DELL Latitude E5440
Contents
1. 58 keyboard trim keyboard memory optical drive hard drive WLAN card display hinge palmrest system fan ExpressCard cage system board Bog oco ee non 3 Perform the following steps a Remove the speaker cable from the routing channels b Remove the screws that secure the speakers from the computer c Lift and remove the speakers from the computer SN Installing the Speakers Place the speakers on the computer Secure the speaker cable to the routing channels Tighten the screws to secure the speakers to the computer Bump Install system board ExpressCard cage system fan palmrest display hinge WLAN card hard drive optical drive 2o07 onowv 59 memory keyboard keyboard trim base cover battery SD card 5 Follow the procedures in After Working Inside Your Computer Removing the Status Light Board 1 Follow the procedures in Before Working Inside Your Computer 2 Remove SD card battery base cover keyboard trim keyboard memory optical drive hard drive WLAN card display hinge palmrest system fan ExpressCard cage system board speakers 0337255050000 3 Perform the following steps a Remove the LED cover b Disconnect the status light board cable and remove the screw that secures the status light board C Lift and remove the status light board from the computer e Ls e x Y Installing the Status Light Board 1 Place the status2. Optical Drive e Diagnostics K NOTE Choosing Diagnostics will display the ePSA diagnostics screen The boot sequence screen also displays the option to access the System Setup screen Navigation Keys The following table displays the system setup navigation keys NOTE For most of the system setup options changes that you make are recorded but do not take effect until you re start the system 42 Table 1 Navigation Keys Keys Up arrow Down arrow Enter Spacebar Tab Esc F1 Navigation Moves to the previous field Moves to the next field Allows you to select a value in the selected field if applicable or follow the link in the field Expands or collapses a drop down list if applicable Moves to the next focus area K NOTE For the standard graphics browser only Moves to the previous page till you view the main screen Pressing lt Esc gt in the main screen displays a message that prompts you to save any unsaved changes and restarts the system Displays the System Setup help file System Setup Options NOTE Depending on the computer and its installed devices the items listed in this section may or may not appear Table 2 General Option System Information Battery Information Boot Sequence Description This section lists the primary hardware features of your computer e System Information Displays BIOS Version Service Tag Asset Tag Ownership Tag Own
3. Parallel Port Serial Port SATA Operation Drives 44 Description Allows you to configure the integrated network controller The options are e Disabled e Enabled Enabled w PXE This option is enabled by default Allows you to configure the parallel port on the docking station The options are e Disabled AT This option is enabled by default e PS2 e ECP Allows you to configure the integrated serial port The options are e Disabled e COMI This option is enabled by default e COM2 e COM3 e COMA Allows you to configure the internal SATA hard drive controller The options are e Disabled e AHCI e RAID On This option is enabled by default Allows you to configure the SATA drives on board All drives are enabled by default The options are e SATA 0 e SATA 1 e SATA 2 Option SMART Reporting USB Configuration Audio Keyboard Illumination Unobtrusive Mode Miscellaneous Devices Description e SATA 3 This field controls whether hard drive errors for integrated drives are reported during system startup This technology is part of the SMART Self Monitoring Analysis and Reporting Technology specification This option is disabled by default e Enable SMART Reporting This field configures the integrated USB controller If Boot Support is enabled the system is allowed to boot any type of USB Mass Storage Devices HDD memory key floppy If USB port is enabled device attac
4. C to 70 C 40 F to 158 F Table 27 Physical Physical Latitude E5440 Latitude E5540 Touch Non touch Touch Non touch Height Front 27 70 mm Front 25 20 mm Front 28 25 mm Front 26 00 mm 1 09 inches 0 99 inch 1 11 inches 1 02 inches Back 32 20 mm Back 28 65 mm Back 55 60 mm Back 29 70 mm 1 27 inches 1 15 inches 1 32 inches 1 17 inches Width 338 00 mm 13 31 inches 379 00 mm 14 92 inches Depth 255 00 mm 9 25 inches 250 50 mm 9 86 inches Weight 1 99 kg 4 40 lb 2 42 kg 5 35 lb minimu m Table 28 Environmental Feature Specification Temperature Operating 0 C to 35 C 32 F to 95 F Storage 40 C to 65 C 40 F to 149 F Relative humidity maximum Operating 10 to 90 non condensing Storage 5 to 95 non condensing Altitude maximum Operating 15 24 m to 3048 50 ft to 10 000 ft Non Operating 15 24 m to 10 668 m 50 ft to 35 000 ft Airborne contaminant level Gl as defined by ISA 71 04 1985 63 6 Contacting Dell K 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 area To contact Dell for sales technical support or customer service issues 1 Go to dell com support 2
5. and lift the keyboard from the computer 2 and 3 16 5 Disconnect the keyboard cable and remove the keyboard from the computer Installing the Keyboard 1 y Connect the keyboard cable to the keyboard Place the keyboard into its place until all the metal tabs fit into their positions Press down on the keyboard to the left and right side ensuring that all the snaps are fully engaged with the computer Install the screws to secure the keyboard to the palmrest Install the screws at the back of the computer Install a keyboard trim 17 7 b battery Follow the procedures in After Working Inside Your Computer Removing the Base Cover 1 Follow the procedures in Before Working Inside Your Computer Remove the battery Perform the following steps a Remove the screws that secure the base cover b Pry the base cover towards the front of the computer and remove it from the computer K NOTE You may need a sharp tool to pry the base cover Installing the Base Cover PUNE Insert the base cover into its slot until it clicks into place Tighten the screws to secure the base cover to the computer Install the battery Follow the procedures in After Working Inside Your Computer Removing the Optical Drive 18 Follow the procedures in Before Working Inside Your Computer Remove a battery b base cover Perform the following steps a Remove the screw that secures the optical driv
6. 4 Disconnect a media buttons cable touch pad cable fingerprint scanner cable power button cable anum 5 Perform the following steps a Remove the screws that secure the palmrest of the computer b Lift and remove the palmrest from the computer 25 Installing the Palmrest 1 Align the palmrest assembly to its original position in the computer and snap it into place Connect the following cables to the system board a power button cable b fingerprint scanner cable c touch pad cable d media button cable 3 Tighten the screws to secure the palmrest at the front and back of the computer 4 Install display hinge hard drive optical drive memory keyboard keyboard trim base cover battery SD card 5 Follow the procedures in After Working Inside Your Computer 7 mpo 9o0c5 w Removing the Display Assembly 1 Follow the procedures in Before Working Inside Your Computer 2 Remove a SD card b battery c base cover d keyboard trim 26 e keyboard f display hinge g palmrest 3 Disconnect and remove WLAN cable from its routing channels 4 Perform the following steps a Remove the screws that secure the display cable connector and remove it from the system board b Disconnect the display cables from the system board 5 Remove the screws that secure the display assembly in place and lift to remove the display assembly from the computer 27 NOTE The above displ
7. You have read the safety information that shipped with your computer e A component can be replaced or if purchased separately installed by performing the removal procedure in reverse order A WARNING Before working inside your computer read the safety information that shipped with your computer For additional safety best practices information see the Regulatory Compliance Homepage at www dell com regulatory_compliance A CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by Dell is not covered by your warranty Read and follow the safety instructions that came with the product CAUTION To avoid electrostatic discharge ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface such as a connector on the back of the computer gt CAUTION Handle components and cards with care Do not touch the components or contacts on a card Hold a card by its edges or by its metal mounting bracket Hold a component such as a processor by its edges not by its pins gt A CAUTION When you disconnect a cable pull on its connector or on its pull tab not on the cable itself Some cables have connectors with locking tabs if you are disconnecting this type of cabl
8. a o tes nstalling the Memory Module oreet ee eb ee Remowvirig the WLAN Gard iuis e m b d eed de UR E ded lee EE a eee nstalli g the WEAN Card e to Erden jl Rr I RE EU E ED EP REA Re ETT Removing the Coin Cell Battery ristalling the Coin Cell Battery iu ed tee ee ies Se Rn eia bu lemovirig tlie DISplaycblInge su doner rp REED RERUM EN IN NORTE 235 nstalling the Display Hirige eee tant a CER a ERE TE RR ended 24 Removing the Palmas tia td ai Sai 24 nstalling the Palestra 26 Removing the Display Assemibly denise a bee bl eu te Hte SUR ad te e cdd 26 nstalling the Display Assembly nnne nennen nnn nennen 28 Removing the ExpressGard C ge e ete e BR e dus 28 nstalling the ExpressCard Cage cccccceccecccsseseesseeeeeeeeceeseesecaeceeceeceseceesaecaesaeseaeesesaesaesaeseeseeesseseeaeeaes 29 Removing the Systermrb n sie A A A A A A eee nstalling the System Fan Removing the System Board ristalling the System BOard s eec i Ceo tpa HER EP ERE eu ERREUR EROR Ra RR Removing the Heatsink A dai dais nstalling the Heatsink Removingithel O Board Left ee Hcet Mactan ald trece beet e Het P te 55 nstalling the l O Board Left rc oe ee tee eto de e ete teet edita 36 Removing the l O Board Right 0 pe f i ile Prep pre p Paca ed 36 nstalling the 1 0 Board Right rn e diate Sandie eine ERE E eens ee RR IR 37 Removing the Power Connector imitar ci o ie v a ree 37 ris
9. drive bracket in place Install a base cover b battery Follow the procedures in After Working Inside Your Computer Removing the Memory Module Follow the procedures in Before Working Inside Your Computer Remove a battery b base cover Pry the retention clips away from the memory module until it pops up Lift up the memory module and remove it from the computer ok we a Installing the Memory Module 1 2 3 Insert the memory into the memory socket Press the clips to secure the memory module to the system board Install a base cover b battery 21 4 Follow the procedures in After Working Inside Your Computer Removing the WLAN Card 1 Follow the procedures in Before Working Inside Your Computer Remove a battery b base cover Perform the following steps a Disconnect the antennae cables from the WLAN card b Remove the screw that secures the WLAN card to the computer c Remove the WLAN card from its slot on the system board Installing the WLAN Card PWN P Insert the WLAN card into its connector on the system board Connect the antenna cables to the respective connectors marked on the WLAN card Tighten the screw to secure the WLAN card to the computer Install a base cover b battery Follow the procedures in After Working Inside Your Computer Removing the Coin Cell Battery 1 22 Follow the procedures in Before Working Inside Your Comp
10. external devices cards and cables before turning on your computer A CAUTION To avoid damage to the computer use only the battery designed for this particular Dell computer Do not use batteries designed for other Dell computers 1 Connect any external devices such as a port replicator battery slice or media base and replace any cards such as an ExpressCard 2 Connect any telephone or network cables to your computer CAUTION To connect a network cable first plug the cable into the network device and then plug it into the computer 3 Replace the battery 4 Connect your computer and all attached devices to their electrical outlets 5 Turn on your computer 2 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 e Small flat blade screwdriver e 0 Phillips screwdriver e 1 Phillips screwdriver Small plastic scribe System Overview Figure 1 Inside View Back 1 hard drive with isolation cap 2 coin cell battery 3 memory module 4 optical drive 5 WLAN card Figure 2 Inside view Front 1 power connector 2 1 O board left 5 system fan 4 ExpressCard cage 5 speakers 6 status light board 7 8 system board I O board right Removing the Battery 1 Follow the procedures in Before Working Inside Your Compute
11. in After Working Inside Your Computer Removing the Display Bezel 1 Follow the procedures in Before Working Inside Your Computer 2 Remove the battery 3 Perform the following steps a Pry up the bottom edge of the display bezel b Work your way around the sides and top edge of the display bezel 12 4 Remove the display bezel from the computer Installing the Display Bezel Place the display bezel onto the display assembly Starting from the top corner press on the display bezel and work around the entire bezel until it snaps onto the display assembly Install the battery Follow the procedures in After Working Inside Your Computer Removing the Display Panel 4 Follow the procedures in Before Working Inside Your Computer Remove a battery b display bezel Remove the screws that secure the display panel and flip the panel over Perform the following steps 13 a Lift the mylar tape and disconnect the low voltage differential signaling LVDS cable from the back of the display panel b Remove the display panel from the display assembly Installing the Display Panel pon Place the display panel to the display assembly Align the display panel in its original position Connect the low voltage differential signaling LVDS cable to the display panel and attach the tape Flip the display panel over and tighten the screws to secure the display panel Install a display bezel b bat
12. inches Specification 4 6 or 9 cell smart lithium ion 20 00 mm 0 79 inch 61 Feature 4 and 6 cell 9 cell Depth 4 and 6 cell 9 cell Weight 4 cell 6 cell 9 cell Voltage 4 cell 6 and 9 cell Temperature range Operating Non Operating Coin cell battery Table 26 AC Adapter Feature Type Input voltage Input current maximum Input frequency Output power Output current Rated output voltage Temperature range Operating 62 Specification 208 00 mm 8 18 inches 214 00 mm 8 43 inches 48 08 mm 1 89 inches 71 79 mm 2 83 inches 240 00 g 0 53 lb 344 73 g 0 76 lb 508 20 g 1 12 lb 14 8 VDC 11 1 VDC 0 C to 50 C 32 F to 122 F 40 C to 85 C 40 F to 185 F K NOTE The battery pack is capable of safely withstanding the above storage temperatures with 100 charge K NOTE The battery pack is also capable of withstanding storage temperatures from 20 C to 60 C with no degradation in its performance 3 V CR2032 lithium coin cell Latitude E5440 65 W 100 VAC to 240 VAC 1 7 A 50 Hz to 60 Hz 65 W 3 34 A continuous 19 5 1 0 VDC 0 C to 40 C 32 F to 104 F Latitude E5540 90 W adapter 100 VAC to 240 VAC 1 5 A 50 Hz to 60 Hz 90 W 4 62 A continuous 19 5 1 0 VDC 0 C to 40 C 32 F to 104 F Feature Latitude E5440 Latitude E5540 Non Operating 40 C to 70 C 40 F to 158 F 40
13. light board on its place on the computer 2 Connect the status light board cable to its connector 3 Tighten the screw to secure the status light board on the computer 40 Place the LED cover on the status light board Install 9033725 OTTO Follow the procedures in After Working Inside Your Computer speakers system board system fan ExpressCard cage palmrest display hinge WLAN card hard drive optical drive memory keyboard keyboard trim base cover battery SD card 41 5 System Setup System Setup enables you to manage your computer hardware and specify BIOS level options From the System Setup you can e Change the NVRAM settings after you add or remove hardware View the system hardware configuration Enable or disable integrated devices e Set performance and power management thresholds e Manage your computer security 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 e Access System Setup by pressing F2 key e Bring up the one time boot menu by pressing lt F12 gt key The one time boot menu displays the devices that you can boot from including the diagnostic option The boot menu options are Removable Drive if available e STXXXX Drive K NOTE XXX denotes the SATA drive number
14. not be available for all the batteries To enable this option disable the Advanced Battery Charge Configuration option Allows you to select the type of charge for the battery The options are e Standard Charge e Express Charge This option is enabled by default NOTE Express charge may not be available for all the batteries To enable this option disable the Advanced Battery Charge Configuration option This option if enabled periodically senses the nearby wireless connections while the system is in sleep state You can use this option to synchronize the email or other social media application that are open when the system enters the sleep state Description Allows you to enable or disable the system setup BIOS warning messages when you use certain power adapters Default Setting Enable Adapter Warnings Allows you to choose one of two methods to enable the keypad that is embedded in the internal keyboard Option Mouse Touchpad Numlock Enable Fn Key Emulation Mebx Hotkey Fastboot Extended BIOS POST Time Table 10 Virtualization Support Option Virtualization VT for Direct I O Description e Fn Key Only This option is enabled by default By Numlock NOTE The Keyboard Embedded option is not supported in Latitude E5540 Allows you to define how the system handles mouse and touch pad input The options are Serial Mouse e PS2 Mouse e Toushpad PS 2 Mouse This option is enabled by
15. Core Support Intel SpeedStep C States Control Intel TurboBoost 48 Description Enable 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 e PK e KEK e db e dbx If you enable the Custom Mode the relevant options for PK KEK db and dbx appear The options are e Save to File Saves the key to a user selected file 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 selected file e Delete Deletes the selected key e Reset All Keys Resets to default setting e Delete All Keys Deletes all the keys NOTE If you disable the Custom Mode all the changes made will be erased and the keys will restore to default settings Description This field specifies whether the process will have one or all cores enabled The performance of some applications will improve with the additional cores This option is enabled by default Allows you to enable or disable multi core support for the processor The options are e All e 1 e 2 Default Setting All Allows you to enable or disable the Intel SpeedStep feature Default Setting Enable Intel SpeedStep gt lows you to enable or disable the additional processor sleep states Default Setting The option C states is enabled Allows you to enable or dis
16. Dell Latitude E5440 Owner s Manual Regulatory Model P44G Regulatory Type P44G001 Notes cautions and warnings Es NOTE A NOTE indicates important information that helps you make better use of your computer A CAUTION A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the problem A WARNING A WARNING indicates a potential for property damage personal injury or death Copyright 2015 Dell Inc All rights reserved This product is protected by U S and international copyright and intellectual property laws Dell and the Dell logo are trademarks of Dell Inc in the United States and or other jurisdictions All other marks and names mentioned herein may be trademarks of their respective companies 2015 3 Rev A04 Contents 1 Working ori Your Computer cuca 5 Before Working Inside Your ComdpU ter uico tret te tct e irre e e rette tat entra 5 Turning Off Your Computer esee aia nin tete eet o rer tree ade eb ee te ned 6 After Working Inside Your Computer eese rnt nnnn enin nes snnt rennen nennen 7 2 Removing and Installing Components eee 8 Recommended TOSS A 7m es rele ad us eter emet t lt E e Aa lt Chat 8 Systemi OVVIE W m raian REMOVING the Battery iet eerie beo a e a et n ett PH Po ae e e a Ae beats stalling the Battery us ete Ges ere t i e te e ee ea a ei os Removin
17. O Board Right 1 Place the I O board on the computer Tighten the screws to secure the I O board to the computer 3 Install system board ExpressCard cage system fan palmrest display hinge WLAN card hard drive optical drive memory keyboard keyboard trim base cover battery SD card 4 Follow the procedures in After Working Inside Your Computer PRT RTT TQ7O AAT YD Removing the Power Connector 1 Follow the procedures in Before Working Inside Your Computer Remove SD card battery base cover keyboard trim keyboard memory hard drive optical drive WLAN card gd cw don ow display hinge k palmrest l ExpressCard cage m system fan n system board 3 Perform the following steps a Remove the power connector cable from the routing channels b Lift and remove the power connector from the computer PET Installing the Power Connector 1 Place the power connector on its place in the computer 2 Route the power connector cable on its routing channels 3 Install system board system fan ExpressCard cage palmrest display hinge WLAN card hard drive optical drive memory keyboard keyboard trim base cover battery SD card 4 Follow the procedures in After Working Inside Your Computer LuP Soo eo ew Removing the Speakers 1 Follow the procedures in Before Working Inside Your Computer 2 Remove a SD memory card b battery C base cover
18. Select your support category 3 Verify your country or region in the Choose a Country Region drop down list at the bottom of the page 4 Select the appropriate service or support link based on your need 64
19. able the Intel TurboBoost mode of the processor Default Setting Enable Intel TurboBoost Option Hyper Thread Control Rapid Start Technology Table 8 Power Management Option AC Behavior Auto On Time USB Wake Support Wireless Radio Control Wake on LAN WLAN Description Allows you to enable or disable the HyperThreading in the processor Default Setting Enabled This option might improve the battery life by automatically putting the computer in to a low power state during Sleep after a user specified amount of time Default Setting Disabled Description Allows you to enable or disable the computer from turning on automatically when an AC adapter is connected Default Setting Wake on AC is not selected Allows you to set the time at which the computer must turn on automatically The options are e Disabled default Every Day e Weekdays Select Days Allows you to enable USB devices to wake the system from Standby Es NOTE This feature is only functional when the AC power adapter is connected If the AC power adapter is removed during Standby the system setup will remove power from all of the USB ports to conserve battery power e Enable USB Wake Support e DEnable USB Wake Support is not selected Allows you to enable or disable the feature that automatically switches from wired or wireless networks without depending on the physical connection e Control WLAN Radio e Control WWAN Radio e Con
20. alization technology for direct I O must be enabled to use this feature Trusted Execution disabled by default Description Allows to set the wireless devices that can be controlled by the wireless switch The options are e WWAN e WLAN e WiGig Bluetooth All the options are enabled by default WLAN e WiGig Bluetooth All the options are enabled by default Allows you to enable or disable the internal wireless devices e WWAN e WLAN WiGig e Bluetooth All the options are enabled by default e WLAN WiGig Bluetooth All the options are enabled by default Description Displays the Service Tag of your computer Allows you to create a system asset tag if an asset tag is not already set This option is not set by default Table 13 System Logs Option Description BIOS Events Allows you to view and clear the System Setup BIOS POST events Thermal Events Allows you to view and clear the System Setup Thermal events Power Events Allows you to view and clear the System Setup Power events Updating the BIOS It is recommended to update your BIOS system setup on replacing the system board or if an update is available For laptops ensure that your computer battery is fully charged and connected to a power outlet 1 Re start the computer 2 Goto dell com support 3 Enter the Service Tag or Express Service Code and click Submit K NOTE To locate the Service Tag click Where is my Serv
21. and click OK 5 Select Setup Password type your system password and press Enter or Tab A message prompts you to re type the setup password 6 Type the setup password that you entered earlier and click OK N Press lt Esc gt and a message prompts you to save the changes 8 Press lt Y gt to save the changes The computer reboots Deleting or Changing an Existing System and or Setup Password Ensure that the Password Status is Unlocked in the System Setup before attempting to delete or change the existing System and or Setup password You cannot delete or change an existing System or Setup password if the Password Status is Locked To enter the System Setup press lt F2 gt immediately after a power on or reboot 1 In the System BIOS or System Setup screen select System Security and press lt Enter gt The System Security screen is displayed 2 In the System Security screen verify that Password Status is Unlocked pl Select System Password alter or delete the existing system password and press lt Enter gt or lt Tab gt 4 Select Setup Password alter or delete the existing setup password and press Enter or Tab 54 5 6 NOTE If you change the System and or Setup password re enter the new password when promoted If you delete the System and or Setup password confirm the deletion when promoted Press Esc and a message prompts you to save the changes Press Y to save the changes and
22. ay assembly removal procedures are applicable for both Touch and Non touch versions of the computer Installing the Display Assembly 1 Tighten the screws that secure the display assembly in place Insert the WLAN cable through the holes on the chassis 3 Route the display cable along its compartment and connect the display cables to its connectors on the system board 4 Connect the WLAN cables to their connectors 5 install palmrest display hinge keyboard keyboard trim base cover battery SD card 6 Follow the procedures in After Working Inside Your Computer o 0o00g9 Removing the ExpressCard Cage 1 Follow the procedures in Before Working Inside Your Computer Remove a SD card b battery C base cover d keyboard trim e keyboard 28 f display hinge g palmrest 3 Perform the following steps a Remove the screws that secure the ExpressCard cage b Lift and remove the ExpressCard cage from the computer Installing the ExpressCard Cage 1 Align the ExpressCard cage to its original position on the computer and snap it into place 2 Install the screws that secure the ExpressCard cage to the system board 3 Install palmrest display hinge keyboard keyboard trim base cover battery SD card 4 Follow the procedures in After Working Inside Your Computer o 0oncw Removing the System Fan 1 Follow the procedures in Before Working Inside Your Computer Remove SD card ba
23. computer CAUTION Anyone can access the data stored on your computer if it is not locked and left unattended K NOTE Your computer is shipped with the system and setup password feature disabled Assigning a System Password and Setup Password You can assign a new System Password and or Setup Password or change an existing System Password and or Setup Password only when Password Status is Unlocked If the Password Status is Locked you cannot change the System Password K NOTE If the password jumper is disabled the existing System Password and Setup Password are deleted and you need not provide the system password to log on to the computer To enter a system setup press lt F2 gt 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 press Enter or Tab Use the following guidelines to assign the system password A password can have up to 32 characters The password can contain the numbers O through 9 e Only lower case letters are valid upper case letters are not allowed e Only the following special characters are allowed space C Q 0 C D 0 0 C Re enter the system password when prompted 4 Type the system password that you entered earlier
24. cription Admin Password Allows you to set change or delete the administrator admin password K NOTE You must set the admin password before you set the system or hard drive password Deleting the admin password automatically deletes the system password and the hard drive password K NOTE Successful password changes take effect immediately Default Setting Not set System Password Allows you to set change or delete the system password K NOTE Successful password changes take effect immediately Default Setting Not set Internal HDD 1 Password Allows you to set or change the system s internal hard disk drive K NOTE Successful password changes take effect immediately Default Setting Not set Strong Password Allows you to enforce the option to always set strong passwords Default Setting Enable Strong Password is not selected NOTE If Strong Password is enabled Admin and System passwords must contain at least one uppercase character one lowercase character and be at least 8 characters long Password Configuration Allows you to determine the minimum and maximum length of Administrator and System passwords 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 e Disabled Reboot bypass 46 Option Password Change Non Admin Setup Changes TPM Security Computrace CPU XD Support OROM Keyboard Acces
25. default Allows you to enable the Numlock option when the computer boots Enable Network default Allows you to set the option where the Scroll Lock key is used to simulate the Fn key feature Enable Fn Key Emulation default Allows you to specify whether the MEBx Hotkey function should be enabled when the system boots Enable MEBx Hotkey default Allows you to speed up the boot process by bypassing some of the compatibility steps The options are Minimal e Thorough default e Auto Allows you to create an additional pre boot delay The options are e Oseconds e 5 seconds default e 10 seconds Description Allows you to enable or disable the Intel Virtualization Technology Enable Intel Virtualization Technology default Enables or disables the Virtual Machine Monitor VMM from utilizing the additional hardware capabilities provided by Intel Virtualization technology for direct I O Enable VT for Direct I O enabled by default 51 Option Trusted Execution Table 11 Wireless Option Wireless Switch Latitude E5440 Latitude E5540 Wireless Device Enable Latitude E5440 Latitude E5540 Table 12 Maintenance Option Service Tag Asset Tag 52 Description This option specifies whether a Measured Virtual Machine Monitor MVMM can utilize the additional hardware capabilities provided by Intel Trusted Execution Technology The TPM virtualization Technology and Virtu
26. e press in on the locking tabs before you disconnect the cable As you pull connectors apart keep them evenly aligned to avoid bending any connector pins Also before you connect a cable ensure that both connectors are correctly oriented and aligned K NOTE The color of your computer and certain components may appear differently than shown in this document To avoid damaging your computer perform the following steps before you begin working inside the computer 1 Ensure that your work surface is flat and clean to prevent the computer cover from being scratched Turn off your computer see Turning Off Your Computer 3 Ifthe computer is connected to a docking device docked such as the optional Media Base or Battery Slice undock it CAUTION To disconnect a network cable first unplug the cable from your computer and then unplug the cable from the network device 4 Disconnect all network cables from the computer e 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 eo 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 be
27. e to the computer b Push the optical drive away to remove it from the computer 4 5 6 After removing the optical drive bracket perform the following steps a Remove the screws that secure the optical drive bracket 1 b Remove the optical drive bracket from the optical drive 2 Disengage the optical drive bezel tabs to separate the optical drive bezel from the optical drive Remove the optical drive bezel Installing the Optical Drive Dd ge Bow meds Engage the optical drive bezel tabs to attach the optical drive bezel to the optical drive Install the optical drive bracket Tighten the screws to secure the optical drive bracket Insert the optical drive into the computer Tighten the screw to secure the optical drive in its place Install a base cover b battery Follow the procedures in After Working Inside Your Computer 19 Removing the Hard Drive 1 Follow the procedures in Before Working Inside Your Computer 2 Remove a battery b base cover 3 Perform the following steps a Remove the screws that secure the hard drive bracket in place b Slide and pull the hard drive to remove from its connectors 4 Remove the hard drive isolation cap from the hard drive Installing the Hard Drive 1 Engage the hard drive isolation cap to the hard drive 20 Place the hard drive on its connector Place the hard drive bracket on the hard drive and tighten the screws to secure the hard
28. eature Network adapter Wireless Table 21 Ports and Connectors Feature Audio optional Video Network adapter Specification e Supports mSATA and WWAN on Latitude E5440 e Supports mSATA on Latitude E5540 Specification four channel high definition audio Realtek ALC3226 24 bit analog to digital and digital to analog high definition audio microphone in stereo headphones external speakers connector two 1W RMS per channel hot keys for volume control and mute control Specification integrated on system board Intel HD Graphics 4600 Nvidia GeForce N14M GE Discrete Graphics Card 2 GB Graphics Specification 10 100 1000 Mb s Ethernet RJ 45 e Internal wireless local area network WLAN e Wireless wide area network WWAN E5440 only Specification one microphone stereo headphone speakers connector e one 15 pin VGA connector e 19 pin HDMI connector one RJ 45 connector 59 Feature USB 2 0 USB 3 0 Memory card reader Docking port Subscriber Identity Module SIM port Table 22 Display Feature Type Latitude E5440 Latitude E5540 Size Latitude E5440 Latitude E5540 Dimensions Latitude E5440 Height Width Diagonal Active ares X Y Maximum resolution Maximum Brightness Latitude E5540 Height Width Diagonal 60 Specification e one 4 pin USB 2 0 compliant connector E5440 e two 4 pin USB 2 0 compliant connectors E5540 K NOTE The USB 2 0 conn
29. ector at the back of the Latitude E5540 computer gets deactivated when the Latitude E5540 computer is connected to the docking station two USB 3 0 compliant connectors one 8 in 1 memory card reader one one E5440 only Specification e HD 1366x768 WLED e HD 1600 x 900 e HD 1366x768 WLED e FHD 1920 x 1080 14 0 15 6 192 5 mm 7 57 inches 324 mm 12 75 inches 355 60 mm 14 00 inches 309 40 mm x 173 95 mm e 1366 x 768 pixels e 1600 x 900 pixels 200 nits 210 mm 8 26 inches 360 mm 14 17 inches 394 24 mm 15 60 inches Feature Active area X Y Maximum resolution Maximum Brightness Operating angle Refresh rate Minimum Viewing angles Horizontal Vertical Pixel pitch Latitude E5440 Latitude E5540 Table 23 Keyboard Feature Number of keys Layout Table 24 Touchpad Feature Active Area X axis Y axis Table 25 Battery Feature Type Dimensions Height 4 6 and 9 cell Width Specification 344 23 mm x 193 54 mm 1566 x 768 pixels e 1920 x 1080 pixels 220 nits for HD 500 nits for FHD 0 closed to 135 60 Hz e 40 for HD e 60 for FHD e 10 30 for HD e 50 for FHD 0 2265 mm x 0 2265 mm e 0 2520 mm x 0 2520 mm for HD e 0 1790 x 0 1790 for FHD Specification United States 86 keys United Kingdom 87 keys Brazil 87 keys and Japan 90 keys QWERTY AZERTY Kanji Specification 80 00 mm 3 15 inches 45 00 mm 1 77
30. ership Date Manufacture Date and the Express Service Code e Memory Information Displays Memory Installed Memory Available Memory Speed Memory Channels Mode Memory Technology DIMM ASize DIMM B Size e Processor Information Displays Processor Type Core Count Processor ID Current Clock Speed Minimum Clock Speed Maximum Clock Speed Processor L2 Cache Processor L5 Cache HT Capable and 64 Bit Technology Device Information Displays Primary Hard Drive MiniCard Device ODD Device Dock eSATA Device LOM MAC Address Video Controller Video BIOS Version Video Memory Panel Type Native Resolution Audio Controller Wi Fi Device WiGig Device Cellular Device Bluetooth Device Displays the battery status and the type of AC adapter connected to the computer Boot Sequence Allows you to change the order in which the computer attempts to find an operating system The options are Diskette Drive e Internal HDD USB Storage Device e CD DVD CD RW Drive Onboard NIC 43 Option Advanced Boot Options Date Time Description By default all the options are checked You can also deselect any option or change the boot order Boot List Option Allows you to change the boot list option Legacy e UEFI This option allows you the legacy option ROMs to load By default the Enable Legacy Option ROMs is unchecked Allows you to change the date and time Table 3 System Configuration Option Integrated NIC
31. exit from the System Setup The computer reboots 55 4 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 can use the diagnostics results to help you solve the problem Enhanced Pre Boot System Assessment ePSA Diagnostics The ePSA diagnostics also known as system diagnostics performs a complete check of your hardware The ePSA is embedded with the BIOS and is launched by the BIOS internally The embedded system diagnostics provides a set of options for particular devices or device groups allowing you to Run tests automatically or in an interactive mode Repeat tests Display or save test results e Run thorough tests to introduce additional test options to provide extra information about the failed device s e View status messages that inform you if tests are completed successfully e View error messages that inform you of problems encountered during testing A CAUTION Use the system diagnostics to test only your computer Using this program with other computers may cause invalid results or error messages K NOTE Some tests for specific devices require user interaction Always ensure that you are present at the computer terminal whe
32. fore 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 Turning Off Your Computer A 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 e 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 l b Select the O and then select Shut down Using a mouse a Point to upper right corner of the screen and click Settings l b Click the O and select Shut down e n Windows 7 1 Click start 2 Click Shut Down or 1 Click stan 2 Click the arrow in the lower right corner of the Start menu as shown below and then click 9 a gt Shut Down 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 After Working Inside Your Computer After you complete any replacement procedure ensure you connect any
33. g the SD Card nstallirig the SD Cards iie tret e d ERE E PUER PARS P DAR RR RR po used Removing the Express Card Mier itc tette tae eher bla tete adic 11 nstalling the EXpressE adan ea de pedibus be edes 12 Removing the SIM Card nstalling the SIM Gatd tit Render s Pete obe rtt bouge ido ble e ro c0 ette cab a Removing the Display Bezel 4 reiner e nt gait ced alan erede pets oe edem ente anita dere decane Meee ristalling the Display Bezeli re re drei en E cid Removing the Display Panels ir nstalling thie Display Panel a nene qe dde ee d s Removing the Camera xo dite tpe ipe n ei on bete a a dt fd e re ida ristallirig thie Carnara iecrin err n Pre rt PRO RATIO UE Mee e pL c gut Removing the Keyboard Trim iere t eer Hee Re pd Enn EE PR edebat aae epu nstalling theKeyboard II a ode er rro ne Pre e epe pex teure er rr For e E Removing the Keyboard map e re ee te nec a dup ec e a od Pe ag tute ads nstalling the Keyboard bern a ete Hentai a Berta Bee b Ro Pe bee ice detent Removing the Base Cover suited taba bero e ea ae AAA Macro eene nstalling the Base Cover Removing the Optical Drive i sorde n rt CEPR rl erat E a RR in ERRARE RR MEER er ER ena nistalling the Optical DEN ner Lire tte er ee e ELTE eles UR A LEER eed ee eee Removingsthe Flard Dre sc A dedi eme eee dens nstalling the Flard Diverse ueteri rr et di e ree Dee re ae e n Rd de e e LER E RR FEE eL Removing the Memory Module ttti ett trt e et d ht i
34. hed to this port is enabled and available for OS If USB port is disabled the OS cannot see any device attached to this port e Enable Boot Support Enable External USB Port Enable USB3 0 Controller NOTE USB keyboard and mouse always work in the BIOS setup irrespective of these settings This field enables or disables the integrated audio controller By default the Enable Audio option is selected This field lets you choose the operating mode of the keyboard illumination feature The keyboard brightness level can be set from 25 to 100 Disabled e Levelis 25 e Levelis 50 e Level is 75 e Levelis 100 This option is enabled by default This option when enabled pressing Fn B turns of all light and sound emissions in the system To resume normal operation press Fn B again This option is Disabled by default Allows you to enable or disable the following devices Enable Microphone Enable Camera Enable Express card e Enable Hard Drive Free Fall Protection Enable Media Card e Disable Media Card K NOTE All devices are enabled by default 45 Option Description You can also enable or disable Media Card Table 4 Video Option Description LCD Brightness Allows you to set the display brightness depending up on the power source On Battery and On AC K NOTE The Video setting will only be visible when a video card is installed into the system Table 5 Security Option Des
35. ice Tag NOTE If you cannot find your Service Tag click Detect My Product Proceed with the instructions on screen 4 Ifyou are unable to locate or find the Service Tag click the Product Category of your computer 5 Choose the Product Type from the list 6 Select your computer model and the Product Support page of your computer appears 7 Click Get drivers and click View All Drivers The Drivers and Downloads page opens 8 On the Drivers and Downloads screen under the Operating System drop down list select BIOS 9 Identify the latest BIOS file and click Download File You can also analyze which drivers need an update To do this for your product click Analyze System for Updates and follow the instructions on the screen 10 Select your preferred download method in the Please select your download method below window click Download File The File Download window appears 11 Click Save to save the file on your computer 12 Click Run to install the updated BIOS settings on your computer Follow the instructions on the screen System and Setup Password You can create a system password and a setup password to secure your computer Password Type Description System password Password that you must enter to log on to your system Setup password Password that you must enter to access and make changes to the BIOS settings of your computer 55 AN CAUTION The password features provide a basic level of security for the data on your
36. n full charge mode with AC adapter present Battery in charge mode with AC adapter present 57 o Specifications K NOTE Offerings may vary by region For more information regarding the configuration of your computer click Start Start icon Help and Support and then select the option to view information about your computer Table 14 System Information Feature Specification DRAM bus width 64 bit Flash EPROM SPI 32Mbits 64Mbits PCle Gen1 bus 100 MHz External Bus Frequency DMI 5GT s Table 15 Processor Feature Specification Types Intel Core i5 series e Intel Core i5 series e Intel Core i7 series L3 cache up to 8 MB Table 16 Memory Feature Specification Memory connector two SoDIMM slots Memory module capacity per slot 4 GB 8 GB Memory type DDR3 SDRAM 1600 Mhz Minimum memory 4 GB Maximum memory 16 GB Table 17 mSATA Support Feature Specification with Express Card I O and Discrete Graphic No mSATA support on both Latitude E5440 and Latitude Configuration E5540 for other configurations mSATA is supported on both Latitude E5440 and Latitude E5540 58 Feature without Express Card I O on Discrete Graphic and all UMA Graphic Configurations Table 18 Audio Feature Type Controller Stereo conversion Interface Internal External Speakers Internal speaker amplifier Volume controls Table 19 Video Feature Type Controller UMA Discrete Table 20 Communications F
37. n the diagnostic tests are performed 1 Power on the computer 2 As the computer boots press the lt F12 gt key as the Dell logo appears 3 On the boot menu screen select the Diagnostics option The Enhanced Pre boot System Assessment window is displayed listing all devices detected in the computer The diagnostics starts running the tests on all the detected devices 4 If you wish to run a diagnostic test on a specific device press Esc and click Yes to stop the diagnostic test 5 Select the device from the left pane and click Run Tests 6 If there are any issues error codes are displayed Note the error code and contact Dell 56 Device Status Lights Icon Description Q Turns on when you turn on the computer and blinks when the computer is in a power management mode 9 Turns on when the computer reads or writes data Turns on steadily or blinks to indicate battery charge status Pp Turns on when wireless networking is enabled Battery Status Lights If the computer is connected to an electrical outlet the battery light operates as follows Alternately blinking amber light and white light Alternately blinking amber light with steady white light Constantly blinking amber light Light off White light on An unauthenticated or unsupported non Dell AC adapter is attached to your laptop Temporary battery failure with AC adapter present Fatal battery failure with AC adapter present Battery i
38. oard trim base cover battery SD card 4 Follow the procedures in After Working Inside Your Computer San Se Ser Pp ef Removing the I O Board Left 1 Follow the procedures in Before Working Inside Your Computer Remove SD card battery base cover keyboard trim keyboard memory optical drive hard drive WLAN card display hinge palmrest system fan ExpressCard cage system board PRT RTT aAa AAT YD 3 Perform the following steps a Remove the screw that secures the left O board on the computer b Lift the I O board and remove from the computer Installing the I O Board Left 1 Place the I O board on the computer Tighten the screw to secure the I O board to the computer 3 Install system board ExpressCard cage system fan palmrest display hinge WLAN card hard drive optical drive memory keyboard keyboard trim base cover battery SD card 4 Follow the procedures in After Working Inside Your Computer 59 NE Removing the I O Board Right 1 Follow the procedures in Before Working Inside Your Computer Remove SD card battery base cover keyboard trim keyboard memory optical drive hard drive WLAN card display hinge palmrest system fan ExpressCard cage system board 5 sorum te EUIS Eo 3 Perform the following steps a Remove the screws that secure the I O board on the computer b Lift the I O board and remove from the computer 36 Installing the I
39. r 2 Perform the following steps a Slide the battery release latches into the unlock position b Push and remove the battery from the computer 10 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 SD Card 1 Follow the procedures in Before Working Inside Your Computer 2 Pressin on the SD card to release it from the computer 3 Slide the SD card out of the computer o o e A Installing the SD Card 1 Push the SD card into its slot until it clicks into place 2 Follow the procedures in After Working Inside Your Computer Removing the ExpressCard 1 Follow the procedures in Before Working On Your Computer 2 Perform the following steps a Push in on the ExpressCard to release from the computer 1 b Slide the ExpressCard out of the computer 2 11 Installing the ExpressCard 1 Slide the ExpressCard in its slot until it clicks in place 2 Follow the procedures in After Working Inside Your Computer Removing the SIM Card Follow the procedures in Before Working On Your Computer Remove the battery Press and release the SIM card located on the battery wall PWN a Slide the SIM card from the computer K NOTE The SIM slot in the computer supports only micro SIM Installing the SIM Card 1 Insert the SIM card into the slot 2 Install the battery 3 Follow the procedures
40. s Admin Setup Lockout Table 6 Secure Boot Option Secure Boot Enable Description Default Setting Disabled Allows you to enable the disable permission to the System and Hard Drive passwords when the admin password is set Default Setting Allow Non Admin Password Changes is selected Allows you to determine whether changes to the setup options are allowed when an Administrator Password is set If disabled the setup options are locked by the admin password Allows you to enable the Trusted Platform Module TPM during POST Default Setting The option is disabled Allows you to activate or disable the optional Computrace software The options are e Deactivate e Disable e Activate NOTE The Activate and Disable options will permanently activate or disable the feature and no further changes will be allowed Deactivate default Allows you to enable the Execute Disable mode of the processor Enable CPU XD Support default Allows you to set an option to enter the Option ROM Configuration screens using hotkeys during boot The options are e Enable One Time Enable e Disable Default Setting Enable Allows you to prevent users from entering Setup when an Administrator password is set Default Setting Enable Admin Setup Lockout is not selected Description This option enables or disables the Secure Boot Feature e Disable default 47 Option Expert Key Management Table 7 Performance Option Multi
41. talling the Power Connector ice ree e e etel ette tede me rte teta 58 Removing the Speakers AA ede ed m e edet en he de ee eee d 58 nstallirig the Speakets cle eI e me ec n e eed ceti ben ea rete 39 Removing the Status Light Boards i ltd d e e e inves til tte ales 40 nstallirig the Status Light Boatd i te a HE etd m e ee ede edid 40 A o 42 BOO S UEO Lt asad OLAS Nae etd cp cdd cr Uo p festos 42 Navigation KEYS Saeko earl tide iet edad bete one Rn 42 System Setup ODptlOHs tematici o em a ui f Eos T t eta al eut eb Hit ps 43 Wpdating the BlOS was anlar Gite ary Aes ATH di ae AA E OASTE eE e reaS Aena 53 System and Setup Password rat a teh en Oe Te t he de Pa s 53 Assigning a System Password and Setup PassWOTOiooocociccoccccccoocccccononcnnononcnnonnnnnnncnnnnncncnnnncncnnnns 54 Deleting or Changing an Existing System and or Setup Password 54 AE 56 Enhanced Pre Boot System Assessment ePSA Diagnostics ssssssss 56 Device Status Lights 4 eter doe Aa ee dor ec eene reg rr anes 57 Battery Status Elghitss orca tol a Rel Pe Ro Rade E e ee Feri e LE a 57 5 Specifications cute A 58 6 Contacting Dell eiae ln 64 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 e
42. tery Follow the procedures in After Working Inside Your Computer Removing the Camera 1 14 Follow the procedures in Before Working Inside Your Computer Remove a battery b display bezel Perform the following steps a Remove the screw that secures the camera and microphone module b Disconnect the camera cable C Lift and remove the camera and microphone module Installing the Camera PWN bP Place the camera and microphone module on its place Connect the camera cable Tighten the screw to secure the camera and microphone module Install a display bezel b battery Follow the procedures in After Working Inside Your Computer Removing the Keyboard Trim 1 Follow the procedures in Before Working Inside Your Computer Remove the battery Perform the following steps a Pry up the keyboard trim on its sides and the top edge b Lift upwards and remove the keyboard trim from the computer N Installing the Keyboard Trim 1 2 Align the keyboard trim to its place Press along the sides of the keyboard trim until it snaps in place 15 Y 3 Install the battery 4 Follow the procedures in After Working Inside Your Computer Removing the Keyboard 1 Follow the procedures in Before Working Inside Your Computer 2 Remove a battery b keyboard trim 3 Remove the screws at the back of the computer and flip the computer over 4 Remove the screws that secure the keyboard 1
43. that secure the system board and lift the system board to remove from the computer 32 Installing the System Board 1 Align the system board into its original position on the computer Replace and tighten the screws to secure the system board to the computer Connect the following cables a I O board cable b power connector cable C status light board cable Turn over the computer and connect the coin cell battery cable and speaker cable to the system board Install ExpressCard cage system fan palmrest display hinge WLAN card hard drive optical drive memory keyboard keyboard trim base cover battery m SD card Follow the procedures in After Working Inside Your Computer po onc xr 33 Removing the Heatsink 1 Follow the procedures in Before Working Inside Your Computer Remove SD card battery base cover keyboard trim keyboard memory optical drive hard drive WLAN card display hinge palmrest system fan ExpressCard cage system board 204g cw suu 3 Perform the following steps a Remove the screws that secure the heatsink in place b Lift to remove the heatsink from the computer Installing the Heatsink 1 Place the heatsink on the system board 2 Tighten the screws to secure the heatsink to the computer 3 Install a system board b ExpressCard cage 34 system fan palmrest display hinge WLAN card hard drive optical drive memory keyboard keyb
44. trol WLAN radio or Control WWAN radio is not selected default Allows you to enable or disable the feature that powers on the computer from the Off state when triggered by a LAN signal Disabled This option is enabled by default LAN Only e WLAN Only LAN or WLAN e LAN with PXE Boot 49 Option Block Sleep Peak Shift Advanced Battery Charge Configuration Primary Battery Charge Configuration Battery Slice Charge Configuration Intel Smart Connect Technology Table 9 POST Behavior Option Adapter Warnings Keypad Embedded 50 Description This option lets you block entering to sleep S3 state in Operating System environment Block Sleep S3 state This option is disabled by default This option enables you to minimize the AC power consumption during the peak power times of day After you enable this option your system runs only in battery even if the AC is attached This option enables you to maximize the battery health By enabling this option your system uses the standard charging algorithm and other techniques during the non work hours to improve the battery health Disabled default Allows you to select the charging mode for the battery The options are e Adaptive Standard e ExpressCharge This option is enabled by default e Primarily AC use e Custom If Custom Charge is selected you can also configure Custom Charge Start and Custom Charge Stop NOTE All charging mode may
45. ttery base cover keyboard trim keyboard memory optical drive hard drive display hinge palmrest ro rao roang 29 3 Disconnect a system fan cable b I O board cable 4 Remove the screws that secure the system fan and lift the system fan to remove from the computer Installing the System Fan Place the system fan on the computer Connect the system fan cable to the system board Connect the I O board cable to its connector Tighten the screws to secure the system fan on the computer 91 Pp m p Install a palmrest display hinge memory hard drive optical drive onc 30 keyboard keyboard trim base cover battery SD card 6 Follow the procedures in After Working Inside Your Computer f g h i j Removing the System Board 1 Follow the procedures in Before Working Inside Your Computer 2 Remove SD card battery base cover keyboard trim keyboard memory optical drive hard drive WLAN card display hinge palmrest L system fan m ExpressCard cage 3 Disconnect ccCcspo n oncoow a coin cell battery cable b speaker cable 4 Flip the computer and disconnect a power cable b status light board cable c l O board cable 5 Perform the following steps a Remove the screws that secure the display cable connector and remove it from the system board b Disconnect the display cables and power connector cable from the system board 6 Remove the screws
46. uter Remove a battery b base cover Perform the following steps a Disconnect the coin cell battery cable from the system board b Pry and remove the coin cell battery from the adhesive Installing the Coin Cell Battery 1 Place the coin cell battery on the system board with adhesive side downwards Connect the coin cell battery cable to the system board 3 Install a base cover b battery 4 Follow the procedures in After Working Inside Your Computer Removing the Display Hinge 1 Follow the procedures in Before Working Inside Your Computer Remove a battery b base cover c keyboard trim d keyboard 3 Remove the screws that secure the display hinge at the back of the computer 25 4 Remove the screws that secure the display hinge at the front of the computer Press and remove the display hinge from the computer Installing the Display Hinge 1 Place the display hinge on the computer 2 Tighten the screws to secure the display hinge at the front and back of the computer 3 Install a keyboard b keyboard trim C base cover d battery 4 Follow the procedures in After Working Inside Your Computer Removing the Palmrest 1 Follow the procedures in Before Working Inside Your Computer 2 Remove SD card battery base cover keyboard trim keyboard memory Optical drive hard drive display hinge 3 Remove the screws at the bottom of the computer upunun nronoocsm 24
Download Pdf Manuals
Related Search