Solving General Problems | HP 8200 SM774UP specification

There is no sound or sound volume is too low.

Cause	Solution

System volume may be set low or muted.	1.	Check the F10 BIOS settings to make sure the internal
		system speaker is not muted (this setting does not
		affect the external speakers).
	2.	Make sure the external speakers are properly
		connected and powered on and that the speakers'
		volume control is set correctly.
	3.	Use the system volume control available in the
		operating system to make sure the speakers are not
		muted or to increase the volume.

Poor performance is experienced.

Cause	Solution

Processor is hot.	1.	Make sure airflow to the computer is not blocked. Leave
		a 10.2-cm (4-inch) clearance on all vented sides of the
		computer and above the monitor to permit the required
		airflow.
	2.	Make sure fans are connected and working properly
		(some fans only operate when needed).
	3.	Make sure the processor heat sink is installed properly.

Hard drive is full.	Transfer data from the hard drive to create more space on
	the hard drive.

Low on memory.	Add more memory.

Hard drive fragmented.	Defragment hard drive.

Program previously accessed did not release reserved	Restart the computer.
memory back to the system.

Virus resident on the hard drive.	Run virus protection program.

Too many applications running.	1.	Close unnecessary applications to free up memory.
	2.	Add more memory. Some applications run in the
		background and can be closed by right-clicking on their
		corresponding icons in the task tray. To prevent these
		applications from launching at startup, go to Start > All
		Programs > Accessories > Run and type msconfig.
		On the Startup tab of the System Configuration Utility,
		clear applications that you do not want to launch
		automatically.

Some software applications, especially games, are stressful	1.	Lower the display resolution for the current application
on the graphics subsystem		or consult the documentation that came with the
		application for suggestions on how to improve
		performance by adjusting parameters in the application.
	2.	Add more memory.
	3.	Upgrade the graphics solution.

Cause unknown.	Restart the computer.

Solving General Problems 99

Image 107

HP 8200 SM774UP manual Solving General Problems, There is no sound or sound volume is too low Cause Solution

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 3Rear Components Rear ComponentsRear Components 5Adjusting Tilt Product Features Adjusting Tilt Downloading Microsoft Windows Updates Installing and Customizing the SoftwareInstalling the Operating System Protecting the Software Installing or Upgrading Device Drivers Windows systemsAccessing Disk Image ISO Files 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 DPS Self-Test Boot OrderShortcut to Temporarily Override Boot Order 3Computer Setup-Security Computer Setup-Security System IDs Network BootSlot Security 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 Smart ATA Drives Smart ATA DrivesHard Drive Capacities An all-in one form factor is available Chassis DesignationAll-in One 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 Hard Drives Cables and ConnectorsLithium Coin Cell Battery 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 Table B-1Numeric Codes and Text Messages Post Numeric Codes and Text MessagesPost Numeric 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 Poor performance is experienced Cause Solution Solving General ProblemsThere is no sound or sound volume is too low Cause Solution Cause Solution Table C-2Solving Power Problems Solving Power ProblemsSolving 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 Blank screen no video Cause Solution Solving Display ProblemsTable C-6Solving Display Problems Dim characters Cause Solution Solving Display Problems Select ImageControl/ Horizontal Position or Vertical Image is not centered Cause SolutionOut of Range displays on screen Cause Solution 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 Table C-8Solving Printer Problems Solving Printer ProblemsSolving Keyboard and Mouse Problems Table C-10Solving Mouse Problems Solving Keyboard and Mouse ProblemsTable C-9Solving Keyboard 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-out Audio HeadphoneLine-in Audio General Requirements Power Cord Set RequirementsJapanese Power Cord Requirements Country Accrediting Agency Country-Specific Requirements All-in One Models SpecificationsAppendix F Specifications Table F-1Specifications Index Audible codes 94 audio problems Sata