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HP D3K72UT D3K72UT#ABA manual

Models: D3K72UT D3K72UT#ABA

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5.Disconnect the power switch cable from the front USB assembly cable. Figure 8-24Disconnecting the power switch cable

6.From the outside, front of the computer, press the tab on the right side of the power switch (1) to disengage it from the chassis.

7.Rotate the power switch right to left (2), and then remove it from the computer (3) while routing the cable through the hole in the front of the chassis.

Figure 8-25Removing the power switch

To install the power switch, reverse the removal procedure.

Power Switch 103

Image 113

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 Feature Overview Product Features Model 1Microtower Components Microtower Components 2Small Form Factor Components Small Form Factor Components Downloading Microsoft Windows Updates Installing and Customizing the SoftwareInstalling the Operating System Protecting the Software Installing or Upgrading Device Drivers Windows systemsAccessing Disk Image ISO Files Computer Setup F10 Utilities Computer Setup F10 Utility 1Computer Setup F10 Utility Using Computer Setup F10 Utilities 2Computer Setup-File Computer Setup-File 3Computer Setup-Storage Computer Setup-StorageOption Description Device Configuration Storage Options Sata Emulation DPS Self-Test Boot OrderShortcut to Temporarily Override Boot Order 4Computer Setup-Security Computer Setup-Security Slot Security Network BootUSB Security System Security System IDs 5Computer Setup-Power Computer Setup-PowerOption Description Hardware Power Management 6Computer Setup-Advanced for advanced users Computer Setup-Advanced Recovering the Configuration Settings Computer Major Components Illustrated parts catalogMicrotower Chassis Spare Parts Front bezel Description Spare part number Access panelPower supply, 300W Description Spare part number Cables Misc Parts Front I/O and USB assemblyChassis fan HP Business Digital Headset Misc Boards DrivesDescription Spare part number Hard drive Optical 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 Small Form Factor SFF Chassis Spare Parts Power supplyIntel Core i7 processor Intel Core i5 processors 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 Serial ATA Hard Drive Characteristics Serial ATA Sata Drive Guidelines and FeaturesSata Hard Drives Sata Hard Drive Cables Hard Drive Capacities Smart ATA Drives Electrostatic Discharge Information Routine Care and Disassembly PreparationGenerating Static Relative Humidity Event 55% 40% 10% Personal Grounding Methods and Equipment Preventing Electrostatic Damage to EquipmentStatic Shielding Protection Levels Method Voltage Recommended Materials and Equipment Grounding the Work Area Cleaning the Computer Case General Cleaning Safety PrecautionsOperating Guidelines Routine Care Cleaning the Monitor Cleaning the Keyboard Cleaning the Mouse Service ConsiderationsPower Supply Fan Tools and Software Requirements Hard Drives Cables and ConnectorsLithium Coin Cell Battery Preparation for Disassembly Removal and Replacement Procedures Microtower ChassisServiceability Features Description Spare part number Access panel 674373-001 Access Panel Front Bezel DDR3-SDRAM DIMMs Memory Description Socket Color Insertion Order Populating Dimm Sockets1DIMM Sockets Removing Memory Modules Page Slot Type Number of Slots Expansion Cards2Expansion 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 Intel Celeron processors ProcessorDescription Spare part number Intel Core i7 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 Connector and Icon Pin Signal Connector Pin AssignmentsConnector and Icon 1/8 miniphone Pin Signal Ethernet BNC Headphone Pin Power for CPULine-in Audio Line-out Audio Monitor Serial Interface, Powered and Non-Powered DVI Connector Signal Pin Pin PowerConnector Pin Signal 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 General Requirements Power Cord Set RequirementsJapanese Power Cord 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 Options Sata Emulation to IDE, Test under Storage DPS Self-testSelect File Save Changes and Exit 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 Safety and Comfort Before You Call for Technical Support Troubleshooting Without Diagnostics Refer to Helpful Hints on page 142 in this guide Helpful HintsPage Computer date and time display is incorrect Cause Solution Solving General ProblemsTable D-1Solving General Problems Poor performance is experienced Cause Solution There is no sound or sound volume is too low Cause Solution Cause Solution Power supply shuts down intermittently Cause Solution Solving Power ProblemsTable D-2Solving Power Problems Table D-3Solving Diskette Problems Solving Diskette Problems Problem has occurred with a disk transaction Cause Solution Cannot format diskette Cause SolutionDiskette drive cannot read a diskette Cause Solution Invalid system disk message is displayed Cause Solution Table D-4Solving Hard Drive Problems Solving Hard Drive Problems Nonsystem disk/NTLDR missing message Cause Solution Power-OnAdvanced Power-On Options Computer seems to be locked up Cause Solution Computer will not boot from hard drive Cause Solution Can not write to the media card Cause Solving Media Card Reader ProblemsTable D-5Solving Media Card Reader Problems Blank screen no video Cause Solution Solving Display ProblemsTable D-6Solving Display Problems Personalization, select Adjust screen resolution Select ImageControl/ Horizontal Position or Vertical Dim characters Cause SolutionImage is not centered Cause Solution Clicking noise coming from inside a CRT monitor Cause No Connection, Check Signal Cable displays on screen CauseOut of Range displays on screen Cause Symbol. Click Start All Programs Accessories Certain typed symbols do not appear correct Cause Solution Table D-7Solving Audio Problems Solving Audio Problems Line-in jack is not functioning properly Cause Sound from headphones is not clear or muffled CauseThere is no sound or sound volume is too low Cause Table D-8Solving Printer Problems Solving Printer Problems Table D-10Solving Mouse Problems Solving Keyboard and Mouse ProblemsTable D-9Solving Keyboard Problems Solving Keyboard and Mouse Problems Table D-11Solving Hardware Installation Problems Solving Hardware Installation ProblemsComputer will not start Cause Solution Security USB Security 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 Out of memory error Cause Solution Table D-13Solving Memory ProblemsMemory count during Post is wrong Cause Solution Insufficient memory error during operation Cause Solution Solving CD-ROM and DVD Problems Solving Processor ProblemsTable D-14Solving Processor Problems Table D-15Solving CD-ROM and DVD Problems Movie will not play in the DVD drive Cause Solution Solving CD-ROM and DVD Problems Cannot eject compact disc tray-load unit Cause Solving USB Flash Drive ProblemsTable D-16Solving USB Flash Drive Problems Table D-17Solving Front Panel Component Problems Solving Front Panel Component ProblemsUSB flash drive not found identified Cause Solution System will not boot from USB flash drive Cause Solution Table D-18Solving Internet Access Problems Solving Internet Access ProblemsUnable to connect to the Internet Cause Solution Click Network and Internet Double-clickAgere Systems PCI-SV92PP Soft Modem Cannot automatically launch Internet programs CauseInternet takes too long to download Web sites Cause 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 Backing Up Your Information Backup and RecoveryWindows 7 Backup and Recovery 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