Dell Latitude E5440 Series Owner's Manual

1 dell Latitude E5440 Owner's ManualRegulatory Model: P44 GRegulatory Type: P44G001 Notes, cautions, and warningsNOTE: A NOTE indicates important information that helps you make better use of your : A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the : A WARNING indicates a potential for property damage, personal injury, or 2015 dell Inc. All rights reserved. This product is protected by and international copyright and intellectual property laws. dell and the dell logo are trademarks of dell Inc. in the United States and/or other jurisdictions. All other marks and names mentioned herein may be trademarks of their respective -3 Rev. A04 Contents1 Working on Your Working Inside Your Off Your Working Inside Your Removing and Installing the the the SD the SD the the the SIM the SIM the Display the Display the Display the Display the the the Keyboard the Keyboard the the the Base the Base the Optical the Optical the Hard the Hard the Memory the Memory the WLAN the WLAN the Coin-Cell the Coin-Cell the Display the Display the the the Display the Display the ExpressCard the ExpressCard the System the System the System the System the the the I/O Board (Left).

2 35 Installing the I/O Board (Left)..36 Removing the I/O Board (Right)..36 Installing the I/O Board (Right)..37 Removing the Power the Power the the the Status-Light the Status-Light System Setup the BIOS ..53 System and Setup a System Password and Setup or Changing an Existing System and/or Setup Pre-Boot System Assessment (ePSA) Status Status Contacting on Your Computer Before Working Inside Your ComputerUse the following safety guidelines to help protect your computer from potential damage and to help to ensure your personal safety. Unless otherwise noted, each procedure included in this document assumes that the following conditions exist: You have read the safety information that shipped with your computer. A component can be replaced or--if purchased separately--installed by performing the removal procedure in reverse : Before working inside your computer, read the safety information that shipped with your computer.

3 For additional safety best practices information, see the Regulatory Compliance Homepage at CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is not authorized by dell is not covered by your warranty. Read and follow the safety instructions that came with the : To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface, such as a connector on the back of the : Handle components and cards with care. Do not touch the components or contacts on a card. Hold a card by its edges or by its metal mounting bracket. Hold a component such as a processor by its edges, not by its : When you disconnect a cable, pull on its connector or on its pull-tab, not on the cable itself.

4 Some cables have connectors with locking tabs; if you are disconnecting this type of cable, press in on the locking tabs before you disconnect the cable. As you pull connectors apart, keep them evenly aligned to avoid bending any connector pins. Also, before you connect a cable, ensure that both connectors are correctly oriented and : The color of your computer and certain components may appear differently than shown in this avoid damaging your computer, perform the following steps before you begin working inside the that your work surface is flat and clean to prevent the computer cover from being off your computer (see Turning Off Your Computer). the computer is connected to a docking device (docked) such as the optional Media Base or Battery Slice, undock : To disconnect a network cable, first unplug the cable from your computer and then unplug the cable from the network all network cables from the your computer and all attached devices from their electrical the display and turn the computer upside-down on a flat work : To avoid damaging the system board, you must remove the main battery before you service the the main the computer top-side the the power button to ground the system : To guard against electrical shock, always unplug your computer from the electrical outlet before opening the : Before touching anything inside your computer, ground yourself by touching an unpainted metal surface, such as the metal at the back of the computer.

5 While you work, periodically touch an unpainted metal surface to dissipate static electricity, which could harm internal any installed ExpressCards or Smart Cards from the appropriate Off Your ComputerCAUTION: To avoid losing data, save and close all open files and exit all open programs before you turn off your down the operating system: In Windows 8: Using a touch-enabled in from the right edge of the screen, opening the Charms menu and select the and then select Shut down Using a to upper-right corner of the screen and click Settings. the and select Shut down. In Windows 7 Shut the arrow in the lower-right corner of the Start menu as shown below, and then click Shut that the computer and all attached devices are turned off. If your computer and attached devices did not automatically turn off when you shut down your operating system, press and hold the power button for about 4 seconds to turn them Working Inside Your ComputerAfter you complete any replacement procedure, ensure you connect any external devices, cards, and cables before turning on your : To avoid damage to the computer, use only the battery designed for this particular dell computer.

6 Do not use batteries designed for other dell any external devices, such as a port replicator, battery slice, or media base, and replace any cards, such as an any telephone or network cables to your : To connect a network cable, first plug the cable into the network device and then plug it into the the your computer and all attached devices to their electrical on your and Installing ComponentsThis section provides detailed information on how to remove or install the components from your ToolsThe procedures in this document may require the following tools: Small flat-blade screwdriver #0 Phillips screwdriver #1 Phillips screwdriver Small plastic scribe8 System OverviewFigure 1. Inside View drive with isolation card9 Figure 2. Inside view board (left) board (right)Removing the the procedures in Before Working Inside Your the following the battery release latches into the unlock and remove the battery from the the the battery into its slot until it clicks into the procedures in After Working Inside Your the SD the procedures in Before Working Inside Your in on the SD card to release it from the the SD card out of the the SD the SD card into its slot until it clicks into the procedures in After Working Inside Your the the procedures in Before Working On Your the following in on the ExpressCard to release from the computer [1].

7 The ExpressCard out of the computer [2].11 Installing the the ExpressCard in its slot until it clicks in the procedures in After Working Inside Your the SIM the procedures in Before Working On Your the and release the SIM card located on the battery the SIM card from the : The SIM slot in the computer supports only micro the SIM the SIM card into the the the procedures in After Working Inside Your the Display the procedures in Before Working Inside Your the the following up the bottom edge of the display your way around the sides and top edge of the display the display bezel from the the Display the display bezel onto the display from the top corner, press on the display bezel and work around the entire bezel until it snaps onto the display the the procedures in After Working Inside Your the Display the procedures in Before Working Inside Your the screws that secure the display panel and flip the panel the following the mylar tape and disconnect the low-voltage differential signaling (LVDS)

8 Cable from the back of the display the display panel from the display the Display the display panel to the display the display panel in its original the low-voltage differential signaling (LVDS) cable to the display panel and attach the the display panel over and tighten the screws to secure the display the procedures in After Working Inside Your the the procedures in Before Working Inside Your the following the screw that secures the camera and microphone the camera and remove the camera and microphone the the camera and microphone module on its the camera the screw to secure the camera and microphone the procedures in After Working Inside Your the Keyboard the procedures in Before Working Inside Your the the following up the keyboard trim on its sides and the top upwards and remove the keyboard trim from the the Keyboard the keyboard trim to its along the sides of the keyboard trim until it snaps in the the procedures in After Working Inside Your the the procedures in Before Working Inside Your the screws at the

9 Back of the computer and flip the computer the screws that secure the keyboard [1] and lift the keyboard from the computer [2] and [3]. the keyboard cable and remove the keyboard from the the the keyboard cable to the the keyboard into its place until all the metal tabs fit into their down on the keyboard to the left and right side ensuring that all the snaps are fully engaged with the the screws to secure the keyboard to the the screws at the back of the the procedures in After Working Inside Your the Base the procedures in Before Working Inside Your the the following the screws that secure the base the base cover towards the front of the computer and remove it from the : You may need a sharp tool to pry the base the Base the base cover into its slot until it clicks into the screws to secure the base cover to the the the procedures in After Working Inside Your the Optical the procedures in Before Working Inside Your the following the screw that secures the optical drive to the the optical drive away to remove it from the removing the optical-drive bracket, perform the following the screws that secure the optical-drive bracket [1].

10 The optical-drive bracket from the optical drive [2]. the optical drive bezel tabs to separate the optical drive bezel from the optical the optical-drive the Optical the optical-drive bezel tabs to attach the optical-drive bezel to the optical the optical-drive the screws to secure the optical-drive the optical drive into the the screw to secure the optical drive in its the procedures in After Working Inside Your the Hard the procedures in Before Working Inside Your the following the screws that secure the hard-drive bracket in and pull the hard drive to remove from its the hard-drive isolation cap from the hard the Hard the hard-drive isolation cap to the hard the hard drive on its the hard-drive bracket on the hard drive and tighten the screws to secure the hard-drive bracket in the procedures in After Working Inside Your the Memory the procedures in Before Working Inside Your the