Solving Network Problems | HP 8200 SM774UP specification

Table C-12Solving Network Problems

Wake-on-LAN feature is not functioning.

Cause	Solution

S5 Maximum Power Saving feature is enabled.	Disable the S5 Maximum Power Saving option in Computer
	Setup. Select Power > Hardware Power Management > S5
	Maximum Power Saving.

S5 Wake on LAN is disabled.	: Enable the S5 Wake on LAN option in Computer Setup.
	Select Advanced > Device Options > S5 Wake on LAN.

Wake-on-LAN is not enabled.	1.	Select Start > Control Panel.
	2.	Under Network and Internet, select View network
		status and tasks.
	3.	Click Local Area Connection.
	4.	Click the Properties button.
	5.	Click the Configure button.
	6.	Click the Power Management tab, then select the
		check box to Allow this device to wake the computer.

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
		via 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.

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

Network driver is not properly loaded.	Reinstall network drivers.

System cannot autosense the network.	Disable auto-sensing capabilities and force the system into
	the correct operating mode.

Solving Network Problems 119

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HP 8200 SM774UP manual Table C-12Solving Network Problems

Contents

Maintenance & Service Guide Maintenance & Service Guide Iii About This Book Iv About This Book Table of contents Removal and Replacement Procedures All-in One AIO Chassis 107 101102 104 Viii Ethernet BNC 130Microphone 130 Headphone 131 Line-in Audio Line-out Audio All-in One Models 134 Overview Product FeaturesPage Component Front ComponentsFront Components 1Front Components 2Side Components Side Components Rear Components Rear Components3Rear Components 5Adjusting Tilt Product Features Adjusting Tilt Installing the Operating System Installing and Customizing the SoftwareDownloading Microsoft Windows Updates Accessing Disk Image ISO Files Installing or Upgrading Device Drivers Windows systemsProtecting the Software Computer Setup F10 Utilities Computer Setup F10 Utility Using Computer Setup F10 Utilities 1Computer Setup-File Computer Setup-File Storage Options Removable Media Boot Computer Setup-Storage2Computer Setup-Storage Option Description Device Configuration Shortcut to Temporarily Override Boot Order Boot OrderDPS Self-Test 3Computer Setup-Security Computer Setup-Security Slot Security Network BootSystem IDs DriveLock Security System Security 4Computer Setup-Power Computer Setup-Power 5Computer Setup-Advanced Computer Setup-Advanced Device Options AMT Configuration Sata Hard Drive Cables Serial ATA Sata Drive Guidelines and FeaturesSerial ATA Hard Drive Characteristics Sata Hard Drives Hard Drive Capacities Smart ATA DrivesSmart ATA Drives All-in One Chassis DesignationAn all-in one form factor is available Relative Humidity Event 55% 40% 10% Electrostatic Discharge InformationGenerating Static Preventing Electrostatic Damage to Equipment Static Shielding Protection Levels Personal Grounding Methods and EquipmentGrounding the Work Area Recommended Materials and Equipment Operating Guidelines Routine Care General Cleaning Safety PrecautionsCleaning the Computer Case Cleaning the Keyboard Tools and Software Requirements Service ConsiderationsCleaning the Monitor Cleaning the Mouse Lithium Coin Cell Battery Cables and ConnectorsHard Drives Preparing to Disassemble the Computer Removal and Replacement Procedures All-in One AIO Chassis Synchronizing the Optional Wireless Keyboard or Mouse Page Center Access Panel Stand Memory Access Panel Drive Access Panel Page Optical Drive Page 14Loosening the hard drive security screw Hard Drive Hard DrivePage Slide the hard drive out of the cage Memory 20Removing a memory module Memory Page Top Panel Webcam Module Page Rear Cover System Board Cover Page Sidekey Board Page Page Converter Board Page Speakers Wlan Module Page Heat Sink Thermal Module Lift the heat sink from the computer 44Removing the processor Processor ProcessorPage Fan Assembly Page Display Cable Page System Board Updating Smbios Information Go to Security System ID’s Setup Field Name Comment Label Removal and Replacement Procedures All-in One AIO Chassis Stand Bracket Page Hard Drive and Optical Drive Cables and Connectors Page Front Bezel Display Panel Page Page 60Samsung panel bracket locations Page Cmos Password Security and Resetting Appendix a Password Security and Resetting Cmos Establishing a Setup or Power-on Password Resetting a Setup or Power-on Password Clearing and Resetting the Cmos Locate, press, and hold the Cmos button in for five seconds Clearing and Resetting the Cmos Post Error Messages Post Numeric Codes and Text Messages Post Numeric Codes and Text MessagesTable B-1Numeric Codes and Text Messages Appendix B Post Error Messages Test under Storage DPS Self-test Appendix B Post Error Messages Bios Appendix B Post Error Messages Options SERR# Generation Disable Table B-2Diagnostic Front Panel LEDs and Audible Codes Activity Beeps Possible Cause Recommended Action Board needs to be replaced Safety and Comfort Troubleshooting Without DiagnosticsSafety and Comfort Computer date and time display is incorrect Cause Solution Solving General ProblemsAppendix C Troubleshooting Without Diagnostics Table C-1Solving General Problems There is no sound or sound volume is too low Cause Solution Solving General ProblemsPoor performance is experienced Cause Solution Cause Solution Solving Power Problems Solving Power ProblemsTable C-2Solving Power Problems Table C-3Solving Diskette Problems Solving Diskette Problems Solving Diskette Problems Table C-4Solving Hard Drive Problems Solving Hard Drive Problems Nonsystem disk/NTLDR missing message Cause Solution Solving Hard Drive ProblemsPower-On Advanced Power-On Options Computer seems to be locked up Cause Solution Computer will not boot from hard drive Cause Solution Can not write to the media card Cause Solving Media Card Reader ProblemsSolving Media Card Reader Problems Table C-5Solving Media Card Reader Problems Table C-6Solving Display Problems Solving Display ProblemsBlank screen no video Cause Solution Dim characters Cause Solution Solving Display Problems Out of Range displays on screen Cause Solution Image is not centered Cause SolutionSelect ImageControl/ Horizontal Position or Vertical Symbol. Click Start All Programs Accessories Certain typed symbols do not appear correct Cause Solution Table C-7Solving Audio Problems Solving Audio Problems Line-in jack is not functioning properly Cause Solving Audio ProblemsSound from headphones is not clear or muffled Cause There is no sound or sound volume is too low Cause Solving Keyboard and Mouse Problems Solving Printer ProblemsTable C-8Solving Printer Problems Table C-9Solving Keyboard Problems Solving Keyboard and Mouse ProblemsTable C-10Solving Mouse Problems Appendix C Troubleshooting Without Diagnostics Computer will not start Cause Solution Solving Hardware Installation ProblemsSolving Hardware Installation Problems Table C-11Solving Hardware Installation Problems Solving Network Problems Table C-12Solving Network Problems Solving Network Problems Diagnostics reports a failure Cause New network card will not boot Cause Solving Memory ProblemsSolving Memory Problems Table C-13Solving Memory Problems Insufficient memory error during operation Cause Solution Solving Processor ProblemsOut of memory error Cause Solution Memory count during Post is wrong Cause Solution Table C-15Solving CD-ROM and DVD Problems Solving CD-ROM and DVD ProblemsSolving CD-ROM and DVD Problems Table C-14Solving Processor Problems Cannot eject compact disc tray-load unit Cause Movie will not play in the DVD drive Cause Solution USB flash drive not found identified Cause Solution Solving USB Flash Drive ProblemsSolving USB Flash Drive Problems Table C-16Solving USB Flash Drive Problems Unable to connect to the Internet Cause Solution Solving Internet Access ProblemsTable C-17Solving Internet Access Problems System will not boot from USB flash drive Cause Solution Solving Internet Access Problems Table C-18Solving Software Problems Solving Software Problems Contacting Customer Support Microphone Connector Pin AssignmentsAppendix D Connector Pin Assignments Ethernet BNC Line-in Audio HeadphoneLine-out Audio Japanese Power Cord Requirements Power Cord Set RequirementsGeneral Requirements Country Accrediting Agency Country-Specific Requirements All-in One Models SpecificationsAppendix F Specifications Table F-1Specifications Index Audible codes 94 audio problems Sata