Dell Latitude E6540 Owner's Manual Regulatory Model: P29F Regulatory Type: P29F001
Notes, cautions, and warnings NOTE: A NOTE indicates important information that helps you make better use of your computer. CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the problem. 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.
Contents 1 Working on your computer........................................................................................................6 Before working inside your computer...................................................................................................................... 6 Turning Off Your Computer....................................................................................................................................... 7 After working inside your computer..................
Removing the Keyboard..........................................................................................................................................25 Installing the Keyboard...........................................................................................................................................26 Removing the Palmrest Assembly..........................................................................................................................
6 Contacting Dell..........................................................................................................................
Working on your computer 1 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: • You have read the safety information that shipped with your computer. • A component can be replaced or--if purchased separately--installed by performing the removal procedure in reverse order.
. 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 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.
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.
Removing and installing components 2 This section provides detailed information on how to remove or install the components from your computer. Recommended tools The procedures in this document require the following tools: • Small flat blade screwdriver • Phillips screwdriver • Small plastic scribe System Overview Figure 1. Back View — Back Cover Removed 1. heat-sink assembly 2. hard drive 3. memory 4. SD card slot 5. ExpressCard slot 6.
7. coin-cell battery 8. base-corner cover (left) 9. WWAN card 10. WLAN card 11. docking port 12. battery bay 13. base-corner cover (right) Figure 2. Top View — Keyboard and Palmrest Assembly removed 1. WiFi-switch board 2. speaker 3. ExpressCard cage 4. system board 5. speaker 6. hard-drive bay 7. VGA board 8. display assembly Removing the Secure Digital (SD) Card 1. Follow the procedures in Before Working Inside your computer 2.
Removing the ExpressCard 1. Follow the procedures in Before Working Inside your computer. 2. Press in on the ExpressCard to release it from the computer. Slide the ExpressCard out of the computer. 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 Battery 1. Follow the procedures in Before Working Inside your computer. 2. Slide the release latches to unlock the battery. 3.
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 Base Cover 1. Follow the procedures in Before Working Inside your computer. 2. Remove the battery 3. Remove the screws that secure the base cover to the computer.
4. Lift the base cover and remove it from the computer.
Installing the Base Cover 1. Place the base cover to align with the screw holes on the computer. 2. Tighten the screws to secure the base cover to the computer. 3. Install the battery. 4. Follow the procedures in After Working Inside Your Computer. Removing the Base-Corner Covers 1. Follow the procedures in Before Working Inside your computer. 2. Remove the battery. 3. Remove the base cover. 4. Remove the screws that secure the left base-corner cover, lift and remove it from the computer.
5. Remove the screws that secure the right base-corner cover, lift and remove it from the computer. Installing the Base-Corner Covers 1. Place the left and right base-corner covers to align with the screw holes on the computer. 2. Tighten the screws to secure the base-corner covers to the computer. 3. Install: a. base cover b. battery 4. Follow the procedures in After Working Inside Your Computer. Removing the Memory 1. Follow the procedures in Before Working Inside your computer. 2. Remove: a.
3. Pry the securing clips away from the memory module until it pops-up and remove the memory module from its connector on the system board. Installing the Memory 1. Insert the memory into the memory socket. 2. Press the securing clips to secure the memory module to the system board. 3. Install: a. base cover b. battery 4. Follow the procedures in After Working Inside Your Computer. Removing the Hard Drive 1. Follow the procedures in Before Working Inside your computer. 2. Remove the battery.
5. Flex the hard-drive isolation. Peel off the hard-drive isolation from the hard drive. Installing the Hard Drive 1. Install the hard-drive isolation on the hard drive. 2. Attach the hard-drive caddy to the hard drive. 3. Tighten the screws to secure the hard-drive caddy to the hard drive. 4. Slide the hard drive into the computer. 5. Tighten the screws to secure the hard drive to the computer. 6. Install the battery. 7. Follow the procedures in After Working Inside Your Computer.
4. Remove the screw that secures the optical-drive latch to the optical drive. Slide the optical-drive latch and remove it from the optical-drive. 5. Remove the screws that secure the optical-drive latch bracket to the optical drive. Remove the latch bracket from the optical drive. Installing the Optical Drive 1. Align the optical-drive latch bracket to its position on the optical drive. 2. Tighten the screw to secure the optical-drive latch bracket to the optical drive. 3.
6. Press the optical-drive latch to secure the optical drive. 7. Install the battery. 8. Follow the procedures in After Working Inside Your Computer. Removing the Wireless Local Area Network (WLAN) Card 1. Follow the procedures in Before Working Inside your computer. 2. Remove: a. battery b. base cover 3. Disconnect the antenna cables, remove the screw that secures the WLAN card to the computer, and lift the WLAN card from the computer. Installing the WLAN Card 1.
Installing the WWAN Card 1. Place the WWAN card in its slot in the system board. 2. Press the WWAN card down and tighten the screw to secure the WWAN card to the computer. 3. Connect the antenna cables to their connectors on the WWAN card. 4. Install: a. base cover b. battery 5. Follow the procedures in After Working Inside Your Computer. Removing the Network Connector 1. Follow the procedures in Before Working Inside your computer. 2. Remove: a. battery b. base cover c.
Installing the Network Connector 1. Align the network connector to its position on the computer. 2. Place the network-connector bracket on the network connector. 3. Tighten the screw to secure the network-connector bracket to the computer. 4. Route the cable through the routing channel. 5. Connect the cable to the system board. 6. Install: a. base-corner cover (left) b. base cover c. battery 7. Follow the procedures in After Working Inside Your Computer. Removing the Coin-Cell Battery 1.
Installing the Coin-Cell Battery 1. Place the coin-cell battery in its slot. 2. 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 Power Connector 1. Follow the procedures in Before Working Inside your computer. 2. Remove: a. battery b. base-corner cover (right) c. base cover 3. Perform the following steps as shown in the illustration: a.
Installing the Power Connector 1. Align the power connector to its position in the computer. 2. Place the power-connector bracket on the power connector. 3. Tighten the screw to secure the power-connector bracket to the computer. 4. Route the cable through the routing channel. 5. Connect the cable to the system board. 6. Install: a. base cover b. base-corner cover (right) c. battery 7. Follow the procedures in After Working Inside Your Computer. Removing the Heat-Sink Assembly 1.
4. Perform the following steps as shown in the illustration: a. Slide the heat-sink assembly. b. Lift the heat-sink assembly from the computer. Installing the Heat-Sink Assembly 1. Slide the heat-sink assembly to its position on the system board. 2. Tighten the screws to secure the heat-sink assembly to the system board. 3. Connect the fan cable to the system board. 4. Install: a. base cover b. battery 5. Follow the procedures in After Working Inside Your Computer. Removing the Processor 1.
Installing the Processor 1. Align the notches on the processor and the socket, and insert the processor into the socket. 2. Rotate the processor-cam lock in a clockwise direction. 3. Install: a. heatsink b. base cover c. battery 4. Follow the procedures in After Working Inside Your Computer. Removing the Keyboard 1. Follow the procedures in Before Working Inside your computer Inside your computer. 2. Remove the battery. 3. Remove the screws that secure the keyboard to the base cover. 4.
5. Pry the keyboard trim from its edges and remove the keyboard trim from the computer. 6. Remove the screws that secure the keyboard to the palmrest assembly. 7. Flip the keyboard and disconnect the keyboard cable from the system board. Installing the Keyboard 1. Connect the keyboard cable to the system board. 2. Place the keyboard to align with the screw holders on the computer.
3. Tighten the screws to secure the keyboard to the palmrest assembly. 4. Insert the keyboard trim on the keyboard and press along the sides until it clicks in place. 5. Close the display and flip the computer. 6. Tighten the screws to secure the keyboard to the base cover. 7. Install the battery. 8. Follow the procedures in After Working Inside Your Computer. Removing the Palmrest Assembly 1. Follow the procedures in Before Working Inside your computer. 2. Remove: a. b. c. d. e. f. g.
5. Disconnect the following cables: a. fingerprint-reader b. touchpad c.
6. Pry the palmrest assembly upwards and remove it from the computer.
Installing the Palmrest Assembly 1. Align the palmrest assembly to its original position in the computer and snap it into place. 2. Tighten the screws to secure the palmrest assembly to the computer. 3. Connect the following cables: a. power-button b. touchpad c. fingerprint-reader 4. Flip the computer and tighten the screws to secure the palmrest assembly to the base of the computer. 5. Install: a. b. c. d. e. f. g. 6.
Removing the WiFi-Switch Board 1. Follow the procedures in Before Working Inside your computer. 2. Remove: a. b. c. d. e. f. g. h. 3. SD card ExpressCard battery keyboard display-hinge cap base cover base-corner cover palmrest assembly Perform the following steps as shown in the illustration: a. Disconnect the cable from the system board. b. Remove the screw that secures the WiFi-switch board and lift it from the computer. Installing the WiFi-Switch Board 1. Place the WiFi-switch board in its slot.
Removing the VGA Board 1. Follow the procedures in Before Working Inside your computer. 2. Remove: a. b. c. d. e. f. g. h. 3. SD card ExpressCard battery keyboard display-hinge cap base cover base-corner cover palmrest assembly Remove the screws that secure the VGA board to the computer and remove it from its connector. Installing the VGA Board 1. Insert the VGA board in its slot 2. Tighten the screws to secure the VGA board to the computer. 3. Install: a. b. c. d. e. f. g. h. 4.
b. c. d. e. f. g. h. 3. ExpressCard battery keyboard display-hinge cap base cover base-corner cover palmrest assembly Remove the screws that secure the ExpressCard cage to the computer. Remove the ExpressCard cage from the computer. Installing the ExpressCard Cage 1. Place the ExpressCard cage in its slot. 2. Tighten the screws to secure the ExpressCard cage to the computer. 3. Install: a. b. c. d. e. f. g. h. 4.
h. i. j. k. l. m. n. o. p. q. r. 3. base cover base-corner cover power connector coin cell memory WLAN card WWAN card heatsink processor VGA board ExpressCard cage Perform the following steps as shown in the illustration: a. Disconnect the WiFi-switch from the system board. b. Disconnect the speaker cables from the system board. 4. 34 Remove the screws that secure the system board to the computer.
5. Lift the system board from the computer.
Installing the System Board 1. Place the system board to align with the ports on the computer. 2. Tighten the screws to secure the system board. 3. Connect the following cables to the system board: a. speaker b. WiFi-switch 4. Install: a. b. c. d. e. f. g. h. i. j. k. l. m.
n. o. p. q. r. 5. hard drive keyboard battery ExpressCard SD card Follow the procedures in After Working Inside Your Computer. Removing the Speakers 1. Follow the procedures in Before Working Inside your computer. 2. Remove: a. b. c. d. e. f. g. h. i. j. k. l. m. n. o. p. q. r. s. t. 3.
4. 38 Lift the speakers from the computer.
Installing the Speakers 1. Align the speakers in its position on the computer and route the speaker cable in the routing channels on the computer. 2. Tighten the screws to secure the speakers. 3. Install: a. b. c. d. e. f. g. h. i. j. k. l. m. n. o.
p. q. r. s. t. 4. hard drive keyboard battery ExpressCard SD card Follow the procedures in After Working Inside Your Computer. Removing the Display-Hinge Cap 1. Follow the procedures in Before Working Inside your computer. 2. Remove the battery. 3. Remove the screws that secure the display-hinge cap to the computer and remove the display-hinge cap from the computer. Installing the Display-Hinge Cap 1. Align the display-hinge cap with the screw holes. 2.
4. Disconnect the LVDS cable and release the LVDS cable and camera cable from the routing channel. Remove them from the computer.
5. 42 Remove the screws that secure the display assembly to the computer.
6. Remove the display assembly from the computer.
Installing the Display Assembly 1. Place the display assembly in its position on the computer. 2. Tighten the screws to secure the display assembly. 3. Route the LVDS cable and the camera cable through the routing channel. 4. Route the antenna cables through the routing channel. 5. Connect the antenna cables to the WLAN card on the computer. 6. Connect the camera cable to the computer. 7. Install: a. b. c. d. 8.
b. c. d. e. display-hinge cap base cover base-corner cover display assembly 3. Pry up along the edges to release the display bezel. 4. Remove the display bezel from the display assembly.
Installing the Display Bezel 1. Place the display bezel onto the display assembly. 2. Starting from the top corner, press on the display bezel and work around the entire bezel until it clicks onto the display assembly. 3. Press on the left and right edges of the display bezel. 4. Install: a. b. c. d. e. 5. display assembly base-corner cover base cover display-hinge cap battery Follow the procedures in After Working Inside Your Computer. Removing the Display Panel 1.
3. Remove the screws that secure the display panel to the display assembly. 4. Flip the display panel over.
5. Peel off the LVDS cable-connector tape and disconnect the LVDS cable from the display panel. Remove the display panel from the display assembly. Installing the Display Panel 1. Connect the LVDS cable and stick the LVDS cable-connector tape. 2. Flip the display and place it in the display assembly. 3. Tighten the screws to secure the display panel to the display assembly. 4. Install: a. b. c. d. e. f. 5.
e. display assembly f. display bezel g. display panel 3. Perform the following steps as shown in the illustration: a. Remove the screws that secure the display hinges to the display assembly. b. Remove the display hinges from the computer. Installing the Display Hinges 1. Place the display hinges in its location on the computer. 2. Tighten the screws to secure the display hinges to the display assembly. 3. Install: a. b. c. d. e. f. g. 4.
Installing the Camera 1. Place the camera module in its slot in the computer. 2. Tighten the screw to secure the camera to the display assembly. 3. Connect the camera cable. 4. Install: a. display bezel b. display assembly c. battery 5. 50 Follow the procedures in After Working Inside Your Computer.
System Setup 3 System Setup enables you to manage your computer hardware and specify BIOS level options.
Table 1. Navigation keys Keys Navigation Up arrow Moves to the previous field. Down arrow Moves to the next field. Enter Allows you to select a value in the selected field (if applicable) or follow the link in the field. Spacebar Expands or collapses a drop‐down list, if applicable. Tab Moves to the next focus area. NOTE: For the standard graphics browser only. Esc Moves to the previous page till you view the main screen.
Option Description Date/Time Allows you to set the date and time. Table 3. System Configuration Option Description Integrated NIC Allows you to configure the integrated network controller. The options are: • • • Parallel Port Allows you to define and set how the parallel port on the docking station operates.
Option Description Default Setting: All drives are enabled. SMART Reporting This field controls if the hard drive errors for the 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. • USB Configuration Enable SMART Reporting Allows you to define the USB configuration.
Option Description You can select if you want to enable or disable media card. The options are: • • Enable Media Card (Default Setting) Disable Media Card Table 4. Video Option Description LCD Brightness Allows you to set the panel brightness when the ambient sensor is Off. Table 5. Security Option Description Admin Password Allows you to set, change, or delete the administrator (admin) password. NOTE: You must set the admin password before you set the system or hard drive password.
Option Description TPM Security Allows you to enable the Trusted Platform Module (TPM) during POST. The option is disabled by default. Computrace Allows you to activate or disable the optional Computrace software The options are: • • • Deactivate (Default Setting) Disable Activate NOTE: The Activate and Disable options will permanently activate or disable the feature and no further changes will be allowed CPU XD Support Allows you to enable the Execute Disable mode of the processor.
Option Description C States Control Allows you to enable or disable the additional processor sleep states. The option is enabled by default. Limit CPUID Allows you to limit the maximum value the processor standard CPUID function will support. The option is disabled by default. Intel TurboBoost Allows you to enable or disable the Intel TurboBoost mode of the processor. Default Setting: Enable Intel TurboBoost Hyper-Thread Control Allows you to enable or disable the HyperThreading in the processor.
Option Description • • • • Block Sleep Disabled - Does not allow the system to power on by special LAN signals when it receives a wake-up signal from the LAN or wireless LAN. (Default Setting) LAN Only - Allows the system to be powered on by special LAN signals. WLAN Only LAN or WLAN Allows you to block the computer from entering into the sleep state. Option is disabled by default. • Block Sleep (S3) Peak Shift Allows you to set the peak shift. The option is disabled by default.
Option Description • Numlock Enable Specifies if the NumLock function can be enabled when the computer boots. This option is enabled by default. • Fn Key Emulation Minimal Thorough (Default Setting) Auto Allows you to create an additional pre-boot delay. The options are: • • • MEBx Hotkey Enable Keyboard Error Detection Allows you to speed up the boot processes.
Table 11. Wireless Option Description Wireless Switch Allows you to determine which wireless device can be controlled by the wireless switch. The options are: • • • • WWAN WiGig WLAN Bluetooth All options are enabled by default. Wireless Device Enable Allows you to enable or disable the wireless devices. The options are: • • • WWAN Bluetooth WLAN/WiGig All options are enabled by default. Table 12. Maintenance Option Description Service Tag Displays the service tag of your computer.
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.
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. 7. Press Esc and a message prompts you to save the changes. 8. Press Y to save the changes. The computer reboots.
Diagnostics 4 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.
Device Status Lights Table 14. Device Status Lights Turns on when you turn on the computer and blinks when the computer is in a power management mode. Turns on when the computer reads or writes data. Turns on steadily or blinks to indicate battery charge status. Turns on when wireless networking is enabled. The device status LEDs are usually located either on the top or left side of the keyboard. They display the storage, battery and wireless devices connectivity and activity.
Constantly blinking amber light Fatal battery failure with AC adapter present. Light off Battery in full charge mode with AC adapter present. White light on Battery in charge mode with AC adapter present.
Technical Specifications 5 NOTE: Offerings may vary by region. The following specifications are only those required by law to ship with your computer. For more information about the configuration of your computer, go to Help and Support in your Windows operating system and select the option to view information about your computer. Table 16.
Feature Specification Internal high-definition audio External microphone-in, stereo headphones, external speakers connector Speakers two Internal speaker amplifier 1 W (RMS) per channel Volume controls hot keys Table 20. Video Feature Specification Type integrated on system board Controller: UMA Intel HD Graphics 4600 Discrete AMD FirePro W4170M Data bus PCI-E Gen3 x8 External display support • • one VGA one HDMI NOTE: Support two DP/DVI ports through Docking station. Table 21.
Features Specification Memory card reader Support upto SD 4.0 Micro Subscriber Identity Module (uSIM) card one Docking port one Table 24. Contactless Smart Card Feature Specification Supported Smart Cards/Technologies BTO with USH Table 25. Display Feature Specification FHD Anti-Glare HD Anti-Glare Height 224.30 mm (8.83 inches) 224.30 mm (8.83 inches) Width 360.00 mm (14.17 inches) 360.00 mm (14.17 inches) Diagonal 396.24 mm (15.60 inches) 396.24 mm (15.
Table 28. Battery Feature Specification Type 6 cell (65 Whr) lithium ion 9 cell (97 Whr) lithium ion Depth 48.08 mm (1.89 inches) 71.79 mm (2.83 inches) Height 20.00 mm (0.79 inches) 20.00 mm (0.79 inches) Width 208.00 mm (8.19 inches) 214.00 mm (8.43 inches) Weight 345.00 g (0.76 lb) 524.00 g (1.16 lb) Dimensions: Voltage 11.
Table 31. 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 –15.2 m to 3048 m (–50 to 10,000 ft) 0° to 35°C Non-Operating –15.24 m to 10,668 m (–50 ft to 35,000 ft) Airborne contaminant level 70 G1 as defined by ISA-71.
Contacting Dell 6 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. Select your support category. 3.
