HP 8300E B8U11UT#ABA instruction

8.Disconnect the two cables (1) from the board, and then remove the Torx screw that secures the board to the computer (2).

Figure 7-72Removing the power button board

9.Remove the power button board from the computer.

To install the power button board, reverse the removal procedures.

Power button board 93

Image 101

HP 8300E B8U11UT#ABA manual

Contents

Maintenance & Service Guide Maintenance & Service Guide Iii About This Book Iv About This Book Table of contents Routine Care and Disassembly Preparation 107 105109 110 Viii Models 156 157 Overview Product FeaturesPage Component Front components1Front components 2Side components Side components 3Rear components Rear componentsRear components 6Adjusting swivel Product Features Adjusting the tilt/swivel base Height adjustable/recline stand optional Page 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 Using Computer Setup F10 utilities 1Computer Setup-File Computer Setup-File 2Computer Setup-Storage Computer Setup-Storage 3Computer Setup-Security Computer Setup-Security Master Boot Record Network BootSlot Security System IDs DriveLock Security System Security 4Computer Setup-Power Computer Setup-Power 5Computer Setup-Advanced Computer Setup-AdvancedOption Heading Power-On Options Bios Power-On Bus Options VGA ConfigurationDevice Options Operations How to access and run HP PC Hardware Diagnostics HP PC Hardware DiagnosticsWhy run HP PC Hardware Diagnostics Downloading HP PC Hardware Diagnostics to a USB device Serial ATA Hard Drive Characteristics Serial ATA Sata Drive Guidelines and FeaturesSata Hard Drives Sata Hard Drive Cables Hard Drive Capacities Serial ATA Sata Drive Guidelines and FeaturesSmart ATA Drives Routine Care and Disassembly Preparation Generating static Electrostatic discharge informationPreventing electrostatic damage to equipment Relative Humidity Event 55% 40% 10% Grounding the work area Personal grounding methods and equipmentRecommended materials and equipment Static Shielding Protection Levels Operating Guidelines Cleaning the computer case General cleaning safety precautionsCleaning the keyboard Routine Care Cleaning the display Service ConsiderationsCleaning the mouse Tools and software requirements Hard drives Cables and connectorsLithium coin cell battery Preparing to disassemble the computer Removal and Replacement Procedures All-in One AIO Chassis Cable management cover Removing the rear port cover Synchronizing the optional wireless keyboard or mouse Installing an access panel security screwPage Access panel Page Stand Page Lower panel 12Lower panel location To remove the access panel Metal plate is located under the stand Metal platePage Replacing drives Remove the access panel see Access panel on Replacing drivesPage Page Page 23Optical drive location Replacing the optical disc drivePage Page Memory Location System Board Label Channel 1Identifying Sodimm locationsPage Replacing the battery Page 34Serial port location To remove the serial port Serial portPage Webcam module Remove the access panel see Access panel on Webcam modulePage Page 40Converter board location To remove the converter board Converter boardPage Inch Touch sensor board Page To remove the heat sink Heat sinks Graphics board and processorGraphics 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 54Graphics board location To remove the graphics board Graphics boardPage 56Speaker location To remove the speakers Speakers Fan 59Side panel locations To remove the side panels Side panels Rotate the panel out and off of the computer 61Power supply location To remove the power supply Power supply 63Removing the power supply Power supply Page Remove the processor see Processor on System boardPage Page Page Page Setup Field Name Comment Label Updating Smbios Information Card 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 81Display panel screw locations 6300 models CMI panel Page Page Inch Hood sensor Page Hard drive and optical drive cables and connectors Page Safety and comfort Troubleshooting Without DiagnosticsSafety and comfort 1Solving general problems Solving general problemsTroubleshooting Without Diagnostics Computer date and time display is incorrect Cause Solution Solving general problemsThere is no sound or sound volume is too low Cause Solution Poor performance is experienced Cause Solution Cause Solution Solving general problems Solving hard drive problems Solving power problems2Solving power problems 3Solving hard drive problems Solving hard drive problems Computer seems to be locked up Cause Solution Computer will not boot from hard drive Cause SolutionStorage Boot Order Solving media card reader problems Solving media card reader problems4Solving media card reader problems Can not write to the media card Cause Blank screen no video Cause Solution Solving display problems5Solving display problems Out of Range displays on screen Cause Solution Solving display problems 6Solving audio problems Solving audio problems Enable digital CD audio for this CD-ROM device is Solving audio problemsSound from headphones is not clear or muffled Cause Advanced Device Options Internal Speaker 7Solving printer problems Solving printer problemsThere is no sound or sound volume is too low Cause Printer will not print Cause Solution Solving keyboard and mouse problems Solving keyboard and mouse problems8Solving keyboard problems Printer prints garbled information Cause Solution 9Solving Mouse Problems Solving hardware installation problems Solving hardware installation problems10Solving hardware installation problems Computer will not start Cause Solution Troubleshooting Without Diagnostics 11Solving network problems Solving network problemsSolving network problems Diagnostics reports a failure Cause Solution Solving memory problems Solving memory problems12Solving memory problems New network card will not boot Cause Insufficient memory error during operation Cause Solution Out of memory error Cause SolutionMemory count during Post is wrong Cause Solution Solving CD-ROM and DVD problems Solving processor problemsSolving processor problems 13Solving processor problems Movie will not play in the DVD drive Cause Solution Solving USB flash drive problems Solving USB flash drive problems15Solving USB flash drive problems Cannot eject compact disc tray-load unit Cause 16Solving internet access problems Solving internet access problems Solving internet access problems 17Solving software problems Solving software problems Post Error Messages Post Numeric Codes and Text Messages Post Error Messages1Numeric Codes and Text Messages Control panel message Description Recommended action Post Numeric Codes and Text Messages Verify monitor is attached and turned Options Sata Emulation to IDE, Test under Storage DPS Self-testSelect File Save Changes and Exit Security Drivelock Security. For each Post Error Messages Bios Occurred prior to the ME firmware update Post Numeric Codes and Text Messages 2Diagnostic front panel LEDs and audible codes Interpreting Post diagnostic front panel LEDsActivity Possible Cause Recommended Action Desktop Management Guide for more Post Error Messages Cmos Password Security and Resetting Password Security and Resetting Cmos Establishing a Setup or Power-on password Resetting the Setup and Power-on password Clearing and resetting the Cmos Cmos button Locate, press, and hold the Cmos button in for five seconds General requirements Power Cord Set RequirementsJapanese Power Cord Requirements Country Accrediting Agency Country-specific requirements Appendix B Specifications SpecificationsTable B-1Specifications Models Models Table B-2Specifications Cmos Index Sata