanced > Onboard

 

Devices.

 

be replaced.

Reset the date and time under Control

 

 

Panel. If the problem persists, replace the RTC battery. See the Hardware Reference Guide for instructions on installing a new battery, or contact an authorized dealer or reseller for RTC battery replacement.

163-Time & Date Not Set

Invalid time or date in configuration memory.

 

RTC (real-time clock) battery may need to

 

be replaced.

Reset the date and time under Control Panel (Computer Setup can also be used). If the problem persists, replace the RTC battery. See the Hardware Reference Guide

ENWW

POST Numeric Codes and Text Messages 51

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Contents Troubleshooting Guide Troubleshooting Guide Iii Iv About This Book Table of contents Accessing DPS Through Computer Setup Solving Software Problems Contacting Customer SupportHP Insight Diagnostics HP Insight DiagnosticsSurvey Tab Test Tab Log Tab Protecting the Software Click the Download buttonProtecting the Software HP Backup and Recovery Manager Safety and Comfort Safety and Comfort Before You Call for Technical SupportHelpful Hints Helpful Hints Solving General Problems 1Solving General ProblemsComputer date and time display is incorrect Cause Solution There is no sound or sound volume is too low Cause Solution Solving General ProblemsCannot remove computer cover or access panel Cause Solution Poor performance is experienced Cause SolutionYou do not want to launch automatically Cause SolutionEnww Solving Power Problems 2Solving Power ProblemsPower supply shuts down intermittently Cause Solution Solving Power Problems 3Solving Diskette Problems Solving Diskette ProblemsDiskette drive light stays on Cause Solution Drive not found Cause SolutionCannot format diskette Cause Solution Solving Diskette ProblemsProblem has occurred with a disk transaction Cause Solution Diskette drive cannot read a diskette Cause SolutionStorage Boot Order Cannot Boot to Diskette Cause SolutionBoot Security Password OptionsSolving Hard Drive Problems Solving Hard Drive Problems4Solving Hard Drive Problems Storage Boot Order list Nonsystem disk/NTLDR missing message Cause SolutionComputer will not boot from hard drive Cause Solution Device ConfigurationAgain Solving Media Card Reader Problems 5Solving Media Card Reader ProblemsCan not write to the media card Cause Solution Solving Media Card Reader Problems 6Solving Display Problems Solving Display ProblemsBlank screen no video Cause Solution Personalization, select Adjust screen resolutionDim characters Cause Solution Solving Display ProblemsImage 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 7Solving Audio ProblemsSound cuts in and out Cause Solution Solving Audio Problems Line-in jack is not functioning properly Cause SolutionAdvanced Device Options Internal Speaker 8Solving Printer Problems Solving Printer ProblemsSolving Keyboard and Mouse Problems Solving Keyboard and Mouse Problems9Solving Keyboard Problems 10Solving Mouse ProblemsEnww Solving Hardware Installation Problems Solving Hardware Installation Problems11Solving Hardware Installation Problems Computer will not start Cause SolutionGoes away Once bad card is identified, remove and replace badOption card Solving Network Problems Solving Network Problems12Solving Network Problems Wake-on-LAN feature is not functioning Cause SolutionDiagnostics reports a failure Cause Solution Network status link light never flashes Cause SolutionNew network card will not boot Cause Solution 13Solving Memory Problems Solving Memory ProblemsOut of memory error Cause Solution Memory count during Post is wrong Cause SolutionInsufficient memory error during operation Cause Solution Solving Memory Problems14Solving Processor Problems Solving Processor ProblemsSome fans only operate when needed Make sure the processor heatsink is installed properlySolving CD-ROM and DVD Problems Solving CD-ROM and DVD Problems15Solving CD-ROM and DVD Problems Mode in Security Password OptionsCannot eject compact disc tray-load unit Cause Solution Movie will not play in the DVD drive Cause SolutionEnww 16Solving USB Flash Drive Problems Solving USB Flash Drive ProblemsUSB flash drive not found identified Cause Solution System will not boot from USB flash drive 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 Click on System and Maintenance Solving Internet Access ProblemsDouble-clickAgere Systems PCI-SV92PP Soft Modem19Solving Software Problems Solving Software ProblemsContacting Customer Support Post 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 Verify monitor is attached and turned Sata Under Storage DPS Self-testSelect Security Drivelock Security Emulation to IDE, and select File SaveEmulation back to RAID and select File Save Changes and ExitKeyboard failure while Network Server Mode Activity Beeps Possible Cause Recommended Action Table A-2Diagnostic Front Panel LEDs and Audible CodesReplace one device at a time and repeat Red Power LED flashes eight Invalid ROM based on bad Enww Cmos Resetting the Password Jumper Clearing 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 Index
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dc7900 specifications

The HP dc7900 is a well-regarded desktop solution that serves as a testament to HP's commitment to performance, reliability, and user accessibility. Introduced as part of HP’s Compaq line and designed primarily for business professionals, the dc7900 combines powerful processing capabilities with a compact form factor that suits various office environments.

One of the standout features of the HP dc7900 is its robust configuration options. It typically comes equipped with Intel's Core 2 Duo or Quad processors, giving users the ability to handle demanding applications seamlessly. The inclusion of Intel's technologies, such as Intel vPro, enhances remote management and IT control, making it an ideal choice for businesses looking to streamline their operations.

The dc7900 is designed with flexibility in mind. It offers multiple form factors, including mini-tower, small form factor, and ultra-slim desktop configurations. This variety enables organizations to choose a model that best fits their workspace requirements, maximizing both efficiency and aesthetics. The small footprint models are particularly beneficial in space-constrained environments, while the mini-tower version provides expandability for future upgrades.

In terms of graphics capabilities, the HP dc7900 typically features integrated Intel graphics, with options to install discrete graphics cards for users who require enhanced visual performance. This makes the dc7900 suitable for tasks ranging from standard office applications to more graphics-intensive responsibilities.

Connectivity is another key characteristic of the HP dc7900. It is equipped with a variety of ports, including USB 2.0 and audio jacks, allowing users to connect peripherals easily. Additionally, the dc7900 supports legacy connections, making it easier for businesses with older equipment to integrate new systems without hassle.

Durability and reliability are hallmarks of the HP dc7900. Built with high-quality materials and subjected to rigorous testing, this desktop is designed to withstand the demands of a bustling office environment. Furthermore, HP's comprehensive warranty and support options assure businesses of the reliability of their investment.

The HP dc7900 is not just a powerful desktop; it’s a versatile and dependable solution for modern businesses. With its combination of performance, expandability, and solid build quality, the dc7900 remains a relevant choice for those looking to enhance their productivity and efficiency in the workplace.
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