Flashing green Searching for networks | Dell RT722, PP22L instruction

4 Wi-Fi Catcher light	• Flashing green: Searching for networks
	• Solid green: Strong network found
	• Solid yellow: Weak network found
	• Flashing yellow: Error
	• Off: No signal found

NOTE: The Wi-Fi Catcher Network Locator light appears only when the computer is turned off and the wireless switch is configured in the system setup program (BIOS) to control Wi-Fi network connections.

CAUTION: Do not block, push objects into, or allow dust to accumulate in the air vents. Do not store your computer in a low-airflow environment, such as a closed briefcase, while it is running. Restricting the airflow can damage the computer or cause a fire.

A I R V E N T S — The computer uses an internal fan to create airflow through the vents, which prevents the computer from overheating. The computer turns the fan on when the computer gets hot. Fan noise is normal and does not indicate a problem with the fan or the computer.

A U D I O C O N N E C T O R S

Attach headphones to the connector.

Attach a microphone to the connector.

E X P R E S S C A R D S L O T — Supports one ExpressCard. The computer ships with a plastic blank installed in the slot. For more information, see "Using ExpressCards" on page 79.

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About Your Computer

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Dell RT722, PP22L owner manual Flashing green Searching for networks

Contents

W . d e l l . c o m s u p p o r t . d e l l . c o m September RT722 Contents Using the Keyboard and Touchpad Microsoft Windows Battery Meter Using the Memory Card Reader Securing Your Computer External Keyboard problems Adding and Replacing Parts 141 Dell QuickSet Features Traveling With Your Computer 173 Glossary Dell Technical Support Policy U.S. Only Finding Information Drivers and Utilities Media Setup Diagram Go to support.dell.com, select your Dell Support Utility Operating System Media Finding Information Determining Your Computer’s Configuration About Your Computer Front View M E R a I N D I C a T O R selections you made camera V I C E S T a T U S L I G H T S About Your Computer Y B O a R D S T a T U S L I G H T S Left Side View Flashing green Searching for networks USB connectors Right Side View Back View I D E O TV- O U T C O N N E C T O R Bottom View Left speaker About Your Computer Setting Up Your Computer Connecting to the Internet Setting Up Your Internet Connection Windows Easy Transfer Setting Up a PrinterTransferring Information to a New Computer Use one of the following methods for transferring data Connecting a USB Printer Printer Cable Power Protection Devices Surge Protectors Uninterruptible Power Supplies Line Conditioners Setting Display Resolution and Refresh Rate Using the DisplayAdjusting Brightness Using the Display Using the Keyboard and Touchpad Numeric Keypad Key Combinations BatteryPower Management System Functions Microsoft Windows Logo Key Functions Adjusting Keyboard SettingsTouch Pad Dell QuickSet Key Combinations Silk screen depicting scrolling capabilities Customizing the Touch Pad Using the Keyboard and Touchpad Using a Battery Battery Performance Battery Meter Checking the Battery ChargeDell QuickSet Battery Meter Microsoft Windows Battery Meter Charge Gauge Configuring Power Management Settings Conserving Battery PowerLow-Battery Warning To exit Sleep state, press the power button Charging the BatteryUsing the Sleep Power State Replacing the Battery To remove the battery Storing a Battery Using a Battery Using Multimedia Playing Media CD player includes the following basic buttons DVD player includes the following basic buttons Playing Media Using Dell Travel Remote To play media using Dell Travel Remote Copying CD and DVD Media How to Copy a CD or DVD Using Blank CD and DVD Media Helpful Tips DVD-Writable Drives Using Dell MediaDirect Adjusting the VolumeAdjusting the Picture Click Open Volume Mixer Connecting Your Computer to a TV or Audio Device Video connector Using Multimedia Connector Video and Standard Audio Video and S/PDIF Digital Audio Pdif digital audio cable Composite Video and Standard Audio Standard audio cable Composite Video and S/PDIF Digital Audio Composite video adapter Component Video and Standard Audio Component video cable Component video adapter Component Video and S/PDIF Digital Audio Standard audio cable Component video cable Click Advanced Click S/PDIF Interface Enabling the Display Settings for a TVEnabling S/PDIF Digital Audio Using ExpressCards ExpressCard Blanks Installing an ExpressCard Removing an ExpressCard or Blank Using ExpressCards Memory Card Blanks Using the Memory Card ReaderInstalling a Memory Card To install a memory card Removing a Memory Card or Blank Using the Memory Card Reader Setting Up and Using Networks Connecting a Network or Broadband Modem Cable Before you can set up a WLAN, you need Setting Up a NetworkWireless Local Area Network What You Need to Establish a Wlan Connection Click Properties Order Confirmation for Your Computer Checking Your Wireless Network CardDevice Manager Setting Up and Using Networks Connecting to a Wlan To connect to the network Click Connect to a network under Tasks Mobile Broadband or Wireless Wide Area Network To set up a Mobile Broadband network connection, you need Connecting to a Mobile Broadband Network Checking Your Dell Mobile Broadband Card Click Start → All Programs→ Dell Wireless Enabling/Disabling the Dell Mobile Broadband Card Dell Wi-Fi Catcher Network Locator Security Cable Lock PasswordsSecuring Your Computer When using passwords, observe the following guidelines If Your Computer Is Lost or Stolen 100 Dell Diagnostics TroubleshootingDell Technical Update Service 101 102 103 104 105 106 Dell Support CenterDell Support Dell PC Tune-Up 107 Dell Network Assistant To access Dell Network AssistantDell PC CheckUp DellConnect Hardware Problems in the Windows Vista Operating System on Drive ProblemsOptical drive problems To begin a live session with a Dell associate Or DVD creation software Drive tray cannot eject Hard drive problemsProblems writing to a CD-RW or DVD+/-RW drive Drive makes an unfamiliar scraping or grinding sound Click Hardware and Sound Click Phone and Modem Options Mail, Modem, and Internet ProblemsCannot open your e-mail attachments 111 Error Messages 112 Do not use these characters in filenames 113 114 115 Under Programs, click Uninstall a Program 116 Contact the ExpressCard manufacturer ExpressCard ProblemsDrive and try again 117 External Keyboard problems Ieee 1394 Device ProblemsKeyboard Problems Unexpected characters 119 Computer stops responding Lockups and Software ProblemsComputer does not start Program stops responding or crashes repeatedly Solid blue screen appears Dell MediaDirect problemsMenu to access Dell MediaDirect Help 121 Other software problems 122 Run the Dell Diagnostics see Dell Diagnostics on Memory ProblemsNetwork Problems 123 Mobile Broadband Wireless Wide Area Network Wwan 124 Power Problems 125 126 Printer ProblemsClick Start → Control Panel→ Hardware and Sound→ Printers No sound from integrated speakers Scanner ProblemsSound and Speaker Problems No sound from external speakers Touch Pad or Mouse ProblemsNo sound from headphones Click Start → Control Panel→ Hardware and Sound→ Mouse 129 Video and Display ProblemsIf the display is blank If the display is difficult to read Glare, which can cause poor picture quality If only part of the display is readable What Is a Driver?Drivers 131 Click Properties→ Device Manager Reinstalling Drivers and UtilitiesIdentifying Drivers Properties 133 Using the Drivers and Utilities MediaAt the Welcome Dell System Owner screen, click Next Manually Reinstalling Drivers Restoring Your Microsoft Windows Vista Operating System 135 Using Windows Vista System Restore For more information Click Start → Help and Support 137 Click Next→ FinishClick Undo my last restoration, and then click Next 138 Using the Operating System Media 139 140 Recommended Tools Adding and Replacing PartsBefore You Begin Turning Off Your Computer Before Working Inside Your Computer 142 Hard Drive 143 Removing the Hard Drive 144 145 Replacing the Hard DriveReturning a Hard Drive to Dell 146 Optical DriveRemoving the Optical Drive Removing the Hinge Cover Hinge CoverReplacing the Optical Drive 147 Keyboard Replacing the Hinge Cover Removing the Keyboard 149 Removing the Dimm a Memory Module MemoryReplacing the Keyboard Dimm a memory module is located under the keyboard 151 Replacing the Dimm a Memory Module 152 Removing the Dimm B Memory Module 153 Replacing the Dimm B Memory Module 154 155 Subscriber Identity Module 156 157 Wireless Mini CardsRemoving a Wlan Card 158 Replacing a Wlan Card 159 Removing a Mobile Broadband or Wwan Card 160 161 162 Replacing a Wwan Card 163 Removing a Wpan Card 164 Removing the Card Internal Card With Bluetooth Wireless TechnologyReplacing a Wpan Card 165 166 Coin-Cell BatteryReplacing the Card 167 Removing the Coin-Cell BatteryReplacing the Coin-Cell Battery 168 Dell QuickSet Features 169 170 Packing the Computer Traveling With Your ComputerIdentifying Your Computer 171 Traveling by Air Wireless switch onTravel Tips 172 173 Getting HelpObtaining Assistance Technical Support and Customer Service DellConnect Online Services Automated Order-Status Service Problems With Your OrderAutoTech Service Product Information Returning Items for Warranty Repair or Credit Before You Call 177 178 Contacting Dell 179 180 Specifications 181 182 183 USB 184 Wxga 185 186 187 188 Appendix Using the System Setup ProgramYou can use system setup as follows 189 Commonly Used Options Viewing the System Setup ScreenSystem Setup Screen Diskette Drive Internal HDD 190 USB Storage Device CD/DVD/CD-RW drive Modular bay HDD 191 Touch Pad Cleaning Your ComputerComputer, Keyboard, and Display 192 193 MouseMedia Dell Technical Support Policy U.S. Only 194 Definition of Third-Party Software and Peripherals Definition of Dell-Installed Software and PeripheralsFCC Notice U.S. Only FCC Class B Macrovision Product Notice 196 Glossary 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 Index 215 Adjusting brightness, 39 adjusting the size of icons 217 Index 219 Safely Remove Hardware, 117 wireless activity indicator 221 222