Image is not centered Cause Solution | HP dx7300 instruction

Table 2-6Solving Display Problems (continued)

Blurry video or requested resolution cannot be set.

Cause	Solution

If the graphics controller was upgraded, the correct graphics	Install the video drivers included in the upgrade kit.
drivers may not be loaded.

Monitor is not capable of displaying requested resolution.	Change requested resolution.

Graphics card is bad.	Replace the graphics card.

The picture is broken up, rolls, jitters, or flashes.

Cause	Solution

The monitor connections may be incomplete or the monitor	1. Be sure the monitor cable is securely connected to the
may be incorrectly adjusted.		computer.
	2.	In a two-monitor system or if another monitor is in close
		proximity, be sure the monitors are not interfering with
		each other’s electromagnetic field by moving them apart.
	3.	Fluorescent lights or fans may be too close to the monitor.

Monitor needs to be degaussed.	Degauss the monitor. Refer to the documentation that came
	with the monitor for instructions.

Image is not centered.

Cause	Solution

Position may need adjustment.	Press the Menu button to access the OSD menu. Select
	ImageControl/ Horizontal Position or Vertical Position to
	adjust the horizontal or vertical position of the image.

“No Connection, Check Signal Cable” displays on screen.

Cause	Solution

Monitor video cable is disconnected.

Connect the video cable between the monitor and computer.

CAUTION: Ensure that the computer power is off while connecting the video cable.

“Out of Range” displays on screen.

Cause	Solution

Video resolution and refresh rate are set higher than what the monitor supports.

Restart the computer and enter Safe Mode. Change the settings to a supported setting then restart the computer so that the new settings take effect.

ENWW	Solving Display Problems 25

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HP dx7300 manual Image is not centered Cause Solution, Out of Range displays on screen Cause Solution

Contents

Troubleshooting Guide Troubleshooting Guide Iii Iv About This Book Table of contents Accessing DPS Through Computer Setup Appendix B Password Security and Resetting Cmos HP Insight Diagnostics HP Insight Diagnostics Survey Tab Test Tab Log Tab Select a language and click Download Protecting the SoftwareProtecting the Software HP Backup and Recovery Manager Safety and Comfort Safety and Comfort Before You Call for Technical Support Helpful Hints Helpful Hints 1Solving General Problems Solving General ProblemsComputer date and time display is incorrect Cause Solution Poor performance is experienced Cause Solution Solving General ProblemsThere is no sound or sound volume is too low Cause Solution Cannot remove computer cover or access panel Cause Solution Cause Solution Run Windows XP or Start Accessories Run Hard drive LED does not turn on green then 2Solving Power Problems Solving Power ProblemsPower supply shuts down intermittently Cause Solution Solving Diskette Problems Solving Diskette Problems3Solving Diskette Problems Invalid system disk message is displayed Cause Solution Cannot format diskette Cause SolutionProblem has occurred with a disk transaction Cause Solution Diskette drive cannot read a diskette Cause Solution Storage Storage Options Removable Media Storage Boot OrderBoot Security Password Options Disk transaction problem Cause Solution Solving Hard Drive Problems4Solving Hard Drive Problems Hard drive error occurs Cause Solution Computer seems to be locked up Cause Solution Solving Hard Drive ProblemsNonsystem disk/NTLDR missing message Cause Solution Computer will not boot from hard drive Cause Solution Again Can not write to the media card Cause Solution Solving Media Card Reader ProblemsSolving Media Card Reader Problems 5Solving Media Card Reader Problems Enww Blank screen no video Cause Solution Solving Display ProblemsSolving Display Problems 6Solving Display Problems Dim characters Cause Solution Out of Range displays on screen Cause Solution Image is not centered Cause Solution Certain typed symbols do not appear correct Cause Solution Sound cuts in and out Cause Solution Solving Audio ProblemsSolving Audio Problems 7Solving Audio Problems Sound from headphones is not clear or muffled Cause Solution Solving Printer Problems Solving Printer Problems8Solving Printer Problems 9Solving Keyboard Problems Solving Keyboard and Mouse ProblemsSelect Shut Down 10Solving Mouse Problems Solving Keyboard and Mouse Problems 11Solving Hardware Installation Problems Solving Hardware Installation ProblemsComputer will not start Cause Solution Option card Solving Hardware Installation ProblemsGoes away Once bad card is identified, remove and replace bad 12Solving Network Problems Solving Network ProblemsWake-on-LAN feature is not functioning Cause Solution Network status link light never flashes Cause Solution Solving Network ProblemsDiagnostics reports a failure Cause Solution New network card will not boot Cause Solution Out of memory error Cause Solution Solving Memory ProblemsSolving Memory Problems 13Solving Memory Problems Insufficient memory error during operation Cause Solution Some fans only operate when needed Solving Processor ProblemsSolving Processor Problems 14Solving Processor Problems 15Solving CD-ROM and DVD Problems Solving CD-ROM and DVD ProblemsMode in Security Password Options Movie will not play in the DVD drive Cause Solution Solving CD-ROM and DVD ProblemsCannot eject compact disc tray-load unit Cause Solution Enww USB Drive Key not found identified Cause Solution Solving Drive Key ProblemsSolving Drive Key Problems 16Solving Drive Key Problems 17Solving Front Panel Component Problems Solving Front Panel Component Problems Unable to connect to the Internet Cause Solution Solving Internet Access ProblemsSolving Internet Access Problems 18Solving Internet Access Problems Double-clickAgere Systems PCI-SV92PP Soft Click on System and MaintenanceModem Solving Software Problems Solving Software Problems19Solving Software Problems Contacting Customer Support Post Error Messages Control panel message Description Recommended action Appendix a Post Error MessagesPost Numeric Codes and Text Messages Table A-1Numeric Codes and Text Messages Post Numeric Codes and Text Messages On the Documentation and Diagnostics CD Advanced Onboard Devices Control panel message Description Sata Under Storage DPS Self-test Enww Keyboard failure while Network Server Mode Table A-2Diagnostic Front Panel LEDs and Audible Codes Activity Beeps Possible Cause Recommended Action Check that both power supply cables are Cmos Resetting the Password Jumper Using Computer Setup to Reset Cmos Clearing and Resetting the Cmos Figure B-1 Cmos button Locate, press, and hold the Cmos button in for five seconds Drive Protection System DPS Select Storage DPS Self-Test Accessing DPS Through Computer Setup Index