HP dx7300 manual 7Solving Audio Problems, Sound cuts in and out Cause Solution

Page 33

Solving Audio Problems

If the computer has audio features and you encounter audio problems, see the common causes and solutions listed in the following table.

Table 2-7Solving Audio Problems

Sound cuts in and out.

Cause

Solution

 

 

Processor resources are being used by other open

Shut down all open processor-intensive applications.

applications.

 

 

 

 

Direct sound latency, common in many media player

In Windows XP only:

applications.

1.

From the Control Panel, select Sounds and Audio

 

 

 

Devices.

 

2.

On the Audio tab, select a device from the Sound

 

 

Playback list.

 

3.

Click the Advanced button and select the Performance

 

 

tab.

 

4.

Set the Hardware acceleration slider to None and the

 

 

Sample rate conversion quality slider to Good and

 

 

retest the audio.

 

5.

Set the Hardware acceleration slider to Full and the

 

 

Sample rate conversion quality slider to Best and

 

 

retest the audio.

 

 

 

Sound does not come out of the speaker or headphones.

Cause

Solution

 

 

Software volume control is turned down or muted.

Double-click the Speaker icon on the taskbar, then make sure that Mute is not selected and use the volume slider to adjust the volume.

Audio is hidden in Computer Setup.

Enable the audio in Computer Setup: Security >

 

Device Security > Audio.

 

 

The external speakers are not turned on.

Turn on the external speakers.

 

 

The audio device may be connected to the wrong jack on the

Ensure that the device is connected to the correct jack on the

rear of the computer or the jack has been retasked to perform

rear of the computer. If the correct jack is being used and the

a different function.

problem persists, the jack may have been retasked to perform

 

a function that is different from the default function. Open the

 

Realtek control panel by clicking the Realtek HD Audio

 

Manager icon in the task tray or the Realtek entry in the

 

operating system's Control Panel and set the jack to the

 

desired function.

 

 

External speakers plugged into the wrong audio jack on a

See the sound card documentation for proper speaker

recently installed sound card.

connection.

 

 

Digital CD audio is not enabled.

Enable digital CD audio. In the Device Manager, right-click on

 

the CD/DVD device and select Properties. Make sure Enable

 

digital CD audio for this CD-ROM device is checked.

 

 

ENWW

Solving Audio Problems 27

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Contents Troubleshooting Guide Troubleshooting Guide Iii Iv About This Book Table of contents Accessing DPS Through Computer Setup Appendix B Password Security and Resetting CmosHP Insight Diagnostics HP Insight DiagnosticsSurvey Tab Test Tab Log Tab Protecting the Software Select a language and click DownloadProtecting the Software HP Backup and Recovery Manager Safety and Comfort Safety and Comfort Before You Call for Technical SupportHelpful Hints Helpful Hints Solving General Problems 1Solving General ProblemsComputer date and time display is incorrect Cause Solution There is no sound or sound volume is too low Cause Solution Solving General ProblemsCannot remove computer cover or access panel Cause Solution Poor performance is experienced Cause SolutionCause Solution Run Windows XP or Start Accessories RunHard drive LED does not turn on green then Solving Power Problems 2Solving Power ProblemsPower supply shuts down intermittently Cause Solution Solving Diskette Problems Solving Diskette Problems3Solving Diskette Problems Problem has occurred with a disk transaction Cause Solution Cannot format diskette Cause SolutionDiskette drive cannot read a diskette Cause Solution Invalid system disk message is displayed Cause SolutionBoot Storage Boot OrderSecurity Password Options Storage Storage Options Removable Media4Solving Hard Drive Problems Solving Hard Drive ProblemsHard drive error occurs Cause Solution Disk transaction problem Cause SolutionNonsystem disk/NTLDR missing message Cause Solution Solving Hard Drive ProblemsComputer will not boot from hard drive Cause Solution Computer seems to be locked up Cause SolutionAgain Solving Media Card Reader Problems Solving Media Card Reader Problems5Solving Media Card Reader Problems Can not write to the media card Cause SolutionEnww Solving Display Problems Solving Display Problems6Solving Display Problems Blank screen no video Cause SolutionDim characters Cause Solution Out of Range displays on screen Cause Solution Image is not centered Cause SolutionCertain typed symbols do not appear correct Cause Solution Solving Audio Problems Solving Audio Problems7Solving 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 Solving Keyboard and Mouse Problems 9Solving Keyboard ProblemsSelect Shut Down 10Solving Mouse Problems Solving Keyboard and Mouse ProblemsSolving Hardware Installation Problems 11Solving Hardware Installation ProblemsComputer will not start Cause Solution Goes away Solving Hardware Installation ProblemsOnce bad card is identified, remove and replace bad Option cardSolving Network Problems 12Solving Network ProblemsWake-on-LAN feature is not functioning Cause Solution Solving Network Problems Network status link light never flashes Cause SolutionDiagnostics reports a failure Cause Solution New network card will not boot Cause Solution Solving Memory Problems Solving Memory Problems13Solving Memory Problems Out of memory error Cause SolutionInsufficient memory error during operation Cause Solution Solving Processor Problems Solving Processor Problems14Solving Processor Problems Some fans only operate when neededSolving CD-ROM and DVD Problems 15Solving CD-ROM and DVD ProblemsMode in Security Password Options Solving CD-ROM and DVD Problems Movie will not play in the DVD drive Cause SolutionCannot eject compact disc tray-load unit Cause Solution Enww Solving Drive Key Problems Solving Drive Key Problems16Solving Drive Key Problems USB Drive Key not found identified Cause Solution17Solving Front Panel Component Problems Solving Front Panel Component ProblemsSolving Internet Access Problems Solving Internet Access Problems18Solving Internet Access Problems Unable to connect to the Internet Cause SolutionClick on System and Maintenance Double-clickAgere Systems PCI-SV92PP SoftModem Solving Software Problems Solving Software Problems19Solving Software Problems Contacting Customer Support Post Error Messages Post Numeric Codes and Text Messages Appendix a Post Error MessagesTable A-1Numeric Codes and Text Messages Control panel message Description Recommended actionPost Numeric Codes and Text Messages On the Documentation and Diagnostics CDAdvanced Onboard Devices Control panel message Description Sata Under Storage DPS Self-testEnww 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 CmosFigure B-1 Cmos button Locate, press, and hold the Cmos button in for five secondsDrive Protection System DPS Select Storage DPS Self-Test Accessing DPS Through Computer SetupIndex
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