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HP 280 G1 manual Power supply, Description

Models: 280 G1

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Power supply

Description

Power supply, 280W, 92% efficient

Power supply, 280W, 90% efficient

Power supply, 280W, 85% efficient (for use only in China)

Power supply, 280W, standard

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, rear of the computer, remove the four silver Torx screws that connect the power supply to the chassis.

Power supply 47

Image 55

HP 280 G1 manual Power supply, Description

Contents

Maintenance and Service Guide Product notice Iii Safety warning noticeIv Safety warning notice Table of contents System board callouts Sata data cable105 100103 104Viii 120121 124Product 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 Item Description Front bezel Access panelFront I/O assembly Illustrated parts catalogGraphics card, GeForce GT705 PCIe x16, 1 GB Wlan 802.11 a/b/g/n + Bluetooth 4.0 moduleMisc parts Misc partsDescription Hard drives/Solid-state drives DrivesItem Description MouseRelative Humidity Event 55% 40% 10% Electrostatic discharge informationGenerating static Electrostatic discharge informationStatic Shielding Protection Levels Preventing electrostatic damage to equipmentPersonal grounding methods and equipment Grounding the work areaRecommended materials and equipment Operating guidelinesRoutine care General cleaning safety precautionsCleaning the Computer Case Cleaning the keyboardPower supply fan Service considerationsCleaning the monitor Cleaning the mouseHard Drives Cables and connectorsLithium coin cell battery ScrewsSmart ATA drives Serial ATA Hard Drive CharacteristicsSata hard drives Sata hard drive cablesCable management Preparation for disassembly Removal and replacement proceduresAccess panel Front bezel Optical drive bezel blank Populating Dimm sockets MemoryDIMMs DDR3/DDR3L-SDRAM UDIMMsInstalling 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 USB Security Network BootMaster Boot Security Device SecuritySystem Security these Secure BootConfiguration Legacy Support to disabledManagement Computer Setup-PowerHardware Power Option DescriptionOption Computer Setup-AdvancedPower-On Options Bios Power-OnBus Options PCI VGA ConfigurationUsing the Dash Terminal Type option Connected BiosRecovering 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 Nonsystem disk/NTLDR missing message Cause SolutionStorage Boot Order list Computer will not boot from hard drive Cause SolutionSolving media card reader problems Solving media card reader problemsCan not write to the media card Cause To the electrical outlet Solving display problemsInserted media card has boot capability Blank screen no video Cause SolutionBlank screen no video Cause Solving display problemsMonitor needs to be degaussed Dim characters Cause SolutionInstall the video drivers included in the upgrade kit Be sure the monitor cable is securely connected toHorizontal or vertical position of the image Image is not centered Cause SolutionPosition may need adjustment No Connection, Check Signal Cable displays on screen CauseCertain typed symbols do not appear correct Cause Solving audio problemsSound cuts in and out Cause Solution Solving audio problems Control Panel , and then select Device Manager Solving printer problemsPrinter will not print Cause Solution Line-in jack is not functioning properly CauseMake the proper network connections to the printer Solving keyboard and mouse problemsSolving keyboard and mouse problems Printer prints garbled information Cause SolutionComputer, and then restart the computer Keyboard connector is not properly connectedProgram in use has stopped responding to commands Shut down the computer using the keyboardMouse may need repair Solving Hardware Installation ProblemsSolving Hardware Installation Problems That pins in the connector are not bent downComputer will not start Cause Solution Solving Network Problems Solving Network ProblemsNetwork status link light never flashes Cause Solution Cable Correctly Correct operating modeDiagnostics reports a failure Cause Solution Settings for the boardNew network card will not boot Cause Solution Solving memory problemsInsufficient memory error during operation Cause Solution Solving memory problemsOut of memory error Cause Memory count during Post is wrong 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 Security USB Security Solving USB flash drive problemsUSB flash drive not found identified Cause Solution System will not boot from USB flash drive Cause SolutionSolving Internet access problems Solving front panel component problemsSolving front panel component problems System files may be damaged Solving software problemsDelete button Log on to your ISP and launch the desired programAdvanced startup, click Restart now Solving software problemsSelect Automatic Repair Control panel message Description Recommended action Post error messagesPost error messages Post numeric codes and text messagesPost numeric codes and text messages Download to Disable to prevent PXEDepressed Flash Screen Image Corrupted Flash Screen image has errorsECC Memory Module Detected ECC Ensure that none of the keys areComputer Setup or Windows utilities Power Supply fan not detectedReseat power supply fan Reconfigure card resources and/or runSystem Bios version Sata Cabling Error One or more Sata devices are improperlyReboot the computer Functionality contained in the system BiosAttached Enabled Turned off Activity Beeps Possible cause Recommended action Times, once every second Unable to boot Faulty modulePre-video graphics error For systems with a graphics card Red Power LED flashes sevenProblem persists, replace the system board Open hood and check that the power buttonCheck that both power supply cables are Replace the power button harness. IfResetting 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 Processor Rear chassis fan Speaker 108 Safety and comfort Safety precautions CleaningSystem restore points, creating Flash drive 112 System Recovery 114