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Dell UY691 Sound and Speaker Problems, Touch Pad or Mouse Problems

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90 Troubleshooting

Sound and Speaker Problems

Fill out the Diagnostics Checklist (see "Diagnostics Checklist" on page143) as you complete these

checks.

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product

Information Guide.

No sound from integrated speakers

ADJUST THE WINDOWS VOLUME CONTROL —Double-click the speaker icon in the lower-right corner of your

screen. Ensure that the volume is turned up and that the sound is not muted. Adjust the volume, bass, or treble

controls to eliminate distortion.

REINSTALL THE SOUND (AUDIO) DRIVER —See "Reinstalling Drivers and Utilities" on page100.

No sound from external speakers

ENSURE THAT THE SUBWOOFER AND THE SPEAKERS ARE TURNED ON —See the setup diagram supplied with the

speakers. If your speakers have volume controls, adjust the volume, bass, or treble to eliminate distortion.

ADJUST THE WINDOWS VOLUME CONTROL —Click or double-click the speaker icon in the lower-right corner of

your screen. Ensure that the volume is turned up and that the sound is not muted.

DISCONNECT HEADPHONES FROM THE HEADPHONE CONNECTOR —Sound from the speakers is automatically

disabled when headphones are connected to the computer’s front-panel headphone connector.

TEST THE ELECTRICAL OUTLET —Ensure that the electrical outlet is working by testing it with another device, such

as a lamp.

ELIMINATE POSSIBLE INTERFERENCE —Turn off nearby fans, fluorescent lights, or halogen lamps to check for

interference.

REINSTALL THE AUDIO DRIVER —

See

"Reinstalling Drivers and Utilities" on page100 .

RUN THE DELL DIAGNOSTICS —See "Dell Diagnostics" on page73.

NOTE: The volume control in some MP3 players overrides the Windows volume setting. If you have been listening

to MP3 songs, ensure that you did not turn the player volume down or off.

No sound from headphones

CHECK THE HEADPHONE CABLE CONNECTION —Ensure that the headphone cable is securely inserted into the

headphone connector.

ADJUST THE WINDOWS VOLUME CONTROL —Click or double-click the speaker icon in the lower-right corner of

your screen. Ensure that the volume is turned up and that the sound is not muted.

Touch Pad or Mouse Problems

CHECK THE TOUCH PAD SETTINGS —

1

Click

Start

→

Control Panel

→

Printers and Other Hardware

→

Mouse

.

2

Try adjusting the settings.

Contents

Main Notes, Notices, and Cautions Abbreviations and Acronyms Contents 1 Finding Information 2 About Your Computer 3 Using a Battery 4 Using the Keyboard 5 Using Multimedia 6 Using the Display 7 Setting Up and Using Networks 8Using Cards 9 Securing Your Computer 10 Troubleshooting Page 11 System Setup Program 12 Traveling With Your Computer 13 Reinstalling Software 14 Adding and Replacing Parts 15 Dell QuickSet 16 Specifications 17 Getting Help 18 Appendix Glossary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149 Finding Information NOTE: 12 NOTE: Page About Your Computer Front View 16 NOTE: Page Left Side View 20 Right Side View 22 Back View Page Page Bottom View Transferring Information to a New Computer Running the Files and Settings Transfer Wizard With the Operating System CD Running the Files and Settings Transfer Wizard Without the Operating System CD Page Using a Battery Battery Performance Checking the Battery Charge Dell QuickSet Battery Meter Microsoft Windows Power Meter Charge Gauge Low-Battery Warning Conserving Battery Power Power Management Modes Standby Mode Hibernate Mode Configuring Power Management Settings Charging the Battery Replacing the Battery Storing a Battery Using the Keyboard 36 Battery Display Functions Power Management Microsoft Windows Logo Key Functions Touch Pad Customizing the Touch Pad and Track Stick Changing the Track Stick Cap Page Page Using Multimedia Playing CDs or DVDs Adjusting the Volume Volume Control Window Volume Control Buttons Adjusting the Picture Using the Display Adjusting Brightness Switching the Video Image From Your Computer Display to a Projector Page Using an External Monitor Simultaneously as an Extension of Your Computer Display Using an External Monitor as Your Primary Display: Swapping Primary and Secondary Displays Using the Ambient Light Sensor Page Page Setting Up and Using Networks Connecting a Network or Broadband Modem Cable Setting Up a Network in Microsoft Windows XP Setting Up a Network in Microsoft Windows Vista Wireless Local Area Network (WLAN) What You Need to Establish a WLAN Connection Checking Your Wireless Network Card Setting Up a New WLAN Using a Wireless Router and a Broadband Modem Connecting to a WLAN Monitoring the Status of Wireless Network Connections Through Dell QuickSet Mobile Broadband or Wireless Wide Area Network (WWAN) What You Need to Establish a Mobile Broadband Network Connection Checking Your Mobile Broadband Card Connecting to a Mobile Broadband Network Enabling/Disabling the Dell Mobile Broadband Network Card Managing Your Network Settings Through the Dell QuickSet Location Profiler Dell Wi-Fi Catcher Network Locator Internet Connection Firewall Page Page Using Cards Card Types Card Blanks Extended Cards Installing a PC Card or ExpressCard PC Card ExpressCard Removing a Card or Blank Page Securing Your Computer Security Cable Lock Smart Cards About Smart Cards Installing a Smart Card Passwords Using a Primary/System Password Using an Administrator Password Using a Hard Drive Password Trusted Platform Module (TPM) Enabling the TPM Feature Security Management Software Computer Tracking Software If Your Computer Is Lost or Stolen Page Page Troubleshooting Diagnostic Lights Diagnostic Light Codes During POST Page Dell Technical Update Service Dell Diagnostics When to Use the Dell Diagnostics Starting the Dell Diagnostics From Your Hard Drive Starting the Dell Diagnostics From the Drivers and Utilities CD Dell Diagnostics Main Menu Page Dell Support Utility Accessing the Dell Support Utility Clicking the Dell Support Icon Double-Clicking the Dell Support Icon Drive Problems CD and DVD drive problems Hard drive problems E-Mail, Modem, and Internet Problems 80 Error Messages ( Fill out the Diagnostics Checklist (see "Diagnostics Checklist" on page143) as you complete these ). Page 82 Add or Remove Programs Change/Remove or Remove IEEE 1394 Device Problems Keyboard Problems External keyboard problems Unexpected characters Lockups and Software Problems The computer does not start up The computer stops responding A program stops responding or crashes repeatedly A program is designed for an earlier Microsoft Windows operating system A solid blue screen appears Memory Problems Fill out the Diagnostics Checklist (see "Diagnostics Checklist" on page143) as you complete these Dell Diagnostics (see "Dell Diagnostics" on page73). IF YOU EXPERIENCE OTHER MEMORY PROBLEMS Network Problems General PC Card or ExpressCard Problems Contact Dell (see ). Power Problems Fill out the Diagnostics Checklist (see "Diagnostics Checklist" on page143) as you complete these Ensuring Sufficient Power for Your Computer Docking Power Considerations Printer Problems Scanner Problems 90 Sound and Speaker Problems Try adjusting the settings. Mouse Printers and Other Hardware Video and Display Problems Fill out the Diagnostics Checklist (see "Diagnostics Checklist" on page143) as you complete these If the display is blank If the display is difficult to read If only part of the display is readable System Setup Program Overview Viewing the System Setup Screens System Setup Screens Commonly Used Settings Changing the Boot Sequence Changing COM Ports Page Traveling With Your Computer Identifying Your Computer Packing the Computer Travel Tips Traveling by Air Reinstalling Software Drivers What Is a Driver? Identifying Drivers Reinstalling Drivers and Utilities Page Using the Hardware Troubleshooter Tool in Microsoft Windows XP and Windows Vista Operating Systems Restoring Your Operating System Using Microsoft Windows System Restore Using the Operating System CD Page Page Adding and Replacing Parts Before You Begin Recommended Tools Turning Off Your Computer Before Working Inside Your Computer Hard Drive Page Returning a Hard Drive to Dell Media Bay Removing the Device Security Screw Removing and Installing Media Bay Devices Hinge Cover Keyboard Page Memory Page Page Page Subscriber Identity Module (SIM) Card Wireless Cards Wireless Local Area Network (WLAN) Cards Page Mobile Broadband or Wireless Wide Area Network (WWAN) Cards FCM (Flash Cache Module) Page Internal Card With Bluetooth Wireless Technology Coin-Cell Battery Page Page Dell QuickSet Page Specifications Page Page Page Page Page Page Page Getting Help Obtaining Assistance Technical Support and Customer Service DellConnect Online Services AutoTech Service Automated Order-Status Service Problems With Your Order Product Information Returning Items for Warranty Repair or Credit Before You Call Contacting Dell For customers in the United States, call 800-WWW-DELL (800-999-3355). Page Appendix Cleaning Your Computer Computer, Keyboard, and Display Touch Pad Mouse Floppy Drive CDs and DVDs Macrovision Product Notice FCC Notice (U.S. Only) FCC Class B Page Glossary A B C D E F G H I K L M N O P R S T U V W X Z