Dell 12 Owner's Manual

Dell Latitude E7240Owner's ManualRegulatory Model: P22SRegulatory Type: P22S001

4. SD card5. WLAN card6. WWAN card7. memory module8. heatsinkInside view — Front1. coin-cell battery2. SIM card board3. speaker4. system board5. wi-fi

Installing the SD Card1. Slide the SD card into its slot until it clicks into place.2. Follow the procedures in After Working Inside Your Computer.Rem

Installing the Battery1. Slide the battery into its slot until it clicks into place.2. Follow the procedures in After Working Inside Your Computer.Rem

4. Lift the base cover to remove it from the computer.13

Installing the Base Cover1. Place the base cover to align with the screw holes correctly on the computer.2. Tighten the screws to secure the base cove

Installing the Keyboard Trim1. Align the keyboard trim to its slot.2. Press along the sides of the keyboard trim until it clicks in place.3. Install b

Installing the Keyboard1. Connect the keyboard cable and tighten the screw that secures the keyboard to the computer.2. Slide the keyboard into its co

5. Remove the screws that secure the palmrest assembly to the front of the computer. Pry the edges and lift the palmrest assembly from the computer.In

d) keyboard trime) keyboardf) palmrest3. Disconnect the wi-fi switch board cable from the system board and remove the screw that secures the wi-fi swt

Installing the Memory Module1. Insert the memory module into the socket.2. Press the retention clips to secure the memory module to the system board.3

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

c) base cover3. Disconnect the antenna cables from the WWAN card.4. Remove the screw that secures the WWAN card to the computer.5. Disconnect the ante

3. Install the battery4. Follow the procedures in After Working Inside Your Computer.Removing the Display Panel1. Follow the procedures in Before Work

5. Follow the procedures in After Working Inside Your Computer.Removing the Coin-Cell Battery1. Follow the procedures in Before Working Inside Your Co

Removing the Speakers1. Follow the procedures in Before Working Inside Your Computer.2. Remove:a) SD cardb) batteryc) base coverd) keyboard trime) key

Installing the Display-Hinge Cover1. Place the display-hinge cover and tighten the screws to secure the display-hinge cover to the computer.2. Install

Installing the Heatsink1. Place the heatsink into its original position on the computer.2. Tighten the screws to secure the heatsink to the computer.3

5. Remove the screws that secure the display assembly to the computer and lift the display assembly from the computer.Installing the Display Assembly1

b) SD cardc) base coverd) keyboard trime) keyboardf) palmrestg) display-hinge cover3. Remove the screws that secure the system fan to the computer and

i) display-hinge coverj) display assemblyk) system fanl) heat sinkm) I/O cable3. Perform the following steps as shown in the illustration:a) Lift the

b) heat sinkc) display assemblyd) display-hinge covere) speakerf) palmrestg) keyboardh) keyboard trimi) mSATAj) base coverk) batteryl) SD card5. Follo

Contents1 Working on Your Computer... 5Before Work

e) batteryf) SD card5. Follow the procedures in After Working Inside Your Computer.30

3Docking Port InformationThe docking port is used for connecting the laptop to a docking station (optional).1. Docking Port31

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4System SetupBoot SequenceBoot Sequence allows you to bypass the System Setup‐defined boot device order and boot directly to a specific device (for ex

Keys Navigation<F1> Displays the System Setup help file.System Setup OptionsNOTE: Depending on your computer and its installed devices, the item

Option DescriptionDate/Time Allows you to set the date and time.Table 3. System ConfigurationOption DescriptionIntegrated NIC Allows you to configure

Option Description• SATA-3Default Setting: All drives are enabled.SMART Reporting This field controls if the hard drive errors for the integrated driv

Option Description• Enable Media Card• Disable Media CardDefault Setting: All devices are enabledTable 4. VideoOption DescriptionLCD Brightness Allows

Option DescriptionNon-Admin Setup Changes Allows you to determine whether changes to setup option are permitted when an administrator password is set.

• Replace from File- Replaces the current key with a key from a user-selected file• Append from File- Adds a key to the current database from a user-s

Installing the Speakers...

Table 8. Power ManagementOption DescriptionAC Behavior Allows the computer to power-on automatically, when AC adapter is plugged. The option is disabl

Option DescriptionPrimary Battery Configuration Allows you to define how to use the battery charge, when AC is plugged in. The options are:• Adaptive(

Option Description• AutoExtended BIOS POST Time Allows to creates an additional pre-boot delay and allows the user to see POST status message.• 0 seco

Table 12. MaintenanceOption DescriptionService Tag Displays the service tag of your computer.Asset Tag Allows you to create a system asset tag if an a

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

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5DiagnosticsIf you experience a problem with your computer, run the ePSA diagnostics before contacting Dell for technical assistance. The purpose of r

Turns on steadily or blinks to indicate battery charge status.Turns on when wireless networking is enabled.The device status LEDs are usually located

6SpecificationsNOTE: Offerings may vary by region. The following specifications are only those required by law to ship with your computer. For compreh

1Working on Your ComputerBefore Working Inside Your ComputerUse the following safety guidelines to help protect your computer from potential damage an

Feature SpecificationStereo conversion 24-bit (analog-to-digital and digital-to-analog)Interface:Internal high-definition audioExternal microphone-in,

Table 23. Ports and ConnectorsFeatures SpecificationAudio one microphone/stereo headphone/speakers connectorVideo Mini DisplayPort connector and 19-pi

Feature SpecificationLatitude 7240 Latitude 7440Y-axis 60.8 mm 47 mmTable 27. BatteryFeature SpecificationType• 3-cell “smart” Lithium ion• 4cell “sma

Feature SpecificationDimensions 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 –

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7Contacting DellNOTE: If you do not have an active Internet connection, you can find contact information on your purchase invoice, packing slip, bill,

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 comp

After Working Inside Your ComputerAfter you complete any replacement procedure, ensure you connect any external devices, cards, and cables before turn

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2Removing and Installing ComponentsThis section provides detailed information on how to remove or install the components from your computer.Recommende