HP 402 G1 manual

4.From the inside of the computer, disconnect the fan cable from the system board connector labeled SYS FAN1 (1), and then remove the fan from the computer (2).

To install the fan, reverse the removal procedures.

32 Chapter 5 Removal and replacement procedures

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Contents

Maintenance & Service Guide Product notice Safety warning notice Iii Iv Safety warning notice Table of contents Troubleshooting without diagnostics System board callouts 100 103104 Vii 106 107110 Viii Product features Standard configuration featuresDrive configuration may vary by model Standard configuration features Rear panel components Product featuresSerial number location Downloading Windows 8 updates Activating and customizing the softwareActivating and customizing the software in Windows Activating the Windows operating system Major components Illustrated parts catalogIllustrated parts catalog Item Component Access panel Front bezel Fan sink Power supply, 250 W ProcessorsMiscellaneous parts Miscellaneous parts Mass storage devices Hard drivesTB, 7200 rpm, 3.5 inch 500-GB, 7200 rpm, 3.5 inch Optical drive Serial ATA Hard Drive Characteristics Sata hard drivesSata hard drive cables Sata data cable Smart ATA drives Electrostatic discharge informationGenerating static Preventing electrostatic damage to equipment Personal grounding methods and equipment Grounding the work areaStatic Shielding Protection Levels Method Voltage Operating guidelines Recommended materials and equipment General cleaning safety precautions Cleaning the computer caseCleaning the keyboard Routine care Service considerations Cleaning the displayCleaning the mouse Tools and software requirements Lithium coin cell battery Cables and connectorsHard drives Removal and replacement procedures Preparing to disassemble the computer Access panel Removing a slim optical disc drive Installing and removing drivesDescription Page Page Installing a slim optical disc drive Page Remove the access panel see Access panel on Removing and replacing a 3.5-inch hard drivePage Page Page Front bezel To remove the front bezelPage Memory Remove the access panel see Access panel on MemoryGB memory module PC3-12800 4GB memory module PC3-12800 Page Expansion cards Page Fan Page RTC battery RTC battery Fan sink Page Processor Before removing the processor, follow these stepsPage Power supply Page System board To remove the system board Updating Smbios Information System board System ID Setup Setup Field Name Comment Label System board callouts Sys Bd Label Component Front I/O USB connector RTC batteryNetwork connector and USB VGA connector Computer Setup F10 Utility Computer Setup F10 Utilities Computer Setup F10 Utility Using Computer Setup F10 Utilities1Computer Setup F10 Utility Computer Setup-File 2Computer Setup-File Computer Setup-Storage 3Computer Setup-Storage Computer Setup-Security 4Computer Setup-Security Network Boot Master Boot RecordDevice Security USB Security System Security System Security theseDriveLock Security Configuration Secure BootLegacy Support to disabled Computer Setup-Power 5Computer Setup-Power Computer Setup-Advanced 6Computer Setup-Advanced for advanced users PCI SERR# Generation. Default is enabled VGA Configuration AMT ConfigurationBus Options Device Options Recovering the configuration settings Troubleshooting without diagnostics Safety and comfort Before you call for technical support Helpful hints Solving general problems Solving general problems1Solving General Problems Computer date and time display is incorrect Cause Solution Cause Solution There is no sound or sound volume is too low Cause SolutionCannot remove computer cover or access panel Cause Solution Poor performance Cause Solution Under Windows System, click Run Solution Solving power problems Solving power problems2Solving Power Problems Power supply shuts down intermittently Cause Solution Solving hard drive problems 3Solving Hard Drive Problems Solving hard drive problems Solving media card reader problems 4Solving Media Card Reader ProblemsCan not write to the media card Cause Computer’s software is used to safely eject the card Solving display problems Solving display problems5Solving Display Problems Blank screen no video Cause Solution Screen resolution Dim characters Cause Solution Image is not centered Cause Solution No 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 menu Solving audio problems Solving audio problems6Solving Audio Problems Sound from headphones is not clear or muffled Cause There is no sound or sound volume is too low CauseSelect Device Manager Line-in jack is not functioning properly Cause Solving printer problems Solving printer problems7Solving Printer Problems Solving keyboard and mouse problems 8Solving Keyboard Problems Solving hardware installation problems 9Solving Mouse ProblemsShut down the computer using the keyboard Components 10Solving Hardware Installation Problems Computer will not start Cause Solution Solving network problems Solving network problems11Solving Network Problems Power Savings Network status link light never flashes Cause Solution Wake-on-LAN feature is not functioning Cause SolutionAdvanced Device Options S5 Wake on LAN Correct operating mode Diagnostics reports a failure Cause SolutionSettings for the board Cable Correctly New network card will not boot Cause Solution Solving memory problems Solving memory problems12Solving Memory Problems Solving processor problems 13Solving Processor ProblemsSome fans only operate when needed Make sure the processor heat sink is installed properly Solving CD-ROM and DVD problems Solving CD-ROM and DVD problems14Solving CD-ROM and DVD Problems Computer Setup utility Movie will not play in the DVD drive Cause Solution Cannot eject compact disc tray-load unit Cause Solving USB flash drive problems Solving front panel component problemsSolving USB flash drive problems 15Solving USB Flash Drive Problems Solving internet access problems Set to Enabled in Security USB SecurityUnable to connect to the Internet Cause Solution Click Internet Options Solving software problems Solving software problems Contacting customer support Why run HP PC Hardware Diagnostics Uefi HP PC Hardware DiagnosticsHow to access and run HP PC Hardware Diagnostics Uefi Diagnostic section, click HP Uefi Support Environment Backup and recovery in Windows Backup and RecoveryBacking up your information To recover information you previously backed up Performing a system recoveryFollow 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 Messages Post 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 utilities Emulation to IDE, and select File Save Inventory error during MEBx execution Try a different USB key device for Functionality contained in the system Bios System Bios versionGeneral error during MEBx execution System Bios and ME firmware Interpreting Post diagnostic front panel LEDs 2Diagnostic front panel LEDs and audible codesPossible Cause Recommended Action White Power LED On Activity Interpreting Post diagnostic front panel LEDs Possible Cause Recommended Action Red Power LED flashes seven Recovery Mode section of the DesktopInstall a TXT capable processor Previously enabled on this Establishing a Setup or Power-on password Password Security and Resetting CmosEstablishing a Setup or Power-on password Clearing and resetting the Cmos Resetting the Setup and Power-on passwordPassword Security and Resetting Cmos Page Japanese Power Cord Requirements Power Cord Set RequirementsGeneral requirements Country-specific requirements Country-specific requirementsCountry Accrediting Agency Statement of Volatility Appendix B Statement of Volatility Enter the F10 setup utility Specifications SpecificationsAppendix C Specifications Index All-in One chassis Fan Password Fan sink 103 ProblemsNetwork Setup password 103 Power Software Printer Problems Product ID location Removal and replacement