Dell Latitude E5440 Guide de l'utilisateur

Dell Desktop and NotebooksUser's Guide

System Detect application to proceed pop-up appears. Read the terms and conditions, and select . Save the dellsystemdetect.application file to complet

What Are You Looking For? Find It Here• Drivers for my computerNOTE: The Resource media may be optional and may not ship with your computer.Drivers ar

What Are You Looking For? Find It Here• Solutions — Troubleshooting hints and tips, articles from technicians, online courses, and frequently asked qu

What Are You Looking For? Find It HereNOTE: The Operating System media may be optional and may not ship with your computer.The operating system is alr

Owner's Manual This document includes the following information:• Removing and Installing Components• BIOS/System Setup• Diagnostics and Troubles

– Get Help: View Dell Technical Support options, Customer Support, Tours and Training, Online Tools, Owner’s Manual, Warranty Information, FAQs, and s

2Using The BatteryBattery PerformanceNOTE: For information about the Dell warranty for your computer, see the paper warranty document that shipped wit

CAUTION: Misuse of the battery may increase the risk of fire or chemical burn. Do not puncture, incinerate, disassemble, or expose the battery to temp

• Off: The battery is adequately charged (or the computer is turned off).• Flashing orange: The battery charge is low.• Solid orange: The battery char

3Using the DisplayAdjusting BrightnessWhen a Dell computer is running on battery power, you can conserve power by setting the display brightness to th

Notes, Cautions, and WarningsNOTE: A NOTE indicates important information that helps you make better use of your computer.CAUTION: A CAUTION indicates

To set the display resolution and refresh rate for your display, perform the steps in the following section that corresponds to the operating system y

NOTE: The ambient-light sensor adjusts the display backlighting on your portable computer only. It does not control the brightness on any external mon

4Playing MultimediaAdjusting the VolumeMost speakers have a volume control, but you can also control the overall level of sound on your computer using

5Connecting to a NetworkConnecting a Network or Broadband Modem CableBefore you connect your computer to a network, the computer must have a network a

1. Point to the upper-right edge of the screen to bring the charms menu and click Search.2. In the search box, type network and then click Network and

5. Follow the instructions on the screen.Connecting to a WLANNOTE: Before you connect to a WLAN, ensure that you have followed the instructions in &qu

NOTE: Depending on your computer, you can use either a Mobile Broadband ExpressCard or Mini-Card, but not both, to establish a Mobile Broadband networ

6Connect to a DeviceConnecting the Computer to a Television (TV)NOTE: To connect your computer to a TV, your computer needs to have an output port tha

8. Click Yes.Using An External MonitorOverviewYou can attach your computer to an external monitor or projector and use it as an extension of your disp

multi-monitor configuration, you will need to access the Screen Resolution control panel, which is similar to that in Windows 7.Setting Up Your Printe

Contents1 Introduction...9Finding Information.

Wi-Fi setup using Wireless Protected Setup (WPS)If your printer and router are both compatible with WPS there should be an option in the printer’s net

7Drives and PortsDepending on your computer model, the location of the drives and ports and their location may differ. Some ports may be offered only

Line-out connector — Connect headphones or speakers with integrated amplifiers.Rear surround out — Connect multichannel-capable speakers.Center/LFE su

High Definition Multimedia Interface (HDMI)HDMI transmit audio and video signals in a single digital interface. HDMI connects audio and video sources

• Fast — Supports delivery of time-critical data at multiple speeds, currently including 100, 200, 400, and 800 Megabits per second over a single cont

8Power Management ModesThe following section describes the various power management modes available in Windows.Power management modes helps you reduce

To select a particular power plan:1. Click the power/battery icon on the taskbar.NOTE: The battery icon is available only in notebook computers.2. Cli

9Keyboard and TouchpadUsing the Keyboard and TouchpadThe following section lists several basic functions available on your computer keyboard and noteb

Changing the Trackstick CapYou can replace your trackstick cap if it wears down from prolonged use or if you prefer a different color.38

10SecurityThe following section covers information about various PC cards which can be used with your laptop/desktop.Using PC CardsSee the specificati

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(the smart card) with something only the user should know (a PIN) to provide more secure user-authentication than passwords alone.Installing a Smart C

Access User Accounts from the Control Panel to create user accounts and add or change passwords. After assigning a primary password, you must enter it

the primary password, the computer prompts you for both. Two different passwords provide greater security.NOTE: The administrator password provides ac

b. Select Security > TPM Activation and press Enter.c. Under TPM Activation, select Activate and press Enter.NOTE: You only need to activate TPM fe

11DriversA driver is a program that controls a device such as a printer, mouse, or keyboard. All devices require a driver program. A driver acts like

Reinstalling DriversFollow the steps below after extracting the driver files to your hard drive as described in the previous section:1. Click the Wind

12Restoring Your Operating SystemYou can restore your operating system by performing any of the following:• Microsoft Windows System Restore– Restorin

13My Dell DownloadsMy Dell Downloads is a software repository that allows you to download and install software that you purchased or was pre-installed

14My Dell Support CenterMy Dell Support Center is a one-stop control panel for system tools and diagnostics. It provides access to online tools, Dell

15Smart SettingsOverviewThe Smart Settings is an application that enables you to make optimal use of your laptop computer's resources by selectin

8 Power Management Modes...35Power Plans...

16Dell Digital DeliveryDell Digital Delivery is an easy and new way to buy software when you purchase a computer. You can automatically download and i

17Windows Live Essentials 2011Windows Essentials (formerly Windows Live Essentials and Windows Live Installer) is a suite of freeware applications by

18Dell Webcam ManagerThe Dell Webcam Manager acts as a hub for all the webcam features and configuration options. Dell Webcam Manager includes:• Webca

19Using a Touchscreen Display (For Tablet PC's)The touchscreen feature converts your computer into an interactive display.The following are some

20System SetupSystem Setup enables you to manage your computer hardware and specify BIOS‐level options. From the System Setup, you can:• Change the NV

Table 3. Navigation KeysKeys NavigationUp arrow Moves to the previous field.Down arrow Moves to the next field.<Enter> Allows you to select a va

System and Setup PasswordYou can create a system password and a setup password to secure your computer.Password Type DescriptionSystem password Passwo

Deleting or Changing an Existing System and/or Setup PasswordEnsure that the Password Status is Unlocked (in the System Setup) before attempting to de

21Troubleshooting Your ComputerYou can troubleshoot your computer using indicators like Diagnostic Lights, Beep Codes, and Error Messages during the o

7. Check the cable connections.8. Check the hardware incompatibilities.NOTE: See "Using the Hardware Troubleshooter Tool".9. Run the Dell di

18 Dell Webcam Manager... 52Accessing Dell Webcam ManagerEnabling the

scan the computer and remove spyware. For more information, go to https://www.dell.com/support and search for the keyword spyware.Error MessagesIf the

Extended memory size has changedThe amount of memory recorded in NVRAM does not match the memory installed in the computer. Re-start the computer. If

Insert bootable mediaThe operating system is trying to boot to a non-bootable CD or DVD. Insert a bootable CD or DVD.Invalid configuration information

Memory odd/even logic failure at address, read value expecting valueA memory module may be faulty or improperly seated. Re-install the memory modules

Shutdown failureA chip on the system board may be malfunctioning. Run the System Set tests in the Dell Diagnostics.Time-of-day clock lost powerSystem

If you are using a keyboard extension cable, disconnect it and connect the keyboard directly to the computer.Check the External Keyboard1. Shut down t

A program stops responding or crashes repeatedlyNOTE: Software usually includes installation instructions in its documentation or on a floppy disk, CD

Run the Dell diagnostics - If all tests run successfully, the error condition is related to a software problem.PC Card or ExpressCard ProblemsCAUTION:

NOTE: Battery operating time (the time the battery can hold a charge) decreases over time. Depending on how often the battery is used and the conditio

AC Power Loss While the Computer Is DockedIf a computer loses AC power while docked to a Dell docking station, the computer immediately goes into low-

programTimer chip counter 2 failedUnexpected interrupt in protected modeX: \ is not accessible, The device is not readyWARNING: Battery is critically

2. If your scanner is listed, Windows recognizes the scanner.Re-install the scanner driver – See the scanner documentation for instructions.Sound and

Adjust the windows volume control - Click or double-click the speaker icon in the lower-right corner of your screen. Ensure that the volume is turned

Tasks DescriptionCheck the battery If you are using a battery to power your computer, the battery charge may be depleted. Connect the computer to an e

If the external monitor works, the computer display or video controller may be defective. Contact Dell.73

22Getting Help and Contacting DellIf you need information about Dell products or services, or if you experience problems using your computer, you can

products. Each article bears an ID number and articles are often referred to by their Knowledge Base (KB) ID.How to query the Microsoft Knowledge Base

Query Word Descriptionkbkern32dll Kernel 32 issues and errors in WindowskbKernBase Kernel/Base issueskbNLB Network Load Balancing Cluster, Windows Loa

Query Word DescriptionkbRepair Repair processes and toolskbsetup Setupkbui Configuring the user interfacekbUpgrade Upgrading or migrationkbUSB Univers

The AutoTech service is available 24 hours a day, 7 days a week. You can also access this service through the technical support service. For the telep

You are responsible for paying shipping expenses. You are also responsible for insuring any product returned, and you assume the risk of loss during s

Product Information...78Retur

Travel TipsNOTE: Do not move the computer while using the optical drive to prevent loss of data.NOTE: Do not check the computer as baggage.• Consider

23Pro SupportSupport Services for End Users and IT ProfessionalsMinimize disruptions and maintain a high level of productivity through Dell's sui

24Cleaning Your ComputerComputer, Keyboard, and DisplayCAUTION: Before you clean your computer, disconnect the computer from the electrical outlet and

2. Turn the retainer ring on the underside of your mouse counterclockwise to release it, and remove the ball.3. Wipe the ball with a clean, lint-free

25Traveling With Your ComputerIdentifying Your Computer• Attach a name tag or business card to the computer.• Write down your Service Tag and store it

1IntroductionThis User's Guide is developed to help the users to efficiently use Dell desktops and notebooks.The following information is covered