171 | Dell JU373 instruction

create an image. A video resolution, such as 800 x 600, is expressed as the number of pixels across by the number of pixels up and down.

Plug-and-Play— The ability of the computer to automatically configure devices. Plug and Play provides automatic installation, configuration, and compatibility with existing hardware if the BIOS, operating system, and all devices are Plug and Play compliant.

POST — power-on self-test — Diagnostics programs, loaded automatically by the BIOS, that perform basic tests on the major computer components, such as memory, hard drives, and video. If no problems are detected during POST, the computer continues the start-up.

processor — A computer chip that interprets and executes program instructions. Sometimes the processor is referred to as the CPU (central processing unit).

PS/2 — personal system/2 — A type of connector for attaching a PS/2-compatible keyboard, mouse, or keypad.

PXE — pre-boot execution environment — A WfM (Wired for Management) standard that allows networked computers that do not have an operating system to be configured and started remotely.

R

RAID — redundant array of independent disks — A method of providing data redundancy. Some common implementations of RAID include RAID 0, RAID 1, RAID 5, RAID 10, and RAID 50.

RAM — random-access memory — The primary temporary storage area for program instructions and data. Any information stored in RAM is lost when you shut down your computer.

readme file — A text file included with a software package or hardware product. Typically, readme files provide installation information and describe new product enhancements or corrections that have not yet been documented.

read-only— Data and/or files you can view but cannot edit or delete. A file can have read-only status if:

•It resides on a physically write-protected floppy disk, CD, or DVD.

•It is located on a network in a directory and the system administrator has assigned rights only to specific individuals.

refresh rate — The frequency, measured in Hz, at which your screen's horizontal lines are recharged (sometimes also referred to as its vertical frequency). The higher the refresh rate, the less video flicker can be seen by the human eye.

resolution — The sharpness and clarity of an image produced by a printer or displayed

Glossary

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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