HP 205 G1 1Solving General Problems, Computer will not respond to keyboard or mouse Cause

Page 72

●If you have installed an operating system other than the factory-installed operating system, check to be sure that it is supported on the system.

●If the system has multiple video sources (embedded, PCI, or PCI-Express adapters) installed (embedded video on some models only) and a single monitor, the monitor must be plugged into the monitor connector on the source selected as the primary VGA adapter. During boot, the other monitor connectors are disabled and if the monitor is connected into these ports, the monitor will not function. You can select which source will be the default VGA source in Computer Setup.

CAUTION: When the computer is plugged into an AC power source, there is always voltage applied to the system board. You must disconnect the power cord from the power source before opening the computer to prevent system board or component damage.

Solving General Problems

You may be able to easily resolve the general problems described in this section. If a problem persists and you are unable to resolve it yourself or if you feel uncomfortable about performing the operation, contact an authorized dealer or reseller.

WARNING! When the computer is plugged into an AC power source, voltage is always applied to the system board. To reduce the risk of personal injury from electrical shock and/or hot surfaces, be sure to disconnect the power cord from the wall outlet and allow the internal system components to cool before touching.

Table 7-1Solving General Problems

Computer appears locked up and will not turn off when the power button is pressed.

Cause

Solution

Software control of the power switch is not functional.

1.Press and hold the power button for at least four seconds until the computer turns off.

2.Disconnect the power cord from the electrical outlet.

Computer will not respond to keyboard or mouse.

Cause

Solution

Computer is in Sleep state.

To resume from Sleep state, press the power button.

CAUTION: When attempting to resume from Sleep state, do not hold down the power button for more than four seconds. Otherwise, the computer will shut down and you will lose any unsaved data.

System has locked up.

Restart computer.

 

 

Computer date and time display is incorrect.

 

 

 

Cause

Solution

 

 

RTC (real-time clock) battery may need to be replaced.

Reset the date and time under Control Panel (Computer Setup

NOTE: Connecting the computer to a live AC outlet prolongs the

can also be used to update the RTC date and time). If the problem

persists, replace the RTC battery. See the Removal and

life of the RTC battery.

Replacement section for instructions on installing a new battery,

64 Chapter 7 Troubleshooting Without Diagnostics

Page 71 Page 73
Image 72
Page 71 Page 73
Contents Maintenance & Service Guide Product notice About This Book IiiIv About This Book Table of contents Computer Setup F10 Utility 100 106Vii 109 110112 113Product Features OverviewProduct Features Front componentsTop components ComponentRight components Right componentsOptical drive Left components Rear components Rear componentsDownloading Windows 8 updates Activating and Customizing the SoftwareActivating and customizing the software in Windows Activating the Windows Operating SystemIllustrated parts catalog Boards and memoryBoards and memory Miscellaneous parts Illustrated parts catalogMass storage devices CablesSequential part number listing Mass storage devicesReplacement thermal material Thermal materialSerial ATA Hard Drive Characteristics Sata hard drivesSata hard drive cables Sata data cableSmart ATA drives Electrostatic discharge informationGenerating static Preventing electrostatic damage to equipmentPersonal grounding methods and equipment Grounding the work areaStatic Shielding Protection Levels Method VoltageOperating guidelines Recommended materials and equipmentGeneral cleaning safety precautions Cleaning the computer caseCleaning the keyboard Routine careService considerations Cleaning the displayCleaning the mouse Tools and software requirementsCables and connectors Lithium coin cell batteryHard drives Removal and Replacement Procedures All- in One AIO Chassis Removal and Replacement Procedures All-in One AIO ChassisPreparing to disassemble the computer Rear cover Description Spare part number Rear cover 752332-001Stand assembly Description Spare part number Stand assembly 752333-001Webcam module Description Spare part number Webcam module 752344-001To install a webcam module, reverse the removal procedures Replacing drivesDescription Spare part number Inch hard drive Inch hard drive Replacing the optical disc drive Description Spare part number DVD±RW drive 657958-001Page Front bezel Description Spare part number Front bezel 752331-001Page Converter board Description Spare part number Converter board 751276-001Page Power button board Description Spare part number Power button board 752342-001Page Speakers Description Spare part number Speakers 752343-001Fan Description Spare part number Fan 752335-001Page Hard drive and optical drive cables and connectors Remove the rear cover see Rear cover onOptical drive cable 752339-001 Hard drive cable 752338-001 Page System board cover To remove the system board coverPage Memory Location System Board Label ChannelPage Wlan module RTC battery Removal and Replacement Procedures All-in One AIO Chassis System board Updating Smbios Information System board Display panel Page Computer Setup F10 Utility Computer Setup F10 UtilitiesUsing Computer Setup F10 Utilities Computer Setup F10 Utilities1Computer Setup F10 Utility Computer Setup-File Computer Setup F10 Utility2Computer Setup-File Computer Setup-Storage 3Computer Setup-StorageComputer Setup-Security 4Computer Setup-SecurityNetwork Boot Master Boot RecordDevice Security USB SecuritySystem Security these System SecurityDriveLock Security Secure Boot ConfigurationLegacy Support to disabled Computer Setup-Power 5Computer Setup-PowerComputer Setup-Advanced 6Computer Setup-Advanced for advanced usersPCI SERR# Generation. Default is enabled VGA Configuration AMT ConfigurationBus Options Device OptionsRecovering the Configuration Settings Troubleshooting Without Diagnostics Safety and Comfort Before You Call for Technical SupportHelpful Hints Solving General Problems 1Solving General ProblemsComputer date and time display is incorrect Cause Solution Computer will not respond to keyboard or mouse CauseSolving General Problems Cause SolutionThere is no sound or sound volume is too low Cause Solution Cannot remove computer cover or access panel Cause SolutionUnder Windows System, click Run Solution Solving Power Problems 2Solving Power ProblemsPower supply shuts down intermittently Cause Solution Solving Hard Drive Problems Solving Hard Drive Problems3Solving Hard Drive Problems Storage Boot Order list Computer will not boot from hard drive Cause SolutionStorage Boot Order Computer seems to be locked up Cause SolutionSolving Media Card Reader Problems Solving Media Card Reader Problems4Solving Media Card Reader Problems Can not write to the media card CauseSolving Display Problems 5Solving Display ProblemsBlank screen no video Cause Solution Solving Display Problems Screen resolutionDim characters Cause Solution Image is not centered Cause SolutionNo Connection, Check Signal Cable displays on screen Cause Select the monitor’s Auto-Adjustment optionOut of Range displays on screen Cause Monitor’s on-screen display menuSolving Audio Problems 6Solving Audio ProblemsSolving Audio Problems Sound from headphones is not clear or muffled CauseThere is no sound or sound volume is too low Cause Select Device ManagerThere is no sound or sound volume is too low Cause Solution Solving Printer Problems Solving Printer Problems7Solving Printer Problems Solving Keyboard and Mouse Problems 8Solving Keyboard Problems9Solving Mouse Problems Mouse does not respond to movement or is too slow CauseSolving Hardware Installation Problems Solving Hardware Installation Problems10Solving Hardware Installation Problems New device is not recognized as part of the system CauseComputer will not start Cause Solution Solving Network Problems Solving Network Problems11Solving Network Problems Power SavingsWake-on-LAN feature is not functioning Cause Solution Network status link light never flashes Cause SolutionAdvanced Device Options S5 Wake on LAN Correct operating mode Diagnostics reports a failure Cause SolutionSettings for the board Cable CorrectlySolving Memory Problems New network card will not boot Cause SolutionSolving Memory Problems 12Solving Memory ProblemsOut of memory error Cause Memory count during Post is wrong Cause SolutionSolving Processor Problems Solving CD-ROM and DVD Problems13Solving Processor Problems Some fans only operate when neededSolving CD-ROM and DVD Problems 14Solving CD-ROM and DVD ProblemsComputer Setup utility Security Network BootSolving USB Flash Drive Problems Cannot eject compact disc tray-load unit CauseSolving Front Panel Component Problems Solving Front Panel Component Problems15Solving USB Flash Drive Problems Solving Internet Access Problems Set to Enabled in Security USB SecurityUnable to connect to the Internet Cause Solution Click Internet OptionsSolving Software Problems Solving Software ProblemsType the password for the account Select Automatic RepairContacting Customer Support HP PC Hardware Diagnostics Why run HP PC Hardware Diagnostics UefiHow to access and run HP PC Hardware Diagnostics Uefi Downloading HP PC Hardware Diagnostics to a USB devicePage Backup and Recovery Backup and recovery in WindowsBacking up your information Performing a system recovery To recover information you previously backed upFollow the on-screen instructions Backup and Recovery Using f11 recovery tools Post Error Messages Post Error MessagesPost Numeric Codes and Text Messages 1Numeric Codes and Text MessagesPost Numeric Codes and Text Messages Flash Screen Image Corrupted Flash Screen image has errors Reseat power supply fanReconfigure card resources and/or run Computer Setup or Windows utilitiesEmulation to IDE, and select File Save Inventory error during MEBx execution Try a different USB key device forFunctionality contained in the system Bios System Bios versionGeneral error during MEBx execution System Bios and ME firmwareInterpreting Post diagnostic front panel LEDs 2Diagnostic front panel LEDs and audible codesPossible Cause Recommended Action White Power LED On ActivityInterpreting Post diagnostic front panel LEDs Possible Cause Recommended ActionRed Power LED flashes seven Recovery Mode section of the DesktopInstall a TXT capable processor Previously enabled on thisPassword Security and Resetting Cmos Establishing a Setup or Power-on passwordEstablishing a Setup or Power-on password Resetting the Setup and Power-on password Clearing and resetting the CmosPassword Security and Resetting Cmos Cmos button Power Cord Set Requirements Japanese Power Cord RequirementsGeneral requirements Country-specific requirements Country-specific requirementsCountry Accrediting Agency Specifications SpecificationsAppendix B Specifications Index Optical drive connector 109 Power-on SetupMemory Monitor Mouse Network Power Printer Wlan module Removing battery ResettingWlan module removing Spare part number 7, 9 Index
Related manuals
Manual 3 pages 33.03 Kb
Top Page Image Contents