Dell E7440 Bedienungshandbuch

Dell Latitude E7440Owner's ManualRegulatory Model: P40GRegulatory Type: P40G001

7. WLAN card 8. docking station connector9. heatsink 10. system fanInside View — Front1. I/O board 2. speakers3. system board 4. display assemblyRemov

Removing the Battery1. Follow the procedures in Before Working Inside Your Computer.2. Slide the release latch to unlock the battery.11

3. Remove the battery from the computer.Installing the Battery1. Slide the battery into its slot until it clicks into place.2. Follow the procedures i

3. Remove the screws that secure the base cover to the computer.13

4. Lift the base cover to remove it from the computer.Installing the Base Cover1. Place the base cover to align with the screw holes correctly on the

3. Disconnect the hard-drive cable that secures the hard-drive cage to the computer and remove the screws that secures it to the computer.4. Lift the

6. Remove the screw that secures the hard-drive to the hard-drive cage and lift the hard drive from the hard-drive cage.Installing the Hard Drive 1. S

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 t

4. Perform the following steps as shown in the illustration:a) Lift the keyboard-backlight cable latch [1].b) Remove the cable from the system board [

Installing the Keyboard1. Connect the keyboard cable and secure it to the keyboard using the tape.2. Connect the keyboard cable 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

Removing the mSATA SSD Card1. Follow the procedures in Before Working Inside Your Computer.2. Remove:a) batteryb) SD cardc) base cover3. Remove the sc

3. Install:a) base coverb) battery4. Follow the procedures in After Working Inside Your Computer.Removing the Coin-Cell Battery1. Follow the procedure

3. Remove the screws that secure the palmrest assembly to the computer.22

4. Perform the following steps as shown in the illustration:a) Lift the latches [1].b) Disconnect LED-board, touchpad and power LED cables from the co

5. Lift up the palmrest away from the computer.Installing the Palmrest1. Align the palm rest assembly to its original position in the computer and sna

Removing the Speakers1. Follow the procedures in Before Working Inside Your Computer.2. Remove:a) SD cardb) batteryc) base coverd) hard drivee) keyboa

4. Remove the speakers from the computer.Installing the Speakers1. Align the speakers to their original position and tighten the screws to secure the

3. Remove the screws that secure the display-hinge cover to the computer. Lift the display-hinge cover.Installing the Display-Hinge Cover1. Place the

3. Remove the screw that secures the display assembly to the computer.28

4. Disconnect the LVDS and camera cable from the system board. Disconnect the antenna cables from the wireless solution.29

Contents1 Working on Your Computer... 5Before Work

5. Unroute the cables from the slot.30

6. Remove the screw and pull the antenna cables from the holes on the base chassis that secure the display assembly to the computer.31

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

Removing the System Fan1. Follow the procedures in Before Working Inside Your Computer.2. Remove:a) batteryb) SD cardc) base cover3. Disconnect the sy

Removing the Heatsink1. Follow the procedures in Before Working Inside Your Computer.2. Remove:a) SD cardb) batteryc) base coverd) hard drivee) keyboa

Removing the System Board1. Follow the procedures in Before Working Inside Your Computer.2. Remove:a) SD cardb) batteryc) base coverd) hard drivee) ke

4. Remove the screws that secure the system board to the computer. Lift the left edge of system board partially to a 45-degree angle.36

5. Remove the system board from the computer.Installing the System Board1. Align the system board in its place on the computer.2. Tighten the screws t

Removing the Power Connector 1. Follow the procedures in Before Working Inside Your Computer.2. Remove:a) SD cardb) batteryc) base coverd) keyboarde)

Removing the I/O Board1. Follow the procedures in Before Working Inside Your Computer.2. Remove:a) SD cardb) batteryc) base coverd) hard drivee) keybo

Installing the System Fan...

5. Follow the procedures in After Working Inside Your Computer.Removing the Display Bezel1. Follow the procedures in Before Working Inside Your Comput

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 pa

Installing the Camera1. Install the camera into its slot on the display panel.2. Connect the camera cable to the camera.3. Install:a) display assembly

3Docking Port InformationThe docking port is used for connecting the laptop to a docking station (optional).1. Docking Port43

44

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-2• SATA-3Default Setting: All drives are enabled.SMART Reporting This field controls if the hard drive errors for the integra

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

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

Option DescriptionDefault Setting: Allow Non-Admin Password Changes is not selectedNon-Admin Setup Changes Allows you to determine whether changes to

If you enable the Custom Mode, the relevant options for PK, KEK, db, and dbx appear. The options are:• Save to File- Saves the key to a user-selected

Option DescriptionThe Rapid Start Timer value can be configure to put the system into Rapid State as per requirement.Table 8. Power ManagementOption D

Option DescriptionAdvanced Battery Charge ConfigurationAllows batteries in the system in Advanced Battery Charge Mode to maximize battery health. This

Option Description• Enable Fn Key EmulationFastboot Allows you to speed up the boot process by bypassing some compatibility steps.• Minimal• Thorough•

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

58

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

7. Remove the main battery.8. Turn the computer top-side up.9. Open the display.10. Press the power button to ground the system board.CAUTION: To guar

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 more in

Feature SpecificationInternal high-definition audioExternal microphone-in, stereo headphones, and headset combo connectorSpeakers twoInternal speaker

Features SpecificationMemory card reader Support upto SD4.0Micro Subscriber Identity Module (uSIM) card oneDocking port oneTable 24. DisplayFeature Sp

Feature Specification• 4cell “smart” Lithium ionDimensions: Latitude 7240 Latitude 74403–cell/4–cellDepth 80.75 mm (3.18 inches) 74.75 mm (2.94 inches

Table 29. PhysicalFeature Latitude 7240 Latitude 7440Height 20.0 mm (0.79 inch) 21.0 mm (0.80 inch)Width 310.5 mm (12.22 inches) 337 mm (13.2 inches)D

66

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

CAUTION: To avoid damage to the computer, use only the battery designed for this particular Dell computer. Do not use batteries designed for other Del

8

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