Dell 1720 Using the Keyboard and Touch Pad

Using the Keyboard and Touch Pad 41

Using the Keyboard and Touch Pad

Numeric Keypad

The numeric keypad functions like the numeric keypad on an external

keyboard.

• To enable the keypad, press <Num Lk>. The light indicates that the

keypad is active.

• To disable the keypad, press <Num Lk> again.

Key Combinations

System Functions

Display Functions

Battery

<Ctrl><Shift><Esc> Opens the Task Manager window.

<Fn><F8> Displays icons representing all currently available

display options (display only, external monitor or

projector only, both display and projector, etc).

Highlight the desired icon to switch the display

to that option.

<Fn> and up-arrow key Increases brightness on the integrated display

only (not on an external monitor).

<Fn> and down-arrow key Decreases brightness on the integrated display

only (not on an external monitor).

<Fn><F3> Displays the Dell™ QuickSet Battery Meter (see

"Dell QuickSet Battery Meter" on page48).

Contents

Main Notes, Notices, and Cautions ____________________ Contents 1 About Your Computer . . . . . . . . . . . . . . . 21 2 Setting Up Your Computer. . . . . . . . . . . . 35 3 Using the Keyboard and Touch Pad . . . . 41 4 Using the Display . . . . . . . . . . . . . . . . . . 45 5 Using a Battery . . . . . . . . . . . . . . . . . . . . 47 6 Using Multimedia . . . . . . . . . . . . . . . . . . 55 7 Using ExpressCards . . . . . . . . . . . . . . . . 79 8 Using the Memory Card Reader . . . . . . . 83 9 Setting Up and Using Networks . . . . . . . 85 10 Securing Your Computer . . . . . . . . . . . . . 95 11 Troubleshooting . . . . . . . . . . . . . . . . . . . 99 Page Page 12 Adding and Replacing Parts . . . . . . . . . 137 Page 15 Getting Help. . . . . . . . . . . . . . . . . . . . . . 171 Page Page Finding Information NOTE: 16 NOTE: 18 NOTE: Page About Your Computer Determining Your Computers Configuration Front View Page Page NOTE: 26 The blue lights located above the keyboard indicate the following: Left Side View Right Side View Page 30 Back View 32 Bottom View Page Setting Up Your Computer Connecting to the Internet Setting Up Your Internet Connection Transferring Information to a New Computer Windows Easy Transfer Setting Up a Printer Printer Cable Connecting a USB Printer Power Protection Devices Surge Protectors Line Conditioners Uninterruptible Power Supplies Using the Keyboard and Touch Pad Numeric Keypad Battery Key Combinations System Functions Display Functions Power Management Microsoft Windows Logo Key Functions Dell QuickSet Key Combinations Adjusting Keyboard Settings Touch Pad Customizing the Touch Pad Using the Display Adjusting Brightness Switching the Video Image From Your Computer Display To a Projector Setting Display Resolution and Refresh Rate Page Using a Battery Battery Performance Checking the Battery Charge Dell QuickSet Battery Meter Microsoft Windows Battery Meter Charge Gauge Low-Battery Warning Conserving Battery Power Configuring Power Management Settings Using the Sleep Power State Charging the Battery Replacing the Battery Storing a Battery Page Using Multimedia Playing Media Page Playing Media Using Dell Travel Remote Copying CD, DVD, and Blu-ray Disc (BD) Media How to Copy a CD, DVD, or BD Using Blank CD, DVD, and BD Media Helpful Tips Adjusting the Volume Adjusting the Picture Using Dell MediaDirect Connecting Your Computer to a TV or Audio Device Page S-Video and Standard Audio S-Video and S/PDIF Digital Audio Page Composite Video and Standard Audio Page Composite Video and S/PDIF Digital Audio Page Component Video and Standard Audio Page Page Page Page Page Enabling the Display Settings for a TV Using ExpressCards ExpressCard Blanks Installing an ExpressCard Removing an ExpressCard or Blank Page Using the Memory Card Reader Memory Card Blanks Installing a Memory Card Removing a Memory Card or Blank Setting Up and Using Networks Connecting a Network or Broadband Modem Cable Setting Up a Network Wireless Local Area Network What You Need to Establish a WLAN Connection Checking Your Wireless Network Card Setting Up a New WLAN Using a Wireless Router and a BroadbandModem Connecting to a WLAN Page Mobile Broadband (or Wireless Wide Area Network) What You Need to Establish a Mobile Broadband Network Connection Checking Your Dell Mobile Broadband Card Connecting to a Mobile Broadband Network Enabling/Disabling the Dell Mobile Broadband Card Dell Wi-Fi Catcher Network Locator Securing Your Computer Security Cable Lock Passwords Page If Your Computer is Lost or Stolen Page Troubleshooting Dell Technical Update Service Dell Diagnostics Page Page Page Page Dell Support Center Dell Support 3 DellConnect Network Assistant PC TuneUp PC CheckUp Drive Problems Optical drive problems Hard drive problems E-Mail, Modem, and Internet Problems Error Messages Page Page Page Page ExpressCard Problems IEEE 1394 Device Problems Keyboard Problems External keyboard problems Unexpected characters Lockups and Software Problems The computer does not start The computer stops responding A program stops responding or crashes repeatedly A program is designed for an earlier Microsoft Windows operatingsystem A solid blue screen appears Dell MediaDirect problems Other software problems Memory Problems Network Problems Mobile Broadband (Wireless Wide Area Network [WWAN]) Power Problems Page Printer Problems Scanner Problems Sound and Speaker Problems No sound from integrated speakers No sound from external speakers No sound from headphones Touch Pad or Mouse Problems Video and Display Problems If the display is blank If the display is difficult to read If only part of the display is readable Drivers What is a Driver? Identifying Drivers Reinstalling Drivers and Utilities Page Troubleshooting Software and Hardware Problems in the Windows Vista Operating System Restoring Your Operating System Using Windows Vista System Restore Page Page Adding and Replacing Parts Before You Begin Recommended Tools Turning Off Your Computer Before Working Inside Your Computer Hard Drive Removing the Hard Drive Replacing the Hard Drive Returning a Hard Drive to Dell Optical Drive Removing the Optical Drive Replacing the Optical Drive Hinge Cover Removing the Hinge Cover Replacing the Hinge Cover Keyboard Removing the Keyboard Replacing the Keyboard Memory Removing the DIMM A Memory Module Replacing the DIMM A Memory Module Removing the DIMM B Memory Module Page Replacing the DIMM B Memory Module Subscriber Identity Module Wireless Mini Cards Removing a WLAN Card Page Replacing a WLAN Card Removing a Mobile Broadband or WWAN Card Page Replacing a WWAN Card Removing a WPAN Card Replacing a WPAN Card Flash Cache Module Removing the FCM Replacing the FCM Internal Card With Bluetooth Wireless Technology Removing the Card Replacing the Card Coin-Cell Battery Removing the Coin-Cell Battery Replacing the Coin-Cell Battery Dell QuickSet Features Page Traveling With Your Computer Identifying Your Computer Packing the Computer Travel Tips Traveling by Air 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 176 Contacting Dell Page Specifications NOTE: 180 NOTE: Page Page Page Page Page Appendix Using the System Setup Program Viewing the System Setup Screen System Setup Screen Commonly Used Options Page Cleaning Your Computer Computer, Keyboard, and Display Touch Pad Mouse Media Dell Technical Support Policy (U.S.Only) Definition of "Dell-Installed" Software and Peripherals Definition of "Third-Party" Software and Peripherals FCC Notice (U.S. Only) FCC Class B Macrovision Product Notice Glossary A B C Page D E F G H I K L M N O P R S Page T U V W X Z Page Index Numerics A B C D E F H I K M N O P Q R S T U V W