Dell E7240 manual

Dell Latitude E7240 Owner's Manual Regulatory Model: P22S Regulatory Type: P22S001[...]

Notes, Cautions, and Warnings NOTE: A NOTE indicates important information that helps you make better use of your computer. CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the problem. WARNING: A WARNING indicates a potential for property damage, personal injury, or death. Copyright © 201[...]

Contents 1 Working on Your Computer ................................................................................... 5 Before Working Inside Your Computer ................................................................................................ 5 Turning Off Your Computer ...................................................................[...]

Installing the Coin-Cell Battery .......................................................................................................... 25 Removing the Speakers ...................................................................................................................... 26 Installing the Speakers .......................................[...]

1 Working on Your Computer Before Working Inside Your Computer Use 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[...]

5. Disconnect your computer and all attached devices from their electrical outlets. 6. Close the display and turn the computer upside-down on a flat work surface. NOTE: To avoid damaging the system board, you must remove the main battery before you service the computer. 7. Remove the main battery. 8. Turn the computer top-side up. 9. Open the displ[...]

Turning Off Your Computer CAUTION: To avoid losing data, save and close all open files and exit all open programs before you turn off your computer. 1. Shut down the operating system: • In Windows 8: – Using a touch-enabled device: a. Swipe in from the right edge of the screen, opening the Charms menu and select Settings . b. Select the and the[...]

5. Turn on your computer.[...]

2 Docking Your Computer Follow the steps to dock your computer: a. Place the docking spacer until the docking spacer clicks on its place in the docking station. b. Place the computer on the docking spacer to dock your computer. NOTE: This docking spacer can be used to dock only the Latitude E7240 / Latitude E7440 computers. You cannot dock any othe[...]

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3 Removing and Installing Components This section provides detailed information on how to remove or install the components from your computer. Recommended Tools The procedures in this document may require the following tools: • Small flat-blade screwdriver • Phillips screwdriver • Small plastic scribe System Overview Inside View — Back 1. s[...]

3. battery bay 4. SD card 5. WLAN card 6. WWAN card 7. memory module 8. heatsink Inside view — Front 1. coin-cell battery 2. SIM card board 3. speaker 4. system board 5. wi-fi switch board 6. system fan 7. display assembly[...]

Removing the SD Card 1. Follow the procedures in Before Working Inside Your Computer . 2. Press in on the SD card to release it from the computer. 3. Slide the SD card out of the computer. Installing the SD Card 1. Slide the SD card into its slot until it clicks into place. 2. Follow the procedures in After Working Inside Your Computer. Removing th[...]

3. Lift the battery from the computer. Installing the Battery 1. Slide the battery into its slot until it clicks into place. 2. Follow the procedures in After Working Inside Your Computer. Removing the Base Cover 1. Follow the procedures in Before Working Inside Your Computer . 2. Remove battery.[...]

3. Remove the screws that secure the base cover to the computer.[...]

4. Lift the base cover to remove it from the computer. Installing the Base Cover 1. Place the base cover to align with the screw holes correctly on the computer. 2. Tighten the screws to secure the base cover to the computer. 3. Install battery. 4. Follow the procedures in After Working Inside Your Computer . Removing the mSATA SSD Card 1. Follow t[...]

Installing the mSATA SSD Card 1. Place the mSATA SSD card in its slot in the computer. 2. Tighten the screw to secure the mSATA SSD card to the computer. 3. Install: a. base cover b. SD card c. battery 4. Follow the procedures in After Working Inside Your Computer . Removing the Keyboard Trim 1. Follow the procedures in Before Working Inside Your C[...]

4. Perform the following steps as shown in the illustration: a. Lift the latch that secure the keyboard cable to the computer [1]. b. Disconnect the keyboard cable the computer [2]. 5. Flip the computer and remove the screws that secure the keyboard to the computer. 6. Perform the following steps as shown in the illustration: a. Slide the keyboard [...]

Removing the Palmrest 1. Follow the procedures in Before Working Inside Your Computer . 2. Remove: a. SD card b. battery c. base cover d. keyboard trim e. keyboard 3. Remove the screws that secure the palmrest assembly and flip the computer. 4. Perform the following steps as shown in the illustration: a. Disconnect the cable from the computer. b. L[...]

Installing the Palmrest 1. Align the palm rest assembly to its original position in the computer and snap it into place. 2. Tighten the screws to secure the palmrest assembly to the front of the computer. 3. Route the touch cable and connect to the system board. 4. Tighten the screws that secure the palmrest assembly to the base of the computer. 5.[...]

4. Install: a. palmrest b. keyboard c. keyboard trim d. base cover e. battery f. SD card 5. Follow the procedures in After Working Inside Your Computer . Removing the Memory Module 1. Follow the procedures in Before Working Inside Your Computer . 2. Remove: a. battery b. base cover 3. Pry the securing clips away from the memory module until it pops[...]

3. Disconnect the antenna cables from the WLAN card and remove the screw that secures the WLAN card to the computer. Remove the WLAN card from the computer. Installing the WLAN Card 1. Insert the WLAN card into its connector at a 45–degree angle into its slot. 2. Tighten the screw to secure the WLAN card to the computer. 3. Connect the antenna ca[...]

Installing the WWAN Card 1. Place the WWAN card in its slot in the system board. 2. Press the WWAN card down and tighten the screw to secure the WWAN card to the computer. 3. Connect the antenna cables to their respective connectors marked on the WWAN card. 4. Install: a. base cover b. SD card c. battery 5. Follow the procedures in After Working In[...]

3. Remove the screws that secure the display panel to the display assembly. Lift the display panel over. 4. Perform the following steps as shown in the illustration: a. Peel the LVDS cable connector tape [1]. b. Disconnect the LVDS cable from the display panel [2]. c. Remove the display panel from the display assembly [3]. Installing the Display Pa[...]

Removing the Coin-Cell Battery 1. Follow the procedures in Before Working Inside Your Computer . 2. Remove: a. SD card b. battery c. base cover d. keyboard trim e. keyboard f. palmrest 3. Remove the screw that secures the coin-cell battery to the system board. 4. Perform the following steps as shown in the illustration: a. Lift the latch that secur[...]

Removing the Speakers 1. Follow the procedures in Before Working Inside Your Computer . 2. Remove: a. SD card b. battery c. base cover d. keyboard trim e. keyboard f. palmrest 3. Perform the following steps as shown in the illustration: a. Disconnect the speaker cable [1]. b. Remove the screws that secure the speakers to the computer. c. Unroute th[...]

3. Remove the screws that secure the display-hinge cover to the computer. Lift the display-hinge cover. Installing the Display-Hinge Cover 1. Place the display-hinge cover and tighten the screws to secure the display-hinge cover to the computer. 2. Install battery. 3. Follow the procedures in After Working Inside Your Computer . Removing the Heatsi[...]

4. Perform the following steps as shown in the illustration: a. Lift the heatsink from the computer [1]. b. Remove the heatsink from the computer [2]. Installing the Heatsink 1. Place the heatsink into its original position on the computer. 2. Tighten the screws to secure the heatsink to the computer. 3. Install: a. display assembly b. display-hing[...]

3. Perform the following steps as shown in the illustration: a. Disconnect the WLAN cable from the system board [1]. b. Unroute the WLAN cables from the slot [2]. c. Remove the screw that secures the heatsink to the computer. 4. Perform the following steps as shown in the illustration: Disconnect the antenna cables from the wireless solution. a. Di[...]

Installing the Display Assembly 1. Insert the LVDS and wireless antenna cables through the holes on the base chassis and connect them. 2. Place the display assembly onto the computer. 3. Tighten the screws on both sides to secure the display assembly. 4. Tighten the screw that secures heatsink to the computer. 5. Route and connect the LVDS cables t[...]

Installing the System Fan 1. Connect the system-fan cable to the system board. 2. Tighten the screws that secure the system fan to the computer. 3. Align the system fan in its place on the system board. 4. Install: a. display-hinge cover b. palmrest c. keyboard d. keyboard trim e. base cover f. SD card g. battery 5. Follow the procedures in After W[...]

3. Perform the following steps as shown in the illustration: a. Lift the I/O latch [1]. b. Remove the I/O cable from the system board [2]. c. Disconnect the I/O cable from system board[3]. d. Disconnect the speaker cable from the system board. e. Remove the screws that secure the system board to the computer. 4. Perform the following steps as shown[...]

4. Install: a. system fan b. heat sink c. display assembly d. display-hinge cover e. speaker f. palmrest g. keyboard h. keyboard trim i. mSATA j. base cover k. battery l. SD card 5. Follow the procedures in After Working Inside Your Computer . Removing the Power Connector 1. Follow the procedures in Before Working Inside Your Computer . 2. Remove: [...]

4. Install: a. system fan b. palmrest c. keyboard d. base cover e. battery f. SD card 5. Follow the procedures in After Working Inside Your Computer .[...]

4 Docking Port Information The docking port is used for connecting the laptop to a docking station (optional). 1. Docking Port[...]

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5 System Setup Boot Sequence Boot Sequence allows you to bypass the System Setup ‐ defined boot device order and boot directly to a specific device (for example: optical drive or hard drive). During the Power-on Self Test (POST), when the Dell logo appears, you can: • Access System Setup by pressing <F2> key • Bring up the one-time boot[...]

Keys Navigation <Esc> Moves to the previous page till you view the main screen. Pressing <Esc> in the main screen displays a message that prompts you to save any unsaved changes and restarts the system. <F1> Displays the System Setup help file. System Setup Options NOTE: Depending on your computer and its installed devices, the it[...]

Option Description Advance Boot Option This option is required for Legacy boot mode. This option is not allowed if Secure Boot is enabled. • Enable Legacy Option ROMs — This option is disabled by default. Date/Time Allows you to set the date and time. Table 3. System Configuration Option Description Integrated NIC Allows you to configure the in[...]

Option Description NOTE: SATA is configured to support RAID mode. Drives Allows you to configure the SATA drives on board. The options are: • SATA-0 • SATA-1 • SATA-2 • SATA-3 Default Setting: All drives are enabled. SMART Reporting This field controls if the hard drive errors for the integrated drives are reported during system startup. Th[...]

Option Description the system. The option is disabled by default. • Enable Unobtrusive Mode Miscellaneous Devices Allows you enable or disable the various on board devices. The options are: • Enable Microphone • Enable Hard Drive Free Fall Protection • Enable Camera • Enable Media Card • Disable Media Card Default Setting: All devices a[...]

Option Description Default Setting: Enable Strong Password is not selected. Password Configuration You can define the length of your password. Min = 4 , Max = 32 Password Bypass Allows you to enable or disable the permission to bypass the System and the Internal HDD password, when they are set. The options are: • Disabled (Default Setting) • Re[...]

NOTE: For enable system needs to be UEFI boot mode and enable legacy option ROMs to be turned off. Expert key Management Allows you to manipulate the security key databases only if the system is in Custom Mode. The Enable Custom Mode option is disabled by default. The options are: • PK • KEK • db • dbx If you enable the Custom Mode, the rel[...]

Option Description Default Setting: Enable Intel TurboBoost Hyper-Thread Control Allows you to enable or disable the HyperThreading in the processor. Default Setting: Enabled Rapid Start Technology The Intel Rapid Start feature might improve the battery life by automatically putting the system into a low power state during sleep after a user specif[...]

Option Description • Disabled - Does not allow the system to power on by special LAN signals when it receives a wake-up signal from the LAN or wireless LAN. (Default Setting) • LAN Only - Allows the system to be powered on by special LAN signals. • WLAN Only • LAN or WLAN • LAN with PXE Boot Block Sleep Allows you to block the computer fr[...]

Option Description NOTE: When setup is running, this option has no effect, Setup works in the “Fn Key Only” mode. Mouse/Touchpad Allows you to define how the computer handles the mouse and touchpad input. The options are: • Serial Mouse • PS2 Mouse • Touchpad/PS-2 Mouse (Default Setting) Numlock Enable Specifies if the NumLock function ca[...]

Table 11. Wireless Option Description Wireless Switch Allows you to determine which wireless device can be controlled by the wireless switch. The options are: • WWAN • WLAN • Bluetooth • WiGig All options are enabled by default. Wireless Device Enable Allows you to enable or disable the wireless devices. The options are: • WWAN • Blueto[...]

3. Enter the Service Tag or Express Service Code and click Submit . NOTE: To locate the Service Tag, click Where is my Service Tag? NOTE: If you cannot find your Service Tag, click Detect My Product . Proceed with the instructions on screen. 4. If you are unable to locate or find the Service Tag, click the Product Category of your computer. 5. Choo[...]

To enter a system setup, press <F2> immediately after a power-on or re-boot. 1. In the System BIOS or System Setup screen, select System Security and press <Enter>. The System Security screen appears. 2. In the System Security screen, verify that Password Status is Unlocked . 3. Select System Password , enter your system password, and p[...]

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6 Diagnostics If you experience a problem with your computer, run the ePSA diagnostics before contacting Dell for technical assistance. The purpose of running diagnostics is to test your computer's hardware without requiring additional equipment or risking data loss. If you are unable to fix the problem yourself, service and support personnel [...]

Device Status Lights Table 14. Device Status Lights Turns on when you turn on the computer and blinks when the computer is in a power management mode. Turns on when the computer reads or writes data. Turns on steadily or blinks to indicate battery charge status. Turns on when wireless networking is enabled. The device status LEDs are usually locate[...]

Alternately blinking amber light and white light An unauthenticated or unsupported non-Dell AC adapter is attached to your laptop. Alternately blinking amber light with steady white light Temporary battery failure with AC adapter present. Constantly blinking amber light Fatal battery failure with AC adapter present. Light off Battery in full charge[...]

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7 Specifications NOTE: Offerings may vary by region. The following specifications are only those required by law to ship with your computer. For comprehensive specification of your computer go to Specifications’ section in your Owner’s Manual available on the support site at dell.com/support . For more information about the configuration of you[...]

Feature Specification Stereo conversion 24-bit (analog-to-digital and digital-to-analog) Interface: Internal high-definition audio External microphone-in, stereo headphones, and headset combo connector Speakers two Internal speaker amplifier 1 W (RMS) per channel Volume controls hot keys Table 20. Video Feature Specification Type integrated on syst[...]

Table 23. Ports and Connectors Features Specification Audio one microphone/stereo headphone/speakers connector Video Mini DisplayPort connector and 19-pin HDMI connector Network adapter RJ-45 connector USB 3.0 two USB 3.0 compliant connectors and one eSATA/USB 3.0 compliant connector Memory card reader Support upto SD4.0 Micro Subscriber Identity M[...]

Table 26. Touchpad Feature Specification Latitude 7240 Latitude 7440 Active Area: X-axis 98.8 mm 100 mm Y-axis 60.8 mm 47 mm Table 27. Battery Feature Specification Type • 3-cell “smart” Lithium ion • 4cell “smart” Lithium ion Dimensions: Latitude 7240 Latitude 7440 3–cell/4–cell Depth 80.75 mm (3.18 inches) 74.75 mm (2.94 inches) H[...]

Feature Specification Output power 65 W Output current 3.34 A (continuous) Rated output voltage 19.5 VDC Weight 0.51 lb (0.23 kg) Dimensions 0.87 x 2.60 x 4.17 inches (22 x 66 x 106 mm) Temperature range: Operating 0 °C to 40 °C (32 °F to 104 °F) Non-Operating –40 °C to 70 °C (–40 °F to 158 °F) Table 29. Physical Feature Latitude 7240 L[...]

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8 Contacting Dell NOTE: If you do not have an active Internet connection, you can find contact information on your purchase invoice, packing slip, bill, or Dell product catalog. Dell provides several online and telephone-based support and service options. Availability varies by country and product, and some services may not be available in your are[...]