HP Comprehensive Troubleshooting for 402 G1 Desktop Network Issues

Page 86

Table 7-11Solving Network Problems (continued)

Wake-on-LAN feature is not functioning.

Cause	Solution

S5 Wake on LAN is disabled (some models).	Enable the S5 Wake on LAN option in Computer Setup. Select
	Advanced > Device Options > S5 Wake on LAN.

Wake-on-LAN is not enabled.	To enable Wake-on-LAN in Windows 8:
	1.	From the Start screen, type c, and then select Control Panel
		from the list of applications.
	2.	Select Network and Sharing Center, and then click the
		Ethernet link next to the connection.
	3.	Click the Properties button.
	4.	Click the Configure button.
	5.	Click the Power Management tab, then enable the
		appropriate Wake-on LAN option.

Network driver does not detect network controller.

Cause	Solution

Network controller is disabled.	1.	Run Computer Setup and enable network controller.
	2.	Enable the network controller in the operating system using
		Device Manager.
		To access Device Manager in Windows 8, from the Start
		screen, type c, select Control Panel from the list of
		applications, and then select Device Manager.

Incorrect network driver.	Check the network controller documentation for the correct
	driver or obtain the latest driver from the manufacturer’s Web
	site.

Network status link light never flashes.

NOTE: The network status light is supposed to flash when there is network activity.

Cause	Solution

No active network is detected.	Check cabling and network equipment for proper connection.

Network controller is not set up properly.	Check for the device status within Windows, such as Device
	Manager for driver load and the Network Connections applet
	within Windows for link status.
	To access Device Manager in Windows 8, from the Start screen,
	type c, select Control Panel from the list of applications, and then
	select Device Manager.

Network controller is disabled.	1. Run Computer Setup and enable network controller.
	2. Enable the network controller in the operating system using
	Device Manager.

78 Chapter 7 Troubleshooting without diagnostics

Image 86

Contents Maintenance & Service Guide Product notice Safety warning notice IiiIv Safety warning notice Table of contents Troubleshooting without diagnostics System board callouts104 100103 Vii110 106107 ViiiDrive configuration may vary by model Product featuresStandard configuration features Standard configuration featuresSerial number location Product featuresRear panel components Activating and customizing the software in Windows Downloading Windows 8 updatesActivating and customizing the software Activating the Windows operating systemIllustrated parts catalog Illustrated parts catalogMajor components Miscellaneous parts Item Component Access panelFront bezel Fan sink Power supply, 250 W Processors Miscellaneous partsTB, 7200 rpm, 3.5 inch 500-GB, 7200 rpm, 3.5 inch Mass storage devicesHard drives Optical driveSata hard drive cables Serial ATA Hard Drive CharacteristicsSata hard drives Sata data cableGenerating static Smart ATA drivesElectrostatic discharge information Preventing electrostatic damage to equipmentStatic Shielding Protection Levels Personal grounding methods and equipmentGrounding the work area Method VoltageOperating guidelines Recommended materials and equipmentCleaning the keyboard General cleaning safety precautionsCleaning the computer case Routine careCleaning the mouse Service considerationsCleaning the display Tools and software requirementsHard drives Cables and connectorsLithium coin cell battery Removal and replacement procedures Preparing to disassemble the computerAccess panel Description Installing and removing drivesRemoving a slim optical disc drive 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 GB memory module PC3-12800 4GB memory module PC3-12800 Remove the access panel see Access panel on MemoryMemory Page Expansion cards Page Fan Page RTC battery RTC batteryFan sink Page Processor Before removing the processor, follow these stepsPage Power supply Page System board To remove the system boardUpdating Smbios Information System boardSystem ID Setup Setup Field Name Comment LabelSystem board callouts Sys Bd Label ComponentNetwork connector and USB Front I/O USB connectorRTC battery VGA connectorComputer Setup F10 Utility Computer Setup F10 Utilities1Computer Setup F10 Utility Using Computer Setup F10 UtilitiesComputer Setup F10 Utility Computer Setup-File 2Computer Setup-FileComputer Setup-Storage 3Computer Setup-StorageComputer Setup-Security 4Computer Setup-SecurityDevice Security Network BootMaster Boot Record USB SecurityDriveLock Security System Security theseSystem Security Legacy Support to disabled Secure BootConfiguration Computer Setup-Power 5Computer Setup-PowerComputer Setup-Advanced 6Computer Setup-Advanced for advanced usersBus Options PCI SERR# Generation. Default is enabledVGA Configuration AMT Configuration Device OptionsRecovering the configuration settings Troubleshooting without diagnostics Safety and comfort Before you call for technical supportHelpful hints 1Solving General Problems Solving general problemsSolving general problems Computer date and time display is incorrect Cause SolutionCannot remove computer cover or access panel Cause Solution Cause SolutionThere is no sound or sound volume is too low Cause Solution Poor performance Cause SolutionUnder Windows System, click Run Solution 2Solving Power Problems Solving power problemsSolving power problems Power supply shuts down intermittently Cause SolutionSolving hard drive problems 3Solving Hard Drive ProblemsSolving hard drive problems Can not write to the media card Cause Solving media card reader problems4Solving Media Card Reader Problems Computer’s software is used to safely eject the card5Solving Display Problems Solving display problemsSolving display problems Blank screen no video Cause SolutionScreen resolution Dim characters Cause Solution Image is not centered Cause SolutionOut of Range displays on screen Cause No Connection, Check Signal Cable displays on screen CauseSelect the monitor’s Auto-Adjustment option Monitor’s on-screen display menu6Solving Audio Problems Solving audio problemsSolving audio problems Select Device Manager Sound from headphones is not clear or muffled CauseThere is no sound or sound volume is too low Cause Line-in jack is not functioning properly Cause7Solving Printer Problems Solving printer problemsSolving printer problems Solving keyboard and mouse problems 8Solving Keyboard Problems Shut down the computer using the keyboard Solving hardware installation problems 9Solving Mouse Problems Components10Solving Hardware Installation Problems Computer will not start Cause Solution11Solving Network Problems Solving network problemsSolving network problems Power SavingsAdvanced Device Options S5 Wake on LAN Wake-on-LAN feature is not functioning Cause SolutionNetwork status link light never flashes Cause Solution Settings for the board Correct operating modeDiagnostics reports a failure Cause Solution Cable CorrectlyNew network card will not boot Cause Solution 12Solving Memory Problems Solving memory problemsSolving memory problems Some fans only operate when needed Solving processor problems13Solving Processor Problems Make sure the processor heat sink is installed properly14Solving CD-ROM and DVD Problems Solving CD-ROM and DVD problemsSolving CD-ROM and DVD problems Computer Setup utilityMovie will not play in the DVD drive Cause Solution Cannot eject compact disc tray-load unit CauseSolving USB flash drive problems Solving USB flash drive problemsSolving front panel component problems 15Solving USB Flash Drive ProblemsUnable to connect to the Internet Cause Solution Solving internet access problemsSet to Enabled in Security USB Security Click Internet OptionsSolving software problems Solving software problemsContacting customer support How to access and run HP PC Hardware Diagnostics Uefi HP PC Hardware DiagnosticsWhy run HP PC Hardware Diagnostics Uefi Diagnostic section, click HP Uefi Support Environment Backing up your information Backup and RecoveryBackup and recovery in Windows Follow the on-screen instructions Backup and Recovery Performing a system recoveryTo recover information you previously backed up Using f11 recovery tools Post Numeric Codes and Text Messages Post Error MessagesPost Error Messages 1Numeric Codes and Text MessagesPost Numeric Codes and Text Messages Reconfigure card resources and/or run Flash Screen Image Corrupted Flash Screen image has errorsReseat power supply fan Computer Setup or Windows utilitiesEmulation to IDE, and select File Save Inventory error during MEBx execution Try a different USB key device forGeneral error during MEBx execution Functionality contained in the system BiosSystem Bios version System Bios and ME firmwarePossible Cause Recommended Action White Power LED On Interpreting Post diagnostic front panel LEDs2Diagnostic front panel LEDs and audible codes ActivityInterpreting Post diagnostic front panel LEDs Possible Cause Recommended ActionInstall a TXT capable processor Red Power LED flashes sevenRecovery Mode section of the Desktop Previously enabled on thisEstablishing a Setup or Power-on password Password Security and Resetting CmosEstablishing a Setup or Power-on password Password Security and Resetting Cmos Resetting the Setup and Power-on passwordClearing and resetting the Cmos Page General requirements Power Cord Set RequirementsJapanese Power Cord Requirements Country Accrediting Agency Country-specific requirementsCountry-specific requirements Statement of Volatility Appendix B Statement of VolatilityEnter the F10 setup utility Appendix C Specifications SpecificationsSpecifications Index Network Setup password 103 Power Software Printer Problems All-in One chassis Fan Password Fan sink103 Problems Product ID location Removal and replacement

Related manuals

Manual 34 pages 13.56 Kb