HP 7300 instruction

8.Remove the eight screws that secure the system board to the chassis.

9.Slide the system board toward the front of the chassis, and then lift it up and out of the chassis.

To install the system board, reverse the removal procedure.

NOTE: When replacing the system board, you must also change the chassis serial number in the BIOS.

NOTE: After installing a new system board, always update the system ROM to ensure that the latest version of the BIOS is being used on the computer. The latest system ROM BIOS can be found at: http:\\h18000.www1.hp.com/support/files.

System Board 101

Image 111

HP 7300 manual

Contents

Maintenance & Service Guide Maintenance & Service Guide About This Book Iv About This Book Table of contents Serial ATA Sata Drive Guidelines and Features 104 144 216 Page Product Features Standard ConfigurationHP Pro 3300 MT HP Pro 3300 SFF HP Elite 7500/7300 MT Microtower Components Serviceability Features Small Form Factor Components Activating and Customizing the Software Activating and customizing the software in WindowsActivating the Windows operating system Downloading Windows 7 updates Installing or upgrading device driversCustomizing the monitor display Click Settings Change PC Settings Downloading Windows 8 updates Computer Setup F10 Utilities Computer Setup F10 Utility 1Computer Setup F10 Utility Using Computer Setup F10 Utilities 2Computer Setup-File Computer Setup-File OptionDescription Computer Setup-Storage3Computer Setup-Storage Sata Defaults Max eSATA Speed Removable Media BootStorage Options ESATA Port Sata Emulation Boot Order Shortcut to Temporarily Override Boot OrderDPS Self-Test 4Computer Setup-Security Computer Setup-Security System IDs Network BootMaster Boot Record Slot Security System Security Secure Boot ConfigurationDriveLock Security 5Computer Setup-Power Computer Setup-Power Computer Setup-Advanced 6Computer Setup-Advanced for advanced usersOption Heading Power-On Options Device Options Bios Power-OnOnboard Devices Bus Options Recovering the Configuration Settings VGA ConfigurationAMT Configuration Illustrated parts catalog Microtower MT Chassis Spare PartsComputer Major Components Intel processors Description Spare part number Access panelPower supply, 300W Front bezel Description Spare part number Illustrated parts catalog Cables Misc Parts Fan sink includes replacement thermal materialFront I/O and USB assembly RTC battery Optical drive DrivesMisc Boards Description Spare part number Hard drive Spare part Description Number Sequential Part Number ListingGraphics adapters for use in models with Windows Wlan modules Microtower MT Chassis Spare Parts Illustrated parts catalog Microtower MT Chassis Spare Parts Illustrated parts catalog Small Form Factor SFF Chassis Spare Parts Intel Pentium Dual-Core processors Intel Core i7 processorIntel Core i5 processors Intel Core i3 processors Cables DVI to VGA adapter, HF, 29-pin not illustrated Front I/O and card reader 6-in-1DVI to VGA adapter not illustrated DVI to VGA adapter, HF not illustrated DVD-ROM drive 581599-001 16X Sata DVD±RW drive 581600-001 Illustrated parts catalog Small Form Factor SFF Chassis Spare Parts Sata Hard Drive Cables Serial ATA Sata Drive Guidelines and FeaturesSerial ATA Hard Drive Characteristics Sata Hard Drives Hard Drive Capacities Smart ATA Drives Relative Humidity Event 55% 40% 10% Routine Care, and Disassembly PreparationElectrostatic Discharge Information Generating Static Method Voltage Preventing Electrostatic Damage to EquipmentPersonal Grounding Methods and Equipment Static Shielding Protection Levels Recommended Materials and Equipment Grounding the Work Area Operating Guidelines Routine Care General Cleaning Safety PrecautionsCleaning the Computer Case Cleaning the Keyboard Power Supply Fan Service ConsiderationsCleaning the Monitor Cleaning the Mouse Cables and Connectors ScrewsHard Drives Lithium Coin Cell Battery Preparation for Disassembly Removal and Replacement Procedures Microtower MT Chassis Description Spare part number Access panel 657104-001 Access PanelPage Front Bezel Page DDR3-SDRAM DIMMs Memory HP Elite 7500 Memory Populating Dimm Sockets 1DIMM Socket LocationsDescription Socket Color Description Socket Color Removing Memory Modules Page Graphics cards for use in models with Windows Expansion Cards Item Description Page Page Page Page Page Cable Management Cable Connections Connector Name Connector Color Description Drives Drive Positions System Board Drive Connections Installing Additional Drives System Board Connector System Board Label Color Removing an Optical Drive Page Page Removing a Hard Drive Page Page Page Page Page Drives Front I/O and USB Panel Housing Assembly Page Removal and Replacement Procedures Microtower MT Chassis Remove the optical drive Removing an Optical Drive on Power Switch/LED AssemblyPage Description Spare part number Fan 657103-001 System FanPage Fan Sink Assembly Page Description Spare part number Intel Core i7 processors Processor AMD Phenom II processors AMD Athlon II processorsAMD Sempron processor Page Page Processor Description Spare part number Power supply, 300W 656721-001 Power SupplyPage System Board Page Battery Page Preparation for Disassembly Description Spare part number Access panel 656832-001 Page Description Spare part number Front bezel 656835-001 GB, PC3-10600 585157-001 635803-001 635802-001 Populating Dimm Sockets Removing DIMMs Page Page Description Spare part number Graphics cards Expansion Card PCI Page Page Page Cable Management Cable Connections Drives Removing Drives Page Removing the Hard Drive Page Page Page Power Switch Page Front USB Assembly Page Page Description Spare part number Fan 656834-001 Fan AssemblyPage Description Spare part number Fan sink 657402-001 Fan SinkPage 2600S 2.7 GHz, 8-MB L3 cache, 65W 638419-001 Page Power supply, 220W 656722-001 Power supply, 270W 665224-001 Page System Board Page Battery Page Safety and Comfort Before You Call for Technical Support Troubleshooting Without Diagnostics Refer to Helpful Hints on page 145 in this guide Helpful HintsPage Computer will not respond to keyboard or mouse Cause Solving General ProblemsTable A-1Solving General Problems Computer date and time display is incorrect Cause Solution Advanced Device Options There is no sound or sound volume is too low Cause SolutionCannot remove computer cover or access panel Cause Poor performance Cause Solution Under Windows System, click Run All apps icon Cause Solution Solving Power Problems Table A-2Solving Power ProblemsPower supply shuts down intermittently Cause Solution Some models, is set to the appropriate voltage. Proper Table A-3Solving Hard Drive Problems Solving Hard Drive Problems Device Configuration Nonsystem disk/NTLDR missing message Cause SolutionComputer will not boot from hard drive Cause Solution Storage Boot Order Computer seems to be locked up Cause Solution Solving Media Card Reader Problems Table A-4Solving Media Card Reader ProblemsCan not write to the media card Cause Computer’s software is used to safely eject the card Adjust screen resolution Solving Display ProblemsTable A-5Solving Display Problems Blank screen no video Cause Solution Dim characters Cause Solution Image is not centered Cause Solution No Connection, Check Signal Cable displays on screen CauseSelect ImageControl/ Horizontal Position or Vertical Out of Range displays on screen Cause Certain typed symbols do not appear correct Cause Table A-6Solving Audio Problems Solving Audio Problems Sound from headphones is not clear or muffled Cause There is no sound or sound volume is too low CauseLine-in jack is not functioning properly Cause Printer will not turn on Cause Solution Solving Printer ProblemsTable A-7Solving Printer Problems Printer will not print Cause Solution Printer prints garbled information Cause Solution Table A-8Solving Keyboard Problems Solving Keyboard and Mouse Problems Enter Table A-9Solving Mouse Problems Security USB Security Solving Hardware Installation ProblemsTable A-10Solving Hardware Installation Problems Control Panel , and then select Device Manager Computer will not start Cause Solution Table A-11Solving Network Problems Solving Network Problems Manager Network status link light never flashes Cause Solution Diagnostics reports a failure Cause Solving Memory Problems Insufficient memory error during operation Cause Solution Table A-12Solving Memory ProblemsOut of memory error Cause Solution Memory count during Post is wrong Cause Solution Table A-14Solving CD-ROM and DVD Problems Solving Processor ProblemsSolving CD-ROM and DVD Problems Table A-13Solving Processor Problems Movie will not play in the DVD drive Cause Solution Security Network Boot Cannot eject compact disc tray-load unit Cause System will not boot from USB flash drive Cause Solution Solving USB Flash Drive ProblemsTable A-15Solving USB Flash Drive Problems USB flash drive not found identified Cause Solution Unable to connect to the Internet Cause Solution Solving Front Panel Component ProblemsSolving Internet Access Problems Ports are set to Enabled in Security USB Security Click Internet Options Select Start Control Panel Solving Software Problems Solving Software Problems Contacting Customer Support Why run HP PC Hardware Diagnostics HP PC Hardware Diagnostics How to access and run HP PC Hardware Diagnostics Downloading HP PC Hardware Diagnostics to a USB device System Recovery Backup and RecoveryRestoring and recovering in Windows System Restore System Recovery when Windows is responding System Recovery when Windows is not responding Creating recovery media Using recovery media Backing up your information Backup and recovery in Windows Using the Windows recovery tools Performing a system recovery Using f11 recovery tools Power Cord Set Requirements Japanese Power Cord RequirementsGeneral Requirements Country Accrediting Agency Country-Specific Requirements Post Error Messages Table E-1Numeric Codes and Text Messages Post Numeric Codes and Text Messages Appendix E Post Error Messages Verify monitor is attached and turned Replace diskette drive Security Drivelock Security. For each Test under Storage DPS Self-testOptions Sata Emulation to IDE, Select File Save Changes and Exit Appendix E Post Error Messages Bios Occurred prior to the ME firmware update Table E-2Diagnostic Front Panel LEDs and Audible Codes Activity Beeps Possible Cause Recommended Action Desktop Management Guide for more Appendix E Post Error Messages Cmos Password Security and Resetting Resetting the Password Jumper Models 3300/3305 Resetting the Password Jumper Model 7300/7500 Clearing and Resetting the Cmos Models 3300/3305 Clearing and Resetting the Cmos Model 7300/7500 Table G-1Specifications Specifications Rated Voltage Range SFF SpecificationsTable G-2Specifications Model Cmos IndexPage Sata