HP D3K72UT D3K72UT#ABA instruction

9.Remove the six screws that secure the system board to the chassis.

NOTE: System board appearance may vary.

Figure 8-37Removing the system board screws

10.Slide the system board away from the rear of the computer to disengage the ports, and then lift the board up and out of the chassis.

Figure 8-38Removing the system board

To install the system board, reverse the removal procedure.

116 Chapter 8 Removal and Replacement Procedures – Small Form Factor (SFF) Chassis

Image 126

HP D3K72UT D3K72UT#ABA 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 102 119 186 Page Product Features Feature Overview Model Microtower Components 1Microtower Components Small Form Factor Components 2Small Form Factor Components Installing and Customizing the Software Installing the Operating SystemDownloading Microsoft Windows Updates Installing or Upgrading Device Drivers Windows systems Accessing Disk Image ISO FilesProtecting the Software Computer Setup F10 Utility Computer Setup F10 Utilities Using Computer Setup F10 Utilities 1Computer Setup F10 Utility Computer Setup-File 2Computer Setup-File Option Description Device Configuration Computer Setup-Storage3Computer Setup-Storage Storage Options Sata Emulation Boot Order Shortcut to Temporarily Override Boot OrderDPS Self-Test Computer Setup-Security 4Computer Setup-Security Network Boot USB SecuritySlot Security System IDs System Security Option Description Hardware Power Computer Setup-Power5Computer Setup-Power Management Computer Setup-Advanced 6Computer Setup-Advanced for advanced users Recovering the Configuration Settings Illustrated parts catalog Microtower Chassis Spare PartsComputer Major Components Description Spare part number Access panel Power supply, 300WFront bezel Description Spare part number Cables Chassis fan Front I/O and USB assemblyMisc Parts HP Business Digital Headset Description Spare part number Hard drive DrivesMisc Boards Optical drive Sequential Part Number Listing Spare part Description Number 667727-001 Fan sink for use in models with Intel processors Use only in HP Pro 3505 models Intel Core i7 processor Power supplySmall Form Factor SFF Chassis Spare Parts Intel Core i5 processors Intel Core i3 processors Intel Pentium Dual-Core processors Cables Misc Parts 16X Sata DVD±RW drive 581600-001 DVD-ROM drive 581599-001 Illustrated parts catalog Small Form Factor SFF Chassis Spare Parts Sata Hard Drives Serial ATA Sata Drive Guidelines and FeaturesSerial ATA Hard Drive Characteristics Sata Hard Drive Cables Smart ATA Drives Hard Drive Capacities Generating Static Routine Care and Disassembly PreparationElectrostatic Discharge Information Relative Humidity Event 55% 40% 10% Static Shielding Protection Levels Preventing Electrostatic Damage to EquipmentPersonal Grounding Methods and Equipment Method Voltage Grounding the Work Area Recommended Materials and Equipment Operating Guidelines General Cleaning Safety PrecautionsCleaning the Computer Case Routine Care Cleaning the Keyboard Cleaning the Monitor Power Supply Fan Service ConsiderationsCleaning the Mouse Tools and Software Requirements Cables and Connectors Lithium Coin Cell BatteryHard Drives Removal and Replacement Procedures Microtower Chassis Serviceability FeaturesPreparation for Disassembly Access Panel Description Spare part number Access panel 674373-001 Front Bezel Memory DDR3-SDRAM DIMMs Populating Dimm Sockets 1DIMM SocketsDescription Socket Color Insertion Order Removing Memory Modules Page Expansion Cards 2Expansion SlotsSlot Type Number of Slots 3Expansion Slots 6Expansion Slot Locations HP Pro 4Expansion Slots 8Removing an Expansion Slot Cover Expansion Cards Page Page Cable Management Connector Name Connector Color Description Cable Connections Drives Drive locations Installing Additional Drives System Board Connector System Board Label Color 6System Board Drive Connections 14System Board Drive Connections HP Pro 3405 shown 7System Board Drive Connections Model 15System Board Drive Connections HP Pro 3505 shown 8System Board Drive Connections Model Removing an Optical Drive Page Front I/O and USB Panel Housing Assembly 9Front I/O connectorsPage Power Switch/LED Assembly Remove the optical drive Removing an Optical Drive onPage System Fan Page Fan Sink Assembly Processor Description Spare part number Intel Core i7 processorsIntel Celeron processors Remove the fan sink Fan Sink Assembly on Page Page Power Supply System Board 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 1DIMM Socket Locations Description Socket Color Removing DIMMs Page Page Expansion Card Description Spare part number Graphics cards 2Expansion Slots Page Page Cable Management Sysfan Drive Positions 3Drive Positions Removing Drives Page Removing the Hard Drive Page Page Page Power Switch Page Front USB Assembly 28Removing the front USB assembly screw Front USB Assembly Page Fan Assembly Description Spare part number Fan 656834-001Page Fan Sink Description Spare part number Fan sink 657402-001Page 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 Connector and Icon 1/8 miniphone Pin Signal Connector Pin AssignmentsConnector and Icon Pin Signal Ethernet BNC Line-in Audio Pin Power for CPUHeadphone Line-out Audio Serial Interface, Powered and Non-Powered Monitor DVI Connector Pin Power Connector Pin SignalSignal Pin X1, x4, x8, and x16 PCI Express Connector Pin a Signal PCI Express X1, x4, x8, and x16 PCI Express Connector Pin B Signal GND PRSNT2# Rsvd Power Cord Set Requirements Japanese Power Cord RequirementsGeneral Requirements Country-Specific Requirements Country Accrediting Agency Post Error Messages Post Numeric Codes and Text Messages Table C-1Numeric Codes and Text Messages Appendix C Post Error Messages Verify monitor is attached and turned Replace diskette drive Select File Save Changes and Exit Test under Storage DPS Self-testOptions Sata Emulation to IDE, Security Drivelock Security. For each Appendix C Post Error Messages Bios Occurred prior to the ME firmware update Table C-2Diagnostic Front Panel LEDs and Audible Codes Activity Beeps Possible Cause Recommended Action Desktop Management Guide for more Appendix C Post Error Messages Troubleshooting Without Diagnostics Safety and Comfort Before You Call for Technical Support Helpful Hints Refer to Helpful Hints on page 142 in this guidePage Solving General Problems Table D-1Solving General ProblemsComputer date and time display is incorrect Cause Solution There is no sound or sound volume is too low Cause Solution Poor performance is experienced Cause Solution Cause Solution Solving Power Problems Table D-2Solving Power ProblemsPower supply shuts down intermittently Cause Solution Solving Diskette Problems Table D-3Solving Diskette Problems Diskette drive cannot read a diskette Cause Solution Cannot format diskette Cause SolutionProblem has occurred with a disk transaction Cause Solution Invalid system disk message is displayed Cause Solution Solving Hard Drive Problems Table D-4Solving Hard Drive Problems Power-On Advanced Power-On OptionsNonsystem disk/NTLDR missing message Cause Solution Computer will not boot from hard drive Cause Solution Computer seems to be locked up Cause Solution Solving Media Card Reader Problems Table D-5Solving Media Card Reader ProblemsCan not write to the media card Cause Solving Display Problems Table D-6Solving Display ProblemsBlank screen no video Cause Solution Personalization, select Adjust screen resolution Dim characters Cause Solution Image is not centered Cause SolutionSelect ImageControl/ Horizontal Position or Vertical No Connection, Check Signal Cable displays on screen Cause Out of Range displays on screen CauseClicking noise coming from inside a CRT monitor Cause Certain typed symbols do not appear correct Cause Solution Symbol. Click Start All Programs Accessories Solving Audio Problems Table D-7Solving 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 Solving Printer Problems Table D-8Solving Printer Problems Solving Keyboard and Mouse Problems Table D-9Solving Keyboard ProblemsTable D-10Solving Mouse Problems Solving Keyboard and Mouse Problems Computer will not start Cause Solution Solving Hardware Installation ProblemsTable D-11Solving Hardware Installation Problems Security USB Security Solving Hardware Installation Problems Solving Network Problems Table D-12Solving Network Problems Solving Network Problems Diagnostics reports a failure Cause Solution Solving Memory Problems New network card will not boot Cause Solution Memory count during Post is wrong Cause Solution Table D-13Solving Memory ProblemsOut of memory error Cause Solution Insufficient memory error during operation Cause Solution Table D-14Solving Processor Problems Solving Processor ProblemsSolving CD-ROM and DVD Problems Table D-15Solving CD-ROM and DVD Problems Solving CD-ROM and DVD Problems Movie will not play in the DVD drive Cause Solution Solving USB Flash Drive Problems Table D-16Solving USB Flash Drive ProblemsCannot eject compact disc tray-load unit Cause USB flash drive not found identified Cause Solution Solving Front Panel Component ProblemsTable D-17Solving Front Panel Component Problems System will not boot from USB flash drive Cause Solution Unable to connect to the Internet Cause Solution Solving Internet Access ProblemsTable D-18Solving Internet Access Problems Click Network and Internet Cannot automatically launch Internet programs Cause Internet takes too long to download Web sites CauseDouble-clickAgere Systems PCI-SV92PP Soft Modem Solving Software Problems Table D-19Solving Software Problems Contacting Customer Support Password Security and Resetting Cmos Resetting the Password Jumper Clearing and Resetting the CmosPage Backup and Recovery Windows 7 Backup and RecoveryBacking Up Your Information Select Start All Programs Maintenance Backup and Restore Performing a Recovery Using the Windows Recovery Tools Using F11 Select Repair your computer Specifications Table G-1Specifications SFF Specifications Table G-2Specifications Symbols/Numerics IndexPage Sata