Microsoft Windows Firewall | Dell JU373 specification

2Under Tools, click My Computer Information→ Find information about the hardware installed on this computer.

On the My Computer Information - Hardware screen, you can view the type of Mobile Broadband card installed in your computer as well as other hardware components.

NOTE: The Mobile Broadband card is listed under Modems.

Connecting to a Mobile Broadband Network

NOTE: These instructions only apply to Mobile Broadband ExpressCards or Mini- Cards. They do not apply to internal cards with wireless technology.

NOTE: Before you connect to the Internet, you must activate Mobile Broadband service through your cellular service provider. For instructions and for additional information about using the Dell Mobile Broadband Card Utility, see the user's guide available through Windows Help and Support (see "Windows Help and Support" on page 18). The user's guide is also available on the Dell Support website at support.dell.com and on the CD included with your Mobile Broadband card if you purchased the card separately from your computer.

Use the Dell Mobile Broadband Card Utility to establish and manage a Mobile Broadband network connection to the Internet:

1 Click the Dell Mobile Broadband Card Utility icon	on the Windows
desktop, to run the utility.

2Click Connect.

NOTE: The Connect button changes to the Disconnect button.

3Follow the instructions on the screen to manage the network connection with the utility.

Or

1Click Start→ All Programs→ Dell Wireless.

2Click Dell Wireless Broadband and follow the instructions on the screen.

Microsoft® Windows® Firewall

Windows Firewall provides basic protection from unauthorized access to your computer while it is connected to the Internet. Windows Firewall is automatically enabled when you run the Network Setup Wizard.

Setting Up and Using Networks

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Dell JU373 manual Microsoft Windows Firewall, Connecting to a Mobile Broadband Network

Contents

User’s Guide August JU373 Contents Customizing the Touch Pad Contents Accessing Power Options Properties Using a Monitor as Your Primary Display Microsoft Windows Firewall Checking Your Wireless Network CardMobile Broadband/Wireless Wide Area Network Wwan Installing a PC Card or ExpressCard 103 101 Viewing the System Setup Screens When to Use the Dell Diagnostics 142 124127 141 Macrovision Product Notice Automated Order-Status Service Contents Contents What Are You Looking For? Find It Here Finding Information At support.dell.com May not ship with your computer What Are You Looking For? Service Tag and Microsoft Windows License Label Dell Support Website support.dell.com Dell Support Utility Windows Help and Support Operating System Media Finding Information Front View About Your Computer 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 Back View Right Side View Network connector RJ-45 Connects serial devices, such as a mouse or handheld device About Your Computer Bottom View About Your Computer Setting Up Your Computer Transferring Information to a New 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 Battery Performance Using a Battery Dell QuickSet Battery Meter Checking the Battery Charge Charge Gauge Microsoft Windows Power MeterCheck the Battery Charge Check the Battery Health Low-Battery Warning Conserving Battery Power Power Management Modes Standby and Sleep ModeHibernate Mode Windows Vista Configuring Power Management SettingsAccessing Power Options Properties Windows XP Replacing the Battery Charging the Battery Storing a Battery Numeric Keypad Using the Keyboard CD or DVD Tray BatteryKey Combinations System Functions Power Management Speaker FunctionsMicrosoft Windows XP Logo Key Functions TAB Microsoft Windows Vista Logo Key Functions Touch Pad Customizing the Touch Pad Using the Display Adjusting BrightnessUsing a Projector Windows Vista Using Both a Monitor and Your Computer Display Click the Settings tab→ Advanced→ Displays tab Using a Monitor as Your Primary Display Windows Vista Using the Display Playing CDs or DVDs Using Multimedia DVD player includes the following basic buttons Adjusting the Volume Connecting Your Computer to a TV or Audio Device Adjusting the Picture 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 Enabling S/PDIF in the Windows Audio Driver Setting Up the Cyberlink CL Headphones Click Advanced Enabling the Display Settings for a TV Connecting a Network or Broadband Modem Cable Setting Up and Using Networks What You Need to Establish a Wlan Connection Wireless Local Area Network Wlan Checking Your Wireless Network Card Start Button and Connect To OptionOrder Confirmation for Your Computer Setting Up and Using Networks Determining the Wireless Network Device Manager Connecting to a Wlan Completing the Connection to the Wlan Click Start→ Settings→ Control Panel→ Network Connections Enabling/Disabling the Wireless Network Card Mobile Broadband/Wireless Wide Area Network Wwan Checking Your Dell Mobile Broadband Card Microsoft Windows Firewall Connecting to a Mobile Broadband Network Setting Up and Using Networks Card Types Using Cards Installing a PC Card or ExpressCard Card BlanksExtended Cards Using Cards Removing a Card or Blank Security Cable Lock PasswordsAbout Passwords Securing Your Computer Type of Password Features Using a Primary or System Password Using an Administrator Password Trusted Platform Module TPM Using a Hard Drive Password Security Management Software Enabling the TPM Feature Using the Security Management Software Computer Tracking SoftwareActivating the Security Management Software If Your Computer Is Lost or Stolen 100 Computer, Keyboard, and Display Cleaning Your Computer Floppy Drive CDs and DVDs102 When to Use the Dell Diagnostics TroubleshootingDell Technical Update Service Dell Diagnostics 104 Dell Diagnostics Main Menu 105Option Function 106 OptionTab Function 107 Accessing the Dell Support UtilityDell Support Utility Clicking the Dell Support Icon 108 Solving ProblemsDrive Problems Double-Clicking the Dell Support Icon 109 Optical drive problemsProblems writing to an optical drive Hard drive problems 110 Mail, Modem, and Internet Problems 111 Error Messages 112 Ieee 1394 Device Problems Lockups and Software Problems 114 Other software problemsProgram is designed for an earlier Windows operating system Solid blue screen appears Memory Problems Network Problems115 116 Power Problems 117 Printer Problems Scanner Problems Sound and Speaker ProblemsNo sound from speakers 118 Touch Pad or Mouse Problems No sound from headphones119 120 Video and Display ProblemsIf the display is blank Display is blank If the display is difficult to read If only part of the display is readable121 122 Windows Vista, click Start → Help and Support System Setup ProgramOverview 123 Commonly Used Options Viewing the System Setup ScreensSystem Setup Screens Changing the Boot Sequence 125 Performing a One-Time Boot Changing COM Ports Enabling the Infrared Sensor126 Identifying Drivers Reinstalling SoftwareWhat Is a Driver? Drivers 128 Reinstalling Drivers and UtilitiesUsing Windows Device Driver Rollback Microsoft Windows Vista 129 Using the Drivers and Utilities Media 130 Manually Reinstalling Drivers 131 Restoring Your Operating System Using Microsoft Windows System Restore Starting System Restore132 Undoing the Last System Restore Enabling System Restore133 Using Dell PC Restore and Dell Factory Image Restore Windows XP Dell PC Restore134 135 136 Windows Vista Dell Factory Image Restore 137 Using the Operating System MediaReinstalling Windows XP or Windows Vista Before you Begin 138 139 Dell QuickSet 140 141 Traveling With Your ComputerIdentifying Your Computer Packing the Computer Travel Tips Traveling by Air142 Getting Help Obtaining Assistance143 Technical Support and Customer Service DellConnect Online Services144 145 Problems With Your OrderAutoTech Service Automated Order-Status Service 146 Before You Call 147 148 Diagnostics Checklist 149 Contacting Dell 150 System Information Specifications151 Processor Ports and Connectors 152Memory Audio 153Communications Video Display 154 Touch Pad Battery155 Keyboard AC Adapter 156 157 PhysicalEnvironmental 158 159 AppendixFCC Notice U.S. Only FCC Class B 160 Macrovision Product Notice 161 Glossary 162 Product ID 163 164 165 166 167 168 Module bay See media bay 169 NIC See network adapter 170 171 172 173 174 175 Video resolution See resolution 176