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HP 8300 D0K72US#ABA, 8300 C5J37AWABA manual 68Removing the power supply Power supply

Models: 8300 C5J37AWABA 8300 D0K72US#ABA

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5.Remove the Torx screw (1) that secures the power connector to the computer, and then lift the connector from atop the speaker (2).

Figure 6-67Removing the power connector

6.Disconnect the cable from the system board connector (1).

7.Position the cable above the power supply (2).

Positioning the cable above the power supply makes it easier to slide the power supply downward and out of the bracket that secures it.

Figure 6-68Removing the power supply

Power supply 79

Image 87

HP 8300 D0K72US#ABA, 8300 C5J37AWABA manual 68Removing the power supply Power supply

Contents

Maintenance & Service Guide Maintenance & Service Guide Iii About This BookIv About This Book Table of contents Removal and Replacement Procedures All-in One AIO Chassis 108 103105 107Interpreting Post diagnostic front panel LEDs 143 Models 153 154Viii Overview Product FeaturesPage Front components 1Front componentsComponent 2Side components Side componentsRear components Rear components3Rear 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 utilities Computer Setup F10 UtilityUsing Computer Setup F10 utilities Computer Setup-File Computer Setup F10 Utility1Computer Setup-File 2Computer Setup-Storage Computer Setup-Storage3Computer Setup-Security Computer Setup-SecuritySystem IDs Network BootMaster Boot Record Slot SecurityDriveLock Security System Security4Computer Setup-Power Computer Setup-PowerBios Power-On Computer Setup-Advanced5Computer Setup-Advanced Option Heading Power-On OptionsOperations VGA ConfigurationBus Options Device OptionsSata Hard Drive Cables Serial ATA Sata Drive Guidelines and FeaturesSerial ATA Hard Drive Characteristics Sata Hard DrivesSmart ATA Drives Hard Drive CapacitiesSmart ATA Drives Routine Care and Disassembly Preparation Relative Humidity Event 55% 40% 10% Electrostatic discharge informationGenerating static Preventing electrostatic damage to equipmentStatic Shielding Protection Levels Personal grounding methods and equipmentGrounding the work area Recommended materials and equipmentOperating Guidelines Routine Care General cleaning safety precautionsCleaning the computer case Cleaning the keyboardTools and software requirements Service ConsiderationsCleaning the display Cleaning the mouseCables and connectors Lithium coin cell batteryHard drives Preparing to disassemble the computer Removal and Replacement Procedures All-in One AIO ChassisAdjusting the tilt/swivel base Height adjustable/recline stand optional Page Cable management cover Removing the rear port coverSynchronizing the optional wireless keyboard or mouse Installing an access panel security screwPage Access panel Page Stand Page Lower panel 17Lower panel location To remove the access panelMetal plate is located under the stand Metal platePage Replacing drives Remove the access panel see Access panel on Replacing drivesPage Page Page 28Optical drive location Replacing the optical disc drivePage Page Memory Location System Board Label Channel 1Identifying Sodimm locationsPage Replacing the battery Page 39Serial port location To remove the serial port Serial portPage Webcam module Remove the access panel see Access panel on Webcam modulePage Page 45Converter board location To remove the converter board Converter boardPage Inch Touch sensor board Page Heat sinks Graphics board and processor Graphics heat sinkTo remove the heat sink Processor heat sink model Processor heat sink model Lift the heat sink assembly from the computer Processor MSATA Solid-State Drive To remove the mSATA SSD Wlan modulePage Page 59Graphics board location To remove the graphics board Graphics boardPage 61Speaker location To remove the speakers SpeakersFan 64Side panel locations To remove the side panels Side panelsRotate the panel out and off of the computer 66Power supply location To remove the power supply Power supply68Removing the power supply Power supply Page Remove the processor see Processor on System boardPage Page Page Page Setup Field Name Comment Label Updating Smbios InformationCard reader board Page Power button board Page Page Front bezel Page Right 4 screws Bottom 2 screw Antenna Page Display panel To install the antenna, reverse the removal proceduresPage 86Display panel screw locations 6300 models CMI panel Page Page Inch Hood sensor Page Hard drive and optical drive cables and connectors Page Troubleshooting Without Diagnostics Safety and comfortSafety and comfort Computer date and time display is incorrect Cause Solution Solving general problemsTroubleshooting Without Diagnostics 1Solving general problemsSolving general problems There is no sound or sound volume is too low Cause SolutionPoor performance is experienced Cause Solution Cause Solution 2Solving power problems Solving power problemsSolving hard drive problems Solving power problemsAdvanced Power-On Options Disk transaction problem Cause SolutionDrive not found identified Cause Solution Power-OnComputer seems to be locked up Cause Solution Solving hard drive problemsComputer will not boot from hard drive Cause Solution Storage Boot OrderSolving media card reader problems 4Solving media card reader problemsCan not write to the media card Cause Blank screen no video Cause Solution Solving display problemsSolving display problems 5Solving display problemsOut of Range displays on screen Cause Solution Solving audio problems Solving audio problems6Solving audio problems Line-in jack is not functioning properly Cause Enable digital CD audio for this CD-ROM device isSound from headphones is not clear or muffled Cause Advanced Device Options Internal SpeakerSolving printer problems Solving printer problems7Solving printer problems Printer is offline Cause Solution Solving keyboard and mouse problems8Solving keyboard problems Printer prints garbled information Cause Solution9Solving Mouse Problems Solving keyboard and mouse problemsSecurity USB Security Solving hardware installation problems10Solving hardware installation problems Computer will not start Cause SolutionSolving hardware installation problems 11Solving network problems Solving network problemsDiagnostics reports a failure Cause Solution Solving network problemsSolving memory problems 12Solving memory problemsNew network card will not boot Cause Insufficient memory error during operation Cause Solution Solving memory problemsOut of memory error Cause Solution Memory count during Post is wrong Cause Solution14Solving CD-ROM and DVD problems Solving processor problemsSolving CD-ROM and DVD problems 13Solving processor problemsMovie will not play in the DVD drive Cause Solution Solving CD-ROM and DVD problemsSolving USB flash drive problems 15Solving USB flash drive problemsCannot eject compact disc tray-load unit Cause Solving internet access problems Solving internet access problems16Solving internet access problems Click on Hardware and Sound Unable to connect to the Internet CauseClick Network and Internet Click Internet OptionsSolving software problems Solving software problems17Solving software problems Post Error Messages Control panel message Description Recommended action Post Numeric Codes and Text MessagesPost Numeric Codes and Text Messages 1Numeric Codes and Text MessagesPost Error Messages Verify monitor is attached and turned Security Drivelock Security. For each Test under Storage DPS Self-testOptions Sata Emulation to IDE, Select File Save Changes and ExitPost Numeric Codes and Text Messages Bios Occurred prior to the ME firmware update Post Error Messages Activity Interpreting Post diagnostic front panel LEDsInterpreting Post diagnostic front panel LEDs 2Diagnostic front panel LEDs and audible codesDesktop Management Guide for more Interpreting Post diagnostic front panel LEDs Cmos Password Security and ResettingEstablishing a Setup or Power-on password Establishing a Setup or Power-on passwordResetting the Setup and Power-on password Clearing and resetting the Cmos Cmos button Locate, press, and hold the Cmos button in for five secondsPower Cord Set Requirements Japanese Power Cord RequirementsGeneral requirements Appendix a Power Cord Set Requirements Country-specific requirementsCountry Accrediting Agency Models SpecificationsTable B-1Specifications ModelsTable B-2Specifications Appendix B SpecificationsCmos IndexSata