Dell E5520M owner manual Recommended Tools, Turning Off Your Computer

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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 (see Battery).

8.Turn the computer top-side up.

9.Open the display.

10.Press the power button to ground the system board.

CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before opening the display.

CAUTION: Before touching anything inside your computer, ground yourself by touching an unpainted metal surface, such as the metal at the back of the computer. While you work, periodically touch an unpainted metal surface to dissipate static electricity, which could harm internal components.

11.Remove any installed ExpressCards or Smart Cards from the appropriate slots.

Recommended Tools

The procedures in this document may require the following tools:

Small flat-blade screwdriver

#0 Phillips screwdriver

#1 Phillips screwdriver

Small plastic scribe

Flash BIOS update program CD

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 Vista :

Click Start , then click the arrow in the lower-right corner of the Start menu as shown below, and then click Shut Down.

In Windows XP:

Click Start Turn Off Computer Turn Off . The computer turns off after the operating system shutdown process is complete.

2.Ensure 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 off.

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Contents Regulatory Model P16G Regulatory Type P16G001 Page Contents Wireless Local Area Network Wlan Card Wireless Wide Area Network Wwan CardBluetooth Card Optical DriveDisplay Assembly Coin-Cell BatteryPower Connector Modem ConnectorSpecifications System SetupDiagnostics SpeakerWorking on Your Computer Before Working Inside Your ComputerRecommended Tools Turning Off Your ComputerAfter Working Inside Your Computer Page Battery Removing the BatteryInstalling the Battery Related LinksPage PC Card Removing the PC CardInstalling the PC Card Removing The Secure Digital SD Card Installing The Secure Digital SD CardSecure Digital SD Card Page Removing the Subscriber Identity Module SIM Card Installing the Subscriber Identity Module SIM CardSubscriber Identity Module SIM Card Page Removing the ExpressCard Installing the ExpressCardExpressCard Page Removing the Back Panel Installing the Back PanelBack Panel Page Keyboard Trim Removing the Keyboard TrimInstalling the Keyboard Trim Keyboard Removing the KeyboardInstalling the Keyboard Installing the Keyboard Page Optical Drive Removing the Optical DriveInstalling the Optical Drive Hard Drive Removing the Hard DriveInstalling the Hard Drive Wireless Local Area Network Wlan Card Removing the Wireless Local Area Network Wlan CardInstalling The Wireless Local Area Network Wlan Card Wireless Wide Area Network Wwan Card Removing the Wireless Wide Area Network Wwan CardInstalling The Wireless Wide Area Network Wwan Card Removing the Memory Module Installing the Memory ModuleMemory Removing the Memory Module Removing the CPU Door Installing the CPU DoorCPU Door Removing the CPU Door Removing the Heat Sink Installing the Heat SinkHeat Sink Removing the Heat Sink Removing the Processor Installing the ProcessorProcessor Removing the Processor Palm Rest Removing the Palm RestPage Installing the Palm Rest Removing the Palm Rest ExpressCard/Smart Card/PCMCIA Module Removing the ExpressCard/Smart Card/PCMCIA ModuleInstalling the ExpressCard/Smart Card/PCMCIA Module Bluetooth Card Removing the Bluetooth CardInstalling the Bluetooth Card Display Assembly Removing the Display AssemblyPage Installing the Display Assembly Page Brackets Removing the Support BracketsInstalling the Support Brackets Installing the Support Brackets Replace the display assemblyPage Modem Card Removing the Modem CardInstalling the Modem Card Audio Board Removing the Audio BoardInstalling the Audio Board System Board Removing the System BoardPage Installing the System Board Removing the System Board Installing the Coin-Cell Battery Coin-Cell BatteryRemoving the Coin-Cell Battery Removing the Coin-Cell Battery Input/Output Panel Removing the Input/Output I/O PanelInstalling the Input/Output I/O Panel Power Connector Removing the Power ConnectorInstalling the Power Connector Installing the Modem Connector Modem ConnectorRemoving the Modem Connector Removing the Modem Connector Thermal Fan Removing the Thermal FanInstalling the Thermal Fan Removing the Thermal Fan Page Speaker Removing the SpeakersInstalling the Speakers Removing the Speakers Page Display Bezel Removing the Display BezelInstalling the Display Bezel Display Panel Removing the Display PanelInstalling the Display Panel Display Hinges Removing the Display HingesPage Installing the Display Hinges Removing the Display Hinges Camera Removing the CameraInstalling the Camera System Information SpecificationsTechnical Specifications Ports and Connectors AudioVideo CommunicationsDisplay FHDTouchpad AC Adapter PhysicalEnvironmental System Setup Entering System SetupSystem Setup Options OverviewSystem Configuration DASH/ASFDefault Setting Enable USB Controller AhciSecurity Default Setting Enable CPU XD Support PerformancePower Management Default Setting Enable Intel SpeedStepDefault Setting Enable Intel TurboBoost Default Setting Enable Adapter Warnings Default Setting Enable Fn Key EmulationDefault Setting Enable F12 Boot Option Menu Default Setting Enable Intel Virtualization TechnologyMaintenance System LogsDiagnostics DiagnosticsKeyboard Status Lights Visit support.dell.com Contacting DellContacting Dell
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E5520M, 5520, E5520 specifications

The Dell 5520 series, which includes the E5520 and E5520M models, represents a blend of performance, reliability, and advanced features suitable for both personal and professional use. These laptops have garnered attention for their sturdy build quality and focus on productivity.

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