Solving keyboard and mouse problems | HP 280 G1 specification

Printer will not print.

Cause	Solution

If you are on a network, you may not have made the connection	Make the proper network connections to the printer.
to the printer.

Printer may have failed.	Run printer self-test.

Printer will not turn on.

Cause	Solution

The cables may not be connected properly.

Reconnect all cables and check the power cord and electrical outlet.

Printer prints garbled information.

Cause	Solution

The correct printer driver for the application is not installed.	Install the correct printer driver for the application.

The cables may not be connected properly.	Reconnect all cables.

Printer memory may be overloaded.	Reset the printer by turning it off for one minute, then turn it back
	on.

Printer will not print.

Cause	Solution

The printer may be out of paper.	Check the paper tray and refill it if it is empty.

Solving keyboard and mouse problems

If you encounter keyboard or mouse problems, see the documentation that came with the equipment and to the common causes and solutions listed in the following table.

A wireless keyboard/mouse is not working correctly. Symptoms include lagging mouse movement, jumpy mouse/keyboard, or no function of mouse/keyboard and external drive.

Cause

Solution

If your computer is equipped with USB 3.0 ports, connected USB 3.0 devices can interfere with the wireless keyboard USB receiver.

Connect the wireless keyboard USB receiver to a USB 2.0 port that is separated from ports with USB 3.0 devices. If you still experience interference, you may have to place the connectors farther apart using an external USB hub.

Solving keyboard and mouse problems 79

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HP 280 G1 manual Solving keyboard and mouse problems, Make the proper network connections to the printer

Contents

Maintenance and Service Guide Product notice Iii Safety warning notice Iv Safety warning notice Table of contents System board callouts Sata data cable 105 100103 104 Viii 120121 124 Product description Product description SoftPaq Serviceability End user replaceable parts Standard Configuration Features Product Features Front panel components Front panel componentsMm Microphone Jack Rear panel components Power cord connector Rear panel components Serial Number Location Illustrated parts catalog Computer major componentsComputer major components Item Description Front bezel Access panelFront I/O assembly Illustrated parts catalog Graphics card, GeForce GT705 PCIe x16, 1 GB Wlan 802.11 a/b/g/n + Bluetooth 4.0 moduleMisc parts Misc parts Description Hard drives/Solid-state drives DrivesItem Description Mouse Relative Humidity Event 55% 40% 10% Electrostatic discharge informationGenerating static Electrostatic discharge information Static Shielding Protection Levels Preventing electrostatic damage to equipmentPersonal grounding methods and equipment Grounding the work area Recommended materials and equipment Operating guidelines Routine care General cleaning safety precautionsCleaning the Computer Case Cleaning the keyboard Power supply fan Service considerationsCleaning the monitor Cleaning the mouse Hard Drives Cables and connectorsLithium coin cell battery Screws Smart ATA drives Serial ATA Hard Drive CharacteristicsSata hard drives Sata hard drive cables Cable management Preparation for disassembly Removal and replacement procedures Access panel Front bezel Optical drive bezel blank Populating Dimm sockets MemoryDIMMs DDR3/DDR3L-SDRAM UDIMMs Installing 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 callouts Computer Setup F10 Utilities Computer Setup F10 Utility Using Computer Setup F10 Utilities Computer Setup-File Computer Setup F10 Utility Computer Setup-Storage Computer Setup-Security USB Security Network BootMaster Boot Security Device Security System Security these Secure BootConfiguration Legacy Support to disabled Management Computer Setup-PowerHardware Power Option Description Option Computer Setup-AdvancedPower-On Options Bios Power-On Bus Options PCI VGA ConfigurationUsing the Dash Terminal Type option Connected Bios Recovering the Configuration Settings Safety and comfort Before you call for technical support Troubleshooting without diagnostics Helpful hints Computer will not respond to keyboard or mouse Cause Solving general problems Solving general problems Poor performance Cause Solution Apps iconUnder Windows System, click Run Processor thermal protection activated Power supply shuts down intermittently Cause Solution Solving power problems Solving hard drive problems Solving hard drive problems Storage Boot Order Nonsystem disk/NTLDR missing message Cause SolutionStorage Boot Order list Computer will not boot from hard drive Cause Solution Solving 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 Solution Blank screen no video Cause Solving display problems Monitor needs to be degaussed Dim characters Cause SolutionInstall the video drivers included in the upgrade kit Be sure the monitor cable is securely connected to Horizontal or vertical position of the image Image is not centered Cause SolutionPosition may need adjustment No Connection, Check Signal Cable displays on screen Cause Solving audio problems Certain typed symbols do not appear correct CauseSound 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 Cause Make the proper network connections to the printer Solving keyboard and mouse problemsSolving keyboard and mouse problems Printer prints garbled information Cause Solution Computer, and then restart the computer Keyboard connector is not properly connectedProgram in use has stopped responding to commands Shut down the computer using the keyboard Mouse may need repair Solving Hardware Installation ProblemsSolving Hardware Installation Problems That pins in the connector are not bent down Computer will not start Cause Solution Solving Network Problems Solving Network Problems Network status link light never flashes Cause Solution Cable Correctly Correct operating modeDiagnostics reports a failure Cause Solution Settings for the board New network card will not boot Cause Solution Solving memory problems Insufficient memory error during operation Cause Solution Solving memory problemsOut of memory error Cause Memory count during Post is wrong Cause Solution Solving CD-ROM and DVD problems Computer Setup utilitySecurity Network Boot Solving CD-ROM and DVD problems Movie will not play in the DVD drive Cause SolutionCannot 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 Solution Solving front panel component problems Solving Internet access problemsSolving front panel component problems System files may be damaged Solving software problemsDelete button Log on to your ISP and launch the desired program Solving software problems Advanced startup, click Restart nowSelect Automatic Repair Control panel message Description Recommended action Post error messagesPost error messages Post numeric codes and text messages Post numeric codes and text messages Download to Disable to prevent PXE Depressed Flash Screen Image Corrupted Flash Screen image has errorsECC Memory Module Detected ECC Ensure that none of the keys are Computer Setup or Windows utilities Power Supply fan not detectedReseat power supply fan Reconfigure card resources and/or run System Bios version Sata Cabling Error One or more Sata devices are improperlyReboot the computer Functionality contained in the system Bios Attached 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 seven Problem persists, replace the system board Open hood and check that the power buttonCheck that both power supply cables are Replace the power button harness. If Resetting the Cmos and password jumper Password security and resetting Cmos Changing a Setup or Power-On password Press Enter Deleting a Setup or Power-On password Deleting a Setup or Power-On password HP PC Hardware Diagnostics Why run HP PC Hardware DiagnosticsHow to access and run HP PC Hardware Diagnostics Diagnostic section, click HP Uefi Support Environment System backup and recovery Creating recovery media and backupsRestoring and recovering using Windows tools Select Reset Follow the on-screen instructions to continue Using Reset when the system is not responding Backing up, restoring, and recovering in Windows Click All Programs Creating recovery media To create the Windows DVD System backup and recovery To create recovery discs Close all open programs Follow the on-screen instructions to set up your backup System Restore System Recovery when Windows is responding System Recovery System Recovery when Windows is not responding Select Install now Page Battery replacement Page Power Cord Set Requirements Japanese Power Cord RequirementsGeneral Requirements Country-Specific Requirements Country-Specific RequirementsCountry Accrediting Agency Appendix C Statement of Volatility Statement of Volatility Enter the F10 setup utility Specifications SpecificationsAppendix D Specifications 125 Recycling Index Keyboard Cleaning Product description Keyboard problems Memory moduleIllustrated 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