Dell E7240 Removing the Speakers, Installing the Speakers, Removing the Display-Hinge Cover

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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 the speaker cable from the system board [2].

d)Remove the speakers from the computer.

Installing the Speakers

1.Align the speakers to their original position and tighten the screws to secure the speakers to the computer.

2.Route the speaker cable on the computer and connect it to the system board.

3.Install:

a)palmrest

b)keyboard

c)keyboard trim

d)base cover

e)battery

f)SD card

4.Follow the procedures in After Working Inside Your Computer.

Removing the Display-Hinge Cover

1.Follow the procedures in Before Working Inside Your Computer.

2.Remove battery.

3.Remove the screws that secure the display-hinge cover to the computer. Lift the display-hinge cover.

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Contents Regulatory Model P22S Regulatory Type P22S001 Dell Inc. All Rights Reserved Contents Specifications Contacting Dell Docking Port Information System SetupDiagnostics Before Working Inside Your Computer Working on Your ComputerClick Shut Down Turning Off Your ComputerAfter Working Inside Your Computer Page System Overview Recommended ToolsInside view Front Removing the SD CardRemoving the Battery Installing the SD CardRemoving the Base Cover Installing the BatteryLift the base cover to remove it from the computer Removing the Keyboard Trim Installing the Base CoverInstalling the mSATA SSD Card Removing the mSATA SSD CardRemoving the Keyboard Installing the Keyboard TrimRemoving the Palmrest Installing the KeyboardRemoving the Wi‐Fi Switch Board Installing the PalmrestRemoving the Memory Module Installing the Wi‐Fi Switch BoardRemoving the Wwan Card Installing the Memory ModuleInstalling the Wlan Card Removing the Wlan CardRemoving the Display Bezel Installing the Wwan CardInstalling the Display Bezel Removing the Display Panel Installing the Display PanelInstalling the Coin-Cell Battery Removing the Coin-Cell BatteryRemoving the Display-Hinge Cover Installing the SpeakersRemoving the Speakers Removing the Heatsink Installing the Display-Hinge CoverRemoving the Display Assembly Installing the HeatsinkRemoving the System Fan Installing the Display AssemblyRemoving the System Board Installing the System FanInstalling the System Board Installing the Power Connector Removing the Power ConnectorBattery SD card Docking Port Information Page Keys Navigation Boot SequenceNavigation Keys System Setup Options Serial Port Option Description Date/TimeOption Description Integrated NIC Parallel PortOption Description USB ConfigurationUSB PowerShare Unobtrusive ModeStrong Password Option Description Admin PasswordSystem Password Internal HDD-1 PasswordAdmin Setup Lockout Option Description Non-Admin Setup ChangesDefault Setting Enable CPU XD Support Orom Keyboard AccessIntel SpeedStep Default Setting Enable Intel SpeedStepDefault Setting Enable Intel TurboBoost Option Description Multi Core SupportConfiguration Wireless Radio ControlEnable Peak Shift Disabled Advanced Battery ChargeNumlock Enable Option Description Primary Battery ConfigurationSmart ConnectionDisabled Touchpad/PS-2 Mouse Default SettingWireless Device Enable Extended Bios Post TimeOption Description Wireless Switch Updating the Bios Computer System and Setup PasswordPage Page Device Status Lights Enhanced Pre-Boot System Assessment ePSA DiagnosticsAlternately Battery Status LightsStorage LED Power LED Wireless LED Fault Description Lynx Point-LP Latitude Feature SpecificationUMA Features SpecificationFeature Specification Latitude Axis 60.8 mm 47 mm Feature Page Contacting Dell
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