Error Messages, 112 | Dell RT722, PP22L specification

5Click the COM port for your modem.

6Click Properties, click the Diagnostics tab, and then click Query Modem to verify that the modem is communicating with Windows.

If all commands receive responses, the modem is operating properly.

E N S U R E T H A T Y O U A R E C O N N E C T E D T O T H E I N T E R N E T — Ensure that you have

subscribed to an Internet service provider. With the Windows® Mail e-mail program open, click File. If Work Offline has a checkmark next to it, click the checkmark to remove it, and then connect to the Internet. For help, contact your Internet service provider.

S C A N T H E C O M P U T E R F O R S P Y W A R E — If you are experiencing slow computer performance, you frequently receive pop-up advertisements, or you are having problems connecting to the Internet, your computer might be infected with spyware. Use an anti-virus program that includes anti-spyware protection (your program may require an upgrade) to scan the computer and remove spyware. For more information, go to support.dell.com and search for the keyword spyware.

Error Messages

Fill out the "Diagnostics Checklist" on page 178 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.

If the message is not listed, see the documentation for the operating system or the program that was running when the message appeared.

A U X I L I A R Y D E V I C E F A I L U R E — The touch pad or external mouse may be faulty. For an external mouse, check the cable connection. Enable the Pointing Device option in the system setup program (see "Using the System Setup Program" on page 189). If the problem persists, contact Dell (see "Contacting Dell" on page 179).

B A D C O M M A N D O R F I L E N A M E — Ensure that you have spelled the command correctly, put spaces in the proper place, and used the correct pathname.

C A C H E D I S A B L E D D U E T O F A I L U R E — The primary cache internal to the microprocessor has failed. Contact Dell (see "Contacting Dell" on page 179).

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Troubleshooting

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Dell RT722, PP22L owner manual Error Messages, 112

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 Setting Up a Printer Transferring Information to a New ComputerWindows Easy Transfer 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 Adjusting Brightness Using the DisplaySetting Display Resolution and Refresh Rate Using the Display Using the Keyboard and Touchpad Numeric Keypad Battery Power ManagementKey Combinations System Functions Adjusting Keyboard Settings Touch PadMicrosoft Windows Logo Key Functions Dell QuickSet Key Combinations Silk screen depicting scrolling capabilities Customizing the Touch Pad Using the Keyboard and Touchpad Using a Battery Battery Performance Dell QuickSet Battery Meter Checking the Battery ChargeBattery Meter Microsoft Windows Battery Meter Charge Gauge Low-Battery Warning Conserving Battery PowerConfiguring Power Management Settings Using the Sleep Power State Charging the BatteryTo exit Sleep state, press the power button 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 Adjusting the Volume Adjusting the PictureUsing Dell MediaDirect 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 Enabling S/PDIF Digital Audio Enabling the Display Settings for a TVClick Advanced Click S/PDIF Interface Using ExpressCards ExpressCard Blanks Installing an ExpressCard Removing an ExpressCard or Blank Using ExpressCards Installing a Memory Card Using the Memory Card ReaderMemory Card Blanks 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 Setting Up a Network Wireless Local Area NetworkBefore you can set up a WLAN, you need What You Need to Establish a Wlan Connection Device Manager Checking Your Wireless Network CardClick Properties Order Confirmation for Your Computer 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 Securing Your Computer PasswordsSecurity Cable Lock When using passwords, observe the following guidelines If Your Computer Is Lost or Stolen 100 Troubleshooting Dell Technical Update ServiceDell Diagnostics 101 102 103 104 105 Dell Support Dell Support Center106 Dell PC Tune-Up 107 To access Dell Network Assistant Dell PC CheckUpDell Network Assistant DellConnect Drive Problems Optical drive problemsHardware Problems in the Windows Vista Operating System on To begin a live session with a Dell associate Hard drive problems Problems writing to a CD-RW or DVD+/-RW driveOr DVD creation software Drive tray cannot eject Drive makes an unfamiliar scraping or grinding sound Mail, Modem, and Internet Problems Cannot open your e-mail attachmentsClick Hardware and Sound Click Phone and Modem Options 111 Error Messages 112 Do not use these characters in filenames 113 114 115 Under Programs, click Uninstall a Program 116 ExpressCard Problems Drive and try againContact the ExpressCard manufacturer 117 Keyboard Problems Ieee 1394 Device ProblemsExternal Keyboard problems Unexpected characters 119 Lockups and Software Problems Computer does not startComputer stops responding Program stops responding or crashes repeatedly Dell MediaDirect problems Menu to access Dell MediaDirect HelpSolid blue screen appears 121 Other software problems 122 Memory Problems Network ProblemsRun the Dell Diagnostics see Dell Diagnostics on 123 Mobile Broadband Wireless Wide Area Network Wwan 124 Power Problems 125 Click Start → Control Panel→ Hardware and Sound→ Printers Printer Problems126 Sound and Speaker Problems Scanner ProblemsNo sound from integrated speakers Touch Pad or Mouse Problems No sound from headphonesNo sound from external speakers Click Start → Control Panel→ Hardware and Sound→ Mouse If the display is blank Video and Display Problems129 If the display is difficult to read Glare, which can cause poor picture quality What Is a Driver? DriversIf only part of the display is readable 131 Reinstalling Drivers and Utilities Identifying DriversClick Properties→ Device Manager Properties At the Welcome Dell System Owner screen, click Next Using the Drivers and Utilities Media133 Manually Reinstalling Drivers Restoring Your Microsoft Windows Vista Operating System 135 Using Windows Vista System Restore For more information Click Start → Help and Support Click Undo my last restoration, and then click Next Click Next→ Finish137 138 Using the Operating System Media 139 140 Adding and Replacing Parts Before You BeginRecommended Tools Turning Off Your Computer Before Working Inside Your Computer 142 Hard Drive 143 Removing the Hard Drive 144 Returning a Hard Drive to Dell Replacing the Hard Drive145 Removing the Optical Drive Optical Drive146 Hinge Cover Replacing the Optical DriveRemoving the Hinge Cover 147 Keyboard Replacing the Hinge Cover Removing the Keyboard 149 Memory Replacing the KeyboardRemoving the Dimm a Memory Module 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 Removing a Wlan Card Wireless Mini Cards157 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 Internal Card With Bluetooth Wireless Technology Replacing a Wpan CardRemoving the Card 165 Replacing the Card Coin-Cell Battery166 Replacing the Coin-Cell Battery Removing the Coin-Cell Battery167 168 Dell QuickSet Features 169 170 Traveling With Your Computer Identifying Your ComputerPacking the Computer 171 Wireless switch on Travel TipsTraveling by Air 172 Obtaining Assistance Getting Help173 Technical Support and Customer Service DellConnect Online Services Problems With Your Order AutoTech ServiceAutomated Order-Status 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 Using the System Setup Program You can use system setup as followsAppendix 189 Viewing the System Setup Screen System Setup ScreenCommonly Used Options Diskette Drive Internal HDD 190 USB Storage Device CD/DVD/CD-RW drive Modular bay HDD 191 Cleaning Your Computer Computer, Keyboard, and DisplayTouch Pad 192 Media Mouse193 Dell Technical Support Policy U.S. Only 194 Definition of Dell-Installed Software and Peripherals FCC Notice U.S. OnlyDefinition of Third-Party Software and Peripherals 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