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HP 280 G1 manual

Models: 280 G1

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4.If the speaker cable is secured with a plastic tie to the front I/O cables, cut the tie to separate the cables.

5.Disconnect the speaker cable from the system board connector labeled INT_SPKR.

42 Chapter 5 Removal and replacement procedures

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HP 280 G1 manual

Contents

Maintenance and Service Guide Product notice Safety warning notice IiiIv Safety warning notice Table of contents Sata data cable System board callouts104 100103 105124 120121 ViiiProduct description Product description Serviceability End user replaceable parts SoftPaqProduct Features Standard Configuration FeaturesMm Microphone Jack Front panel componentsFront panel components Power cord connector Rear panel componentsRear panel components Serial Number Location Computer major components Illustrated parts catalogComputer major components Illustrated parts catalog Access panelFront I/O assembly Item Description Front bezelMisc parts Wlan 802.11 a/b/g/n + Bluetooth 4.0 moduleMisc parts Graphics card, GeForce GT705 PCIe x16, 1 GBMouse DrivesItem Description Description Hard drives/Solid-state drivesElectrostatic discharge information Electrostatic discharge informationGenerating static Relative Humidity Event 55% 40% 10%Grounding the work area Preventing electrostatic damage to equipmentPersonal grounding methods and equipment Static Shielding Protection LevelsOperating guidelines Recommended materials and equipmentCleaning the keyboard General cleaning safety precautionsCleaning the Computer Case Routine careCleaning the mouse Service considerationsCleaning the monitor Power supply fanScrews Cables and connectorsLithium coin cell battery Hard DrivesSata hard drive cables Serial ATA Hard Drive CharacteristicsSata hard drives Smart ATA drivesCable management Removal and replacement procedures Preparation for disassemblyAccess panel Front bezel Optical drive bezel blank DDR3/DDR3L-SDRAM UDIMMs MemoryDIMMs Populating Dimm socketsInstalling DIMMs Expansion cards Removal and replacement procedures Page Drives Drive positions Removing an optical drive Removing a hard drive Front I/O and power switch assembly Page Removal and replacement procedures Card reader Removal and replacement procedures Heat sink Processor Speaker Page Page Rear chassis fan Page Hood sensor Power supply Page System board System board callouts Sys Bd Label Color ComponentComputer Setup F10 Utility Computer Setup F10 UtilitiesUsing Computer Setup F10 Utilities Computer Setup-File Computer Setup-Storage Computer Setup F10 UtilityComputer Setup-Security Device Security Network BootMaster Boot Security USB SecurityLegacy Support to disabled Secure BootConfiguration System Security theseOption Description Computer Setup-PowerHardware Power ManagementBios Power-On Computer Setup-AdvancedPower-On Options OptionConnected Bios PCI VGA ConfigurationUsing the Dash Terminal Type option Bus OptionsRecovering the Configuration Settings Troubleshooting without diagnostics Safety and comfort Before you call for technical supportHelpful hints Solving general problems Computer will not respond to keyboard or mouse CauseSolving general problems Under Windows System, click Run Poor performance Cause SolutionApps icon Processor thermal protection activated Solving power problems Power supply shuts down intermittently Cause SolutionSolving hard drive problems Solving hard drive problemsComputer will not boot from hard drive Cause Solution Nonsystem disk/NTLDR missing message Cause SolutionStorage Boot Order list Storage Boot OrderCan not write to the media card Cause Solving media card reader problemsSolving media card reader problems Blank screen no video Cause Solution Solving display problemsInserted media card has boot capability To the electrical outletSolving display problems Blank screen no video CauseBe sure the monitor cable is securely connected to Dim characters Cause SolutionInstall the video drivers included in the upgrade kit Monitor needs to be degaussedNo Connection, Check Signal Cable displays on screen Cause Image is not centered Cause SolutionPosition may need adjustment Horizontal or vertical position of the imageSound cuts in and out Cause Solution Solving audio problemsCertain typed symbols do not appear correct Cause Solving audio problems Line-in jack is not functioning properly Cause Solving printer problemsPrinter will not print Cause Solution Control Panel , and then select Device ManagerPrinter prints garbled information Cause Solution Solving keyboard and mouse problemsSolving keyboard and mouse problems Make the proper network connections to the printerShut down the computer using the keyboard Keyboard connector is not properly connectedProgram in use has stopped responding to commands Computer, and then restart the computerThat pins in the connector are not bent down Solving Hardware Installation ProblemsSolving Hardware Installation Problems Mouse may need repairComputer will not start Cause Solution Solving Network Problems Solving Network ProblemsNetwork status link light never flashes Cause Solution Settings for the board Correct operating modeDiagnostics reports a failure Cause Solution Cable CorrectlySolving memory problems New network card will not boot Cause SolutionMemory count during Post is wrong Cause Solution Solving memory problemsOut of memory error Cause Insufficient memory error during operation Cause SolutionSecurity Network Boot Solving CD-ROM and DVD problemsComputer Setup utility Cannot eject compact disc tray-load unit Cause Solving CD-ROM and DVD problemsMovie will not play in the DVD drive Cause Solution System will not boot from USB flash drive Cause Solution Solving USB flash drive problemsUSB flash drive not found identified Cause Solution Security USB SecuritySolving front panel component problems Solving front panel component problemsSolving Internet access problems Log on to your ISP and launch the desired program Solving software problemsDelete button System files may be damagedSelect Automatic Repair Solving software problemsAdvanced startup, click Restart now Post numeric codes and text messages Post error messagesPost error messages Control panel message Description Recommended actionDownload to Disable to prevent PXE Post numeric codes and text messagesEnsure that none of the keys are Flash Screen Image Corrupted Flash Screen image has errorsECC Memory Module Detected ECC DepressedReconfigure card resources and/or run Power Supply fan not detectedReseat power supply fan Computer Setup or Windows utilitiesFunctionality contained in the system Bios Sata Cabling Error One or more Sata devices are improperlyReboot the computer System Bios versionAttached Enabled Turned off Activity Beeps Possible cause Recommended action Red Power LED flashes seven Faulty modulePre-video graphics error For systems with a graphics card Times, once every second Unable to bootReplace the power button harness. If Open hood and check that the power buttonCheck that both power supply cables are Problem persists, replace the system boardPassword security and resetting Cmos Resetting the Cmos and password jumperChanging a Setup or Power-On password Deleting a Setup or Power-On password Press Enter Deleting a Setup or Power-On passwordHow to access and run HP PC Hardware Diagnostics HP PC Hardware DiagnosticsWhy run HP PC Hardware Diagnostics Diagnostic section, click HP Uefi Support Environment Restoring and recovering using Windows tools System backup and recoveryCreating recovery media and backups Using Reset when the system is not responding Select Reset Follow the on-screen instructions to continueBacking up, restoring, and recovering in Windows Creating recovery media Click All ProgramsTo create recovery discs Close all open programs To create the Windows DVD System backup and recoverySystem Restore Follow the on-screen instructions to set up your backupSystem Recovery System Recovery when Windows is respondingSystem Recovery when Windows is not responding Select Install now Page Battery replacement Page General Requirements Power Cord Set RequirementsJapanese Power Cord Requirements Country Accrediting Agency Country-Specific RequirementsCountry-Specific Requirements Statement of Volatility Appendix C Statement of VolatilityEnter the F10 setup utility Appendix D Specifications SpecificationsSpecifications Recycling 125Index Illustrated Product description Audio Chipset Ethernet Keyboard Cleaning Product description Keyboard problemsMemory module Flash drive 112 System Recovery 114 108 Safety and comfort Safety precautions CleaningSystem restore points, creating Processor Rear chassis fan Speaker