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HP 280 G1 manual Speaker

Models: 280 G1

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Speaker

1.Prepare the computer for disassembly (Preparation for disassembly on page 21).

2.Remove the access panel (Access panel on page 22).

3.From the outside, front of the chassis, remove the two Torx screws that secure the speaker to the chassis.

Speaker 41

Image 49

HP 280 G1 manual Speaker

Contents

Maintenance and Service Guide Product notice Iii Safety warning noticeIv Safety warning notice Table of contents System board callouts Sata data cable103 100104 105121 120124 ViiiProduct description Product description SoftPaq Serviceability End user replaceable partsStandard Configuration Features Product FeaturesFront panel components Front panel componentsMm Microphone Jack Rear panel components Power cord connectorRear panel components Serial Number Location Computer major components Illustrated parts catalogComputer major components Front I/O assembly Access panelIllustrated parts catalog Item Description Front bezelMisc parts Wlan 802.11 a/b/g/n + Bluetooth 4.0 moduleMisc parts Graphics card, GeForce GT705 PCIe x16, 1 GBItem Description DrivesMouse Description Hard drives/Solid-state drivesGenerating static Electrostatic discharge informationElectrostatic discharge information Relative Humidity Event 55% 40% 10%Personal grounding methods and equipment Preventing electrostatic damage to equipmentGrounding the work area Static Shielding Protection LevelsRecommended materials and equipment Operating guidelinesCleaning the Computer Case General cleaning safety precautionsCleaning the keyboard Routine careCleaning the monitor Service considerationsCleaning the mouse Power supply fanLithium coin cell battery Cables and connectorsScrews Hard DrivesSata hard drives Serial ATA Hard Drive CharacteristicsSata hard drive cables Smart ATA drivesCable management Preparation for disassembly Removal and replacement proceduresAccess panel Front bezel Optical drive bezel blank DIMMs MemoryDDR3/DDR3L-SDRAM UDIMMs 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 Sys Bd Label Color Component System board calloutsComputer Setup F10 Utilities Computer Setup F10 UtilityUsing Computer Setup F10 Utilities Computer Setup-File Computer Setup F10 Utility Computer Setup-StorageComputer Setup-Security Master Boot Security Network BootDevice Security USB SecurityConfiguration Secure BootLegacy Support to disabled System Security theseHardware Power Computer Setup-PowerOption Description ManagementPower-On Options Computer Setup-AdvancedBios Power-On OptionUsing the Dash Terminal Type option PCI VGA ConfigurationConnected Bios Bus OptionsRecovering the Configuration Settings Safety and comfort Before you call for technical support Troubleshooting without diagnosticsHelpful hints Computer will not respond to keyboard or mouse Cause Solving general problemsSolving general problems Apps icon Poor performance Cause SolutionUnder Windows System, click Run Processor thermal protection activated Power supply shuts down intermittently Cause Solution Solving power problemsSolving hard drive problems Solving hard drive problemsStorage Boot Order list Nonsystem disk/NTLDR missing message Cause SolutionComputer will not boot from hard drive Cause Solution Storage Boot OrderSolving media card reader problems Solving media card reader problemsCan not write to the media card Cause Inserted media card has boot capability Solving display problemsBlank screen no video Cause Solution To the electrical outletBlank screen no video Cause Solving display problemsInstall the video drivers included in the upgrade kit Dim characters Cause SolutionBe sure the monitor cable is securely connected to Monitor needs to be degaussedPosition may need adjustment Image is not centered Cause SolutionNo Connection, Check Signal Cable displays on screen Cause Horizontal or vertical position of the imageCertain typed symbols do not appear correct Cause Solving audio problemsSound cuts in and out Cause Solution Solving audio problems Printer will not print Cause Solution Solving printer problemsLine-in jack is not functioning properly Cause Control Panel , and then select Device ManagerSolving keyboard and mouse problems Solving keyboard and mouse problemsPrinter prints garbled information Cause Solution Make the proper network connections to the printerProgram in use has stopped responding to commands Keyboard connector is not properly connectedShut down the computer using the keyboard Computer, and then restart the computerSolving Hardware Installation Problems Solving Hardware Installation ProblemsThat pins in the connector are not bent down Mouse may need repairComputer will not start Cause Solution Solving Network Problems Solving Network ProblemsNetwork status link light never flashes Cause Solution Diagnostics reports a failure Cause Solution Correct operating modeSettings for the board Cable CorrectlyNew network card will not boot Cause Solution Solving memory problemsOut of memory error Cause Solving memory problemsMemory count during Post is wrong Cause Solution Insufficient memory error during operation Cause SolutionComputer Setup utility Solving CD-ROM and DVD problemsSecurity Network Boot Movie will not play in the DVD drive Cause Solution Solving CD-ROM and DVD problemsCannot eject compact disc tray-load unit Cause USB flash drive not found identified Cause Solution Solving USB flash drive problemsSystem will not boot from USB flash drive Cause Solution Security USB SecuritySolving Internet access problems Solving front panel component problemsSolving front panel component problems Delete button Solving software problemsLog on to your ISP and launch the desired program System files may be damagedAdvanced startup, click Restart now Solving software problemsSelect Automatic Repair Post error messages Post error messagesPost numeric codes and text messages Control panel message Description Recommended actionPost numeric codes and text messages Download to Disable to prevent PXEECC Memory Module Detected ECC Flash Screen Image Corrupted Flash Screen image has errorsEnsure that none of the keys are DepressedReseat power supply fan Power Supply fan not detectedReconfigure card resources and/or run Computer Setup or Windows utilitiesReboot the computer Sata Cabling Error One or more Sata devices are improperlyFunctionality contained in the system Bios System Bios versionAttached Enabled Turned off Activity Beeps Possible cause Recommended action Pre-video graphics error For systems with a graphics card Faulty moduleRed Power LED flashes seven Times, once every second Unable to bootCheck that both power supply cables are Open hood and check that the power buttonReplace the power button harness. If Problem persists, replace the system boardResetting the Cmos and password jumper Password security and resetting CmosChanging a Setup or Power-On password Press Enter Deleting a Setup or Power-On password Deleting a Setup or Power-On passwordWhy run HP PC Hardware Diagnostics HP PC Hardware DiagnosticsHow to access and run HP PC Hardware Diagnostics Diagnostic section, click HP Uefi Support Environment Creating recovery media and backups System backup and recoveryRestoring and recovering using Windows tools Select Reset Follow the on-screen instructions to continue Using Reset when the system is not respondingBacking up, restoring, and recovering in Windows Click All Programs Creating recovery mediaTo create the Windows DVD System backup and recovery To create recovery discs Close all open programsFollow the on-screen instructions to set up your backup System RestoreSystem Recovery when Windows is responding System RecoverySystem Recovery when Windows is not responding Select Install now Page Battery replacement Page Japanese Power Cord Requirements Power Cord Set RequirementsGeneral Requirements Country-Specific Requirements Country-Specific RequirementsCountry Accrediting Agency Appendix C Statement of Volatility Statement of VolatilityEnter the F10 setup utility Specifications SpecificationsAppendix D Specifications 125 RecyclingIndex Memory module Keyboard Cleaning Product description Keyboard problemsIllustrated Product description Audio Chipset Ethernet System restore points, creating 108 Safety and comfort Safety precautions CleaningFlash drive 112 System Recovery 114 Processor Rear chassis fan Speaker