HP dx7300 manual Sound from headphones is not clear or muffled Cause Solution

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Table 2-7Solving Audio Problems (continued)

Sound does not come out of the speaker or headphones.

Cause	Solution

Headphones or devices connected to the line-out connector	Turn on and use headphones or external speakers, if
mute the internal speaker.	connected, or disconnect headphones or external speakers.

Computer is in standby mode.	Press the power button to resume from standby mode.

		CAUTION: When attempting to resume from
		standby mode, do not hold down the power button for
		more than four seconds. Otherwise, the computer will
		shut down and you will lose any unsaved data.

Sound from headphones is not clear or muffled.

Cause	Solution

Headphones are plugged into the rear audio output connector. The rear audio output connector is for powered audio devices and is not designed for headphone use.

Plug the headphones into the headphone connector on the front of the computer.

Computer appears to be locked up while recording audio.

Cause	Solution

The hard disk may be full.

Before recording, make sure there is enough free space on the hard disk. You can also try recording the audio file in a compressed format.

Line-in, Line-out, headphone, or microphone jacks are not functioning properly.

Cause	Solution

Jacks have been reconfigured in the audio driver or application software.

In the audio driver or application software, reconfigure the jacks or set the jacks to their default values.

28 Chapter 2 Troubleshooting Without Diagnostics

ENWW

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Contents Troubleshooting Guide Troubleshooting Guide Iii Iv About This Book Table of contents Appendix B Password Security and Resetting Cmos Accessing DPS Through Computer SetupHP Insight Diagnostics HP Insight DiagnosticsSurvey Tab Test Tab Log Tab Select a language and click Download Protecting the SoftwareProtecting the Software HP Backup and Recovery Manager Safety and Comfort Before You Call for Technical Support Safety and ComfortHelpful Hints Helpful Hints 1Solving General Problems Solving General ProblemsComputer date and time display is incorrect Cause Solution Cannot remove computer cover or access panel Cause Solution Solving General ProblemsThere is no sound or sound volume is too low Cause Solution Poor performance is experienced Cause SolutionRun Windows XP or Start Accessories Run Cause SolutionHard 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 Diskette drive cannot read a diskette Cause Solution Cannot format diskette Cause SolutionProblem has occurred with a disk transaction Cause Solution Invalid system disk message is displayed Cause SolutionSecurity Password Options Storage Boot OrderBoot Storage Storage Options Removable MediaHard drive error occurs Cause Solution Solving Hard Drive Problems4Solving Hard Drive Problems Disk transaction problem Cause SolutionComputer will not boot from hard drive Cause Solution Solving Hard Drive ProblemsNonsystem disk/NTLDR missing message Cause Solution Computer seems to be locked up Cause SolutionAgain 5Solving Media Card Reader Problems Solving Media Card Reader ProblemsSolving Media Card Reader Problems Can not write to the media card Cause SolutionEnww 6Solving Display Problems Solving Display ProblemsSolving Display Problems Blank screen no video Cause SolutionDim characters Cause Solution Image is not centered Cause Solution Out of Range displays on screen Cause SolutionCertain typed symbols do not appear correct Cause Solution 7Solving Audio Problems Solving Audio ProblemsSolving Audio Problems Sound cuts in and out Cause SolutionSound 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 Solving Keyboard and Mouse Problems 10Solving Mouse Problems11Solving Hardware Installation Problems Solving Hardware Installation ProblemsComputer will not start Cause Solution Once bad card is identified, remove and replace bad Solving Hardware Installation ProblemsGoes away Option card12Solving 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 13Solving Memory Problems Solving Memory ProblemsSolving Memory Problems Out of memory error Cause SolutionInsufficient memory error during operation Cause Solution 14Solving Processor Problems Solving Processor ProblemsSolving Processor Problems Some fans only operate when needed15Solving 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 16Solving Drive Key Problems Solving Drive Key ProblemsSolving Drive Key Problems USB Drive Key not found identified Cause SolutionSolving Front Panel Component Problems 17Solving Front Panel Component Problems18Solving Internet Access Problems Solving Internet Access ProblemsSolving Internet Access Problems Unable to connect to the Internet Cause SolutionDouble-clickAgere Systems PCI-SV92PP Soft Click on System and MaintenanceModem Solving Software Problems Solving Software Problems19Solving Software Problems Contacting Customer Support Post Error Messages Table A-1Numeric Codes and Text Messages Appendix a Post Error MessagesPost Numeric Codes and Text Messages Control panel message Description Recommended actionOn the Documentation and Diagnostics CD Post Numeric Codes and Text MessagesAdvanced Onboard Devices Control panel message Description Under Storage DPS Self-test SataEnww 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 Clearing and Resetting the Cmos Using Computer Setup to Reset CmosLocate, press, and hold the Cmos button in for five seconds Figure B-1 Cmos buttonDrive Protection System DPS Accessing DPS Through Computer Setup Select Storage DPS Self-TestIndex

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