Setting Up and Using Networks | Dell JU373 specs

When Windows Firewall is enabled for a network connection, the firewall icon appears with a red background in the Network Connections section of the Control Panel.

NOTE: Enabling Windows Firewall does not reduce the need for virus-checking software.

For more information, click Start→ Control Panel→ Security→ Windows Firewall, or see "Windows Help and Support" on page 18

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Setting Up and Using Networks

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Dell JU373 manual Setting Up and Using Networks

Contents

User’s Guide August JU373 Contents Accessing Power Options Properties Customizing the Touch Pad Contents Using a Monitor as Your Primary Display Checking Your Wireless Network Card Mobile Broadband/Wireless Wide Area Network WwanInstalling a PC Card or ExpressCard Microsoft Windows Firewall 101 103 When to Use the Dell Diagnostics Viewing the System Setup Screens 124 127141 142 Automated Order-Status Service Macrovision Product Notice Contents Contents Finding Information What Are You Looking For? Find It Here May not ship with your computer At support.dell.com Service Tag and Microsoft Windows License Label What Are You Looking For? Dell Support Website support.dell.com Dell Support Utility Windows Help and Support Operating System Media Finding Information About Your Computer Front View Power button About Your Computer Y B O a R D S T a T U S L I G H T S Left Side View D I O C O N N E C T O R S Right Side View Back View Network connector RJ-45 Connects serial devices, such as a mouse or handheld device About Your Computer Bottom View About Your Computer Transferring Information to a New Computer Setting Up Your ComputerMicrosoft Windows XP To prepare a new computer for the file transfer Setting Up Your Computer Microsoft Windows Vista Turning Off Your Computer Setting Up Your Computer Using a Battery Battery Performance Checking the Battery Charge Dell QuickSet Battery Meter Microsoft Windows Power Meter Check the Battery ChargeCheck the Battery Health Charge Gauge Conserving Battery Power Low-Battery Warning Standby and Sleep Mode Power Management ModesHibernate Mode Configuring Power Management Settings Accessing Power Options PropertiesWindows XP Windows Vista Charging the Battery Replacing the Battery Storing a Battery Using the Keyboard Numeric Keypad Battery Key CombinationsSystem Functions CD or DVD Tray Speaker Functions Power ManagementMicrosoft Windows XP Logo Key Functions Microsoft Windows Vista Logo Key Functions TAB Touch Pad Customizing the Touch Pad Adjusting Brightness Using the DisplayUsing a Projector Windows Vista Using Both a Monitor and Your Computer Display Using a Monitor as Your Primary Display Click the Settings tab→ Advanced→ Displays tab Windows Vista Using the Display Using Multimedia Playing CDs or DVDs DVD player includes the following basic buttons Adjusting the Volume Adjusting the Picture Connecting Your Computer to a TV or Audio Device Video TV-out connector Connector Output connector Video and Standard Audio Video and S/PDIF Digital Audio Composite video adapter 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 adapter Component Video and S/PDIF Digital Audio Component video adapter Enabling S/PDIF Digital Audio Setting Up the Cyberlink CL Headphones Enabling S/PDIF in the Windows Audio Driver Enabling the Display Settings for a TV Click Advanced Setting Up and Using Networks Connecting a Network or Broadband Modem Cable Wireless Local Area Network Wlan What You Need to Establish a Wlan Connection Start Button and Connect To Option Checking Your Wireless Network CardOrder Confirmation for Your Computer Setting Up and Using Networks Connecting to a Wlan Determining the Wireless Network Device Manager Click Start→ Settings→ Control Panel→ Network Connections Completing the Connection to the Wlan Mobile Broadband/Wireless Wide Area Network Wwan Enabling/Disabling the Wireless Network Card Checking Your Dell Mobile Broadband Card Connecting to a Mobile Broadband Network Microsoft Windows Firewall Setting Up and Using Networks Using Cards Card Types Card Blanks Installing a PC Card or ExpressCardExtended Cards Using Cards Removing a Card or Blank Passwords About PasswordsSecuring Your Computer Security Cable Lock Using a Primary or System Password Type of Password Features Using an Administrator Password Using a Hard Drive Password Trusted Platform Module TPM Enabling the TPM Feature Security Management Software Computer Tracking Software Using the Security Management SoftwareActivating the Security Management Software If Your Computer Is Lost or Stolen 100 Cleaning Your Computer Computer, Keyboard, and Display CDs and DVDs Floppy Drive102 Troubleshooting Dell Technical Update ServiceDell Diagnostics When to Use the Dell Diagnostics 104 105 Dell Diagnostics Main MenuOption Function Option 106Tab Function Accessing the Dell Support Utility Dell Support UtilityClicking the Dell Support Icon 107 Solving Problems Drive ProblemsDouble-Clicking the Dell Support Icon 108 Optical drive problems Problems writing to an optical driveHard drive problems 109 Mail, Modem, and Internet Problems 110 Error Messages 111 Ieee 1394 Device Problems 112 Lockups and Software Problems Other software problems Program is designed for an earlier Windows operating systemSolid blue screen appears 114 Network Problems Memory Problems115 Power Problems 116 Printer Problems 117 Sound and Speaker Problems Scanner ProblemsNo sound from speakers 118 No sound from headphones Touch Pad or Mouse Problems119 Video and Display Problems If the display is blankDisplay is blank 120 If only part of the display is readable If the display is difficult to read121 122 System Setup Program Overview123 Windows Vista, click Start → Help and Support Viewing the System Setup Screens System Setup ScreensChanging the Boot Sequence Commonly Used Options Performing a One-Time Boot 125 Enabling the Infrared Sensor Changing COM Ports126 Reinstalling Software What Is a Driver?Drivers Identifying Drivers Reinstalling Drivers and Utilities Using Windows Device Driver RollbackMicrosoft Windows Vista 128 Using the Drivers and Utilities Media 129 Manually Reinstalling Drivers 130 Restoring Your Operating System 131 Starting System Restore Using Microsoft Windows System Restore132 Enabling System Restore Undoing the Last System Restore133 Windows XP Dell PC Restore Using Dell PC Restore and Dell Factory Image Restore134 135 Windows Vista Dell Factory Image Restore 136 Using the Operating System Media Reinstalling Windows XP or Windows VistaBefore you Begin 137 138 Dell QuickSet 139 140 Traveling With Your Computer Identifying Your ComputerPacking the Computer 141 Traveling by Air Travel Tips142 Obtaining Assistance Getting Help143 DellConnect Online Services Technical Support and Customer Service144 Problems With Your Order AutoTech ServiceAutomated Order-Status Service 145 Before You Call 146 147 Diagnostics Checklist 148 Contacting Dell 149 150 Specifications 151Processor System Information 152 Ports and ConnectorsMemory 153 CommunicationsVideo Audio 154 Display Battery 155Keyboard Touch Pad 156 AC Adapter Physical 157Environmental 158 Appendix FCC Notice U.S. OnlyFCC Class B 159 Macrovision Product Notice 160 Glossary 161 162 163 Product ID 164 165 166 167 168 169 Module bay See media bay 170 NIC See network adapter 171 172 173 174 Video resolution See resolution 175 176