System Fan, Description Spare part number | HP D3K72UT D3K72UT#ABA

System Fan

Description	Spare part number

Chassis fan for use in EMEA, North American, and Latin American regions; not for Brazil	657103-001

Chassis fan for use in Brazil	514238-001
	434645-001

1.Prepare the computer for disassembly (Preparation for Disassembly on page 43).

2.Remove the access panel (Access Panel on page 44).

3.Lay the computer on its side with the rear facing toward you.

4.Remove the three Phillips screws that secure the fan to the chassis. Figure 7-23Removing the fan

NOTE: System board appearance may vary.

System Fan 69

Image 79

HP D3K72UT D3K72UT#ABA manual System Fan, Description Spare part number

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 Feature Overview Product Features Model 1Microtower Components Microtower Components 2Small Form Factor Components Small Form Factor Components Installing the Operating System Installing and Customizing the SoftwareDownloading Microsoft Windows Updates Accessing Disk Image ISO Files Installing or Upgrading Device Drivers Windows systemsProtecting the Software Computer Setup F10 Utilities Computer Setup F10 Utility 1Computer Setup F10 Utility Using Computer Setup F10 Utilities 2Computer Setup-File Computer Setup-File Storage Options Sata Emulation Computer Setup-Storage3Computer Setup-Storage Option Description Device Configuration Shortcut to Temporarily Override Boot Order Boot OrderDPS Self-Test 4Computer Setup-Security Computer Setup-Security USB Security Network BootSlot Security System Security System IDs Management Computer Setup-Power5Computer Setup-Power Option Description Hardware Power 6Computer Setup-Advanced for advanced users Computer Setup-Advanced Recovering the Configuration Settings Microtower Chassis Spare Parts Illustrated parts catalogComputer Major Components Power supply, 300W Description Spare part number Access panelFront bezel Description Spare part number Cables HP Business Digital Headset Front I/O and USB assemblyMisc Parts Chassis fan Optical drive DrivesMisc Boards Description Spare part number Hard drive Spare part Description Number Sequential Part Number Listing 667727-001 Fan sink for use in models with Intel processors Use only in HP Pro 3505 models Intel Core i5 processors Power supplySmall Form Factor SFF Chassis Spare Parts Intel Core i7 processor Intel Pentium Dual-Core processors Intel Core i3 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 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 Routine Care General Cleaning Safety PrecautionsCleaning the Computer Case Operating Guidelines Cleaning the Monitor Cleaning the Keyboard Tools and Software Requirements Service ConsiderationsCleaning the Mouse Power Supply Fan Lithium Coin Cell Battery Cables and ConnectorsHard Drives Serviceability Features Removal and Replacement Procedures Microtower ChassisPreparation for Disassembly Description Spare part number Access panel 674373-001 Access Panel Front Bezel DDR3-SDRAM DIMMs Memory 1DIMM Sockets Populating Dimm SocketsDescription Socket Color Insertion Order Removing Memory Modules Page 2Expansion Slots Expansion CardsSlot Type Number of Slots 3Expansion Slots 4Expansion Slots 6Expansion Slot Locations HP Pro 8Removing an Expansion Slot Cover Expansion Cards Page Page Cable Management Cable Connections Connector Name Connector Color Description Drive locations Drives Installing Additional Drives 6System Board Drive Connections System Board Connector System Board Label Color 7System Board Drive Connections Model 14System Board Drive Connections HP Pro 3405 shown 8System Board Drive Connections Model 15System Board Drive Connections HP Pro 3505 shown Removing an Optical Drive Page 9Front I/O connectors Front I/O and USB Panel Housing AssemblyPage Remove the optical drive Removing an Optical Drive on Power Switch/LED AssemblyPage System Fan Page Fan Sink Assembly Description Spare part number Intel Core i7 processors ProcessorIntel 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 Description Socket Color 1DIMM Socket Locations Removing DIMMs Page Page Description Spare part number Graphics cards Expansion Card 2Expansion Slots Page Page Cable Management Sysfan 3Drive Positions Drive 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 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 Ethernet BNC Connector Pin AssignmentsConnector and Icon Pin Signal Connector and Icon 1/8 miniphone Pin Signal Line-out Audio Pin Power for CPUHeadphone Line-in Audio Monitor Serial Interface, Powered and Non-Powered DVI Connector Connector Pin Signal Pin PowerSignal Pin PCI Express X1, x4, x8, and x16 PCI Express Connector Pin a Signal GND PRSNT2# Rsvd X1, x4, x8, and x16 PCI Express Connector Pin B Signal Japanese Power Cord Requirements Power Cord Set RequirementsGeneral Requirements Country Accrediting Agency Country-Specific Requirements Post Error Messages Table C-1Numeric Codes and Text Messages Post Numeric Codes and Text Messages Appendix C 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 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 Safety and Comfort Before You Call for Technical Support Troubleshooting Without Diagnostics Refer to Helpful Hints on page 142 in this guide Helpful HintsPage Table D-1Solving General Problems Solving General ProblemsComputer date and time display is incorrect Cause Solution Poor performance is experienced Cause Solution There is no sound or sound volume is too low Cause Solution Cause Solution Table D-2Solving Power Problems Solving Power ProblemsPower supply shuts down intermittently Cause Solution Table D-3Solving Diskette Problems Solving 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 Solution Table D-4Solving Hard Drive Problems Solving Hard Drive Problems Advanced Power-On Options Power-OnNonsystem disk/NTLDR missing message Cause Solution Computer seems to be locked up Cause Solution Computer will not boot from hard drive Cause Solution Table D-5Solving Media Card Reader Problems Solving Media Card Reader ProblemsCan not write to the media card Cause Table D-6Solving Display Problems Solving Display ProblemsBlank screen no video Cause Solution Personalization, select Adjust screen resolution Image is not centered Cause Solution Dim characters Cause SolutionSelect ImageControl/ Horizontal Position or Vertical Out of Range displays on screen Cause No Connection, Check Signal Cable displays on screen CauseClicking noise coming from inside a CRT monitor Cause Symbol. Click Start All Programs Accessories Certain typed symbols do not appear correct Cause Solution Table D-7Solving Audio Problems Solving Audio Problems There is no sound or sound volume is too low Cause Sound from headphones is not clear or muffled CauseLine-in jack is not functioning properly Cause Table D-8Solving Printer Problems Solving Printer Problems Table D-9Solving Keyboard Problems Solving Keyboard and Mouse ProblemsTable D-10Solving Mouse Problems Solving Keyboard and Mouse Problems Security USB Security Solving Hardware Installation ProblemsTable D-11Solving Hardware Installation Problems Computer will not start Cause Solution Solving Hardware Installation Problems Table D-12Solving Network Problems Solving Network Problems Diagnostics reports a failure Cause Solution Solving Network Problems New network card will not boot Cause Solution Solving Memory Problems Insufficient memory error during operation Cause Solution Table D-13Solving Memory ProblemsOut of memory error Cause Solution Memory count during Post is wrong Cause Solution Table D-15Solving CD-ROM and DVD Problems Solving Processor ProblemsSolving CD-ROM and DVD Problems Table D-14Solving Processor Problems Movie will not play in the DVD drive Cause Solution Solving CD-ROM and DVD Problems Table D-16Solving USB Flash Drive Problems Solving USB Flash Drive ProblemsCannot eject compact disc tray-load unit Cause System will not boot from USB flash drive Cause Solution Solving Front Panel Component ProblemsTable D-17Solving Front Panel Component Problems USB flash drive not found identified Cause Solution Click Network and Internet Solving Internet Access ProblemsTable D-18Solving Internet Access Problems Unable to connect to the Internet Cause Solution Internet takes too long to download Web sites Cause Cannot automatically launch Internet programs CauseDouble-clickAgere Systems PCI-SV92PP Soft Modem Table D-19Solving Software Problems Solving Software Problems Contacting Customer Support Cmos Password Security and Resetting Clearing and Resetting the Cmos Resetting the Password JumperPage Windows 7 Backup and Recovery Backup and RecoveryBacking Up Your Information Select Start All Programs Maintenance Backup and Restore Using the Windows Recovery Tools Performing a Recovery Using F11 Select Repair your computer Table G-1Specifications Specifications Table G-2Specifications SFF Specifications Index Symbols/NumericsPage Sata