HP 500B VS695UT 505B, 500B VS695UT VS695UT#ABA System Board, 59Power supply securing features

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Figure 2-59Power supply securing features

System Board

When replacing the system board, be sure that the following components are removed from the defective system board and installed on the replacement system board:

Memory modules

Processor

Expansion modules

To remove the system board:

1.Prepare the computer for disassembly (Preparation for Disassembly on page 4).

2.Remove the access panel (Access Panel on page 5).

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

4.Remove the front bezel (Front Bezel on page 7).

5.Remove an expansion cards (Expansion Cards on page 13).

6.Disconnect the power, and data cables from the back of all installed drives.

7.Disconnect all cables from the system board.

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

System Board

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Contents Maintenance & Service Guide Page About This Book Iv About This Book Table of contents Appendix a Computer F10 Setup USB 102 Chassis Designations Product DescriptionHP 500B/505B Compaq 500B/505B, Compaq 510B/515B Product Description Preparation for Disassembly Removal and Replacement Procedures Microtower MT Chassis2Removing the Computer Access Panel Access PanelPage 4Removing the Front Bezel Front BezelPage DDR3-SDRAM DIMMs Memory1DIMM Socket Locations Populating Dimm SocketsDescription Socket Color 8DIMM locations 500B shown Memory Installing Memory ModulesPage 2Expansion Slot Locations Expansion CardsItem Description PCI Express x1 expansion slot PCI expansion slot 14Removing the bracket cover Expansion Cards Page 18Lifting the card from the computer Expansion Cards Page Page Page 3Cable connections 500B/510B Connector Name Connector Color DescriptionCable Management Cable Connections4Cable connections 505B/515B Drives Installing Additional Drives5System Board Drive Connections System Board Drive ConnectionsRemoving an Optical Drive Page Replacing an Optical Drive Removing a Hard Drive 36Disconnecting the hard drive cables Drives Page Replacing a Hard Drive Page Front I/O and USB Panel Housing Assembly Remove the optical drive Removing an Optical Drive on Power Switch/LED AssemblySystem Fan Heat sink assembly Intel Model 500B/510B Heat sink assembly AMD Model 505B/515B Processor Intel Model 500B/510B Page Processor AMD Model 505B/515B Power Supply Page 52Disconnecting the power cable Power Supply Page 56Removing the power supply screws Power Supply Page System Board 59Power supply securing featuresBattery Type 1 Battery Holder Type 3 Battery Holder Type 2 Battery HolderPage Model 500B/510B Computer Setup F10 Utilities Computer F10 SetupUsing Computer Setup F10 Utilities Table A-1Computer Setup-Main Computer Setup-MainTable A-2Computer Setup-Advanced Computer Setup-AdvancedTable A-3Computer Setup-Power Computer Setup-PowerSavings S5 Maximum PowerTable A-4Computer Setup-Boot Computer Setup-BootComputer Setup-Exit Model 505B/515B Computer Setup F10 UtilitiesTable A-5Computer Setup-Exit Table A-6Computer Setup-Main Table A-7Computer Setup-Advanced Password Table A-8Computer Setup-PowerOther Appendix a Computer F10 Setup Boot Priority Network Group Boot Table A-9Computer Setup-BootScreen Boot Device Priority Priority CD-ROM Group BootTable A-10Computer Setup-Exit Beeps Diagnosis Recommended action DiagnosticsInterpreting Diagnostic Beep Codes Table B-1Diagnostic Beep CodesState LED Status LED CodesTesting Memory Modules Accessing HP Insight DiagnosticsReason Result Improperly installed Post Error/Warning MessagesDefective Using the Setup Utility Power Button/Power Button LEDClearing Cmos Bios UpdatesPage Safety and Comfort Before You Call for Technical Support Troubleshooting Without DiagnosticsHelpful Hints Computer date and time display is incorrect Cause Solving General ProblemsComputer will not turn on Cause Solving Power ProblemsPoor performance is experienced Cause Solution Computer is beeping and will not start CauseDrive not found identified Cause Solution Solving Hard Drive ProblemsSolving Media Card Reader Problems Blank screen no video Cause Solution Solving Display ProblemsPicture is broken up, rolls, jitters, or flashes Cause No sound Cause Solving Audio ProblemsSolving Keyboard and Mouse Problems Sound cuts in and out CauseDiagnostics reports a failure Cause Solving Network ProblemsSolving Memory Problems Solving Memory ProblemsSolving CD-ROM and DVD Problems Headphone or microphone is not working Cause Solution Solving Front Panel Component ProblemsUSB device is not recognized by the computer Cause Ethernet BNC Connector Pin AssignmentsPin Power for CPU Connector and Icon Pin SignalLine-in Audio Pin SignalMicrophone HeadphoneMonitor Pin PowerConnector Signal PinPCI Express X1, x4, x8, and x16 PCI Express Connector Pin a SignalX1, x4, x8, and x16 PCI Express Connector Pin B Signal GND PRSNT2# Rsvd Relative Humidity Event 55% 40% 10% Routine Care and Disassembly PreparationElectrostatic Discharge Information Generating StaticPersonal Grounding Methods and Equipment Preventing Electrostatic Damage to EquipmentStatic Shielding Protection Levels Recommended Materials and Equipment Grounding the Work AreaMethod Voltage Operating Guidelines Routine Care General Cleaning Safety PrecautionsCleaning the Computer Case Cleaning the KeyboardPower Supply Fan Service ConsiderationsCleaning the Monitor Cleaning the MouseHard Drives Cables and ConnectorsTools and Software Requirements ScrewsLithium Coin Cell Battery Sata Hard Drive Cables Serial ATA Sata Drive Guidelines and FeaturesSerial ATA Hard Drive Characteristics Sata Hard DrivesHard Drive Capacities Smart ATA DrivesJapanese Power Cord Requirements Power Cord Set RequirementsGeneral Requirements Country Accrediting Agency Country-Specific RequirementsTable H-1Specifications SpecificationsAcoustic noise Index Symbols/NumericsSata