Dell Latitude 3540 Owner's Manual Regulatory Model: P28F Regulatory Type: P28F004
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 © 2014 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....................................................................................................... 5 Before Working Inside Your Computer.....................................................................................................................5 Turning Off Your Computer....................................................................................................................................... 6 After Working Inside Your Computer....................
Removing the Display Assembly (Touch)............................................................................................................... 28 Installing the Display Assembly (Touch).................................................................................................................29 Removing the Display Assembly.............................................................................................................................30 Installing the Display Assembly.................
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.
. 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. 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.
After Working Inside Your Computer After you complete any replacement procedure, ensure you connect any external devices, cards, and cables before turning on your 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.
Removing and Installing Components 2 This section provides detailed information on how to remove or install the components from your computer. System Overview 1. 3. 5. memory module(s) hard drive battery bay 2. 4.
1. 3. 5. 7. system board speakers heatsink WLAN card 2. 4. 6. 8. I/O board system fan power connector display 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 Removing the SD Card 1. Follow the procedures in Before Working Inside Your Computer. 2. Press in on the SD memory card to release it from the computer.
Installing the SD Card 1. Push the memory card into the compartment until it clicks into 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 outwards to unlock the battery and lift the battery to remove it from the computer. Installing the Battery 1. Slide the battery into its slot until it clicks into place. 2.
3. Loosen the captive screws that secure the access panel and remove it from the computer. Installing the Access Panel 1. Slide the access panel into its slot. 2. Tighten the screws to secure the access panel to the computer. 3. Install the battery. 4. Follow the procedures in After Working Inside Your Computer. Removing the Memory Module 1. Follow the procedures in Before Working Inside Your Computer. 2. Remove: a) battery b) SD card c) access panel 3.
Installing the Memory Module 1. Insert the memory module into the memory socket and press until it clicks into place. 2. Install: a) access panel b) SD card c) battery 3. 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: a) battery b) SD card c) access panel 3. Remove the screws that secure the hard drive to the computer.
4. Slide the hard drive to release it from its connector. Lift the tab to remove the hard drive from the computer. 5. Remove the screws that secure the hard-drive bracket. Lift the latch to remove the hard-drive bracket from the hard drive. Installing the Hard Drive 1. Place the hard drive in the hard-drive bracket and secure the latch. 2. Tighten the screws to secure the hard-drive bracket to the hard drive. 3. Slide the hard drive in its slot in the computer. 4.
Removing the Optical Drive 1. Follow the procedures in Before Working Inside Your Computer. 2. Remove the battery. 3. Remove the screw that secures the optical drive and slide the optical drive out of the drive bay. 4. Remove the screws that secure the optical-drive bracket to the optical drive. Remove the optical-drive bracket from the optical drive. Installing the Optical Drive 1. Place the optical-drive bracket on to the optical drive. 2.
Removing the Keyboard 1. Follow the procedures in Before Working Inside Your Computer. 2. Remove the battery. 3. Release the keyboard by pressing the tabs on the palmrest. 4. Slide the keyboard towards the display assembly and flip the keyboard over the palmrest.
5. Disconnect the keyboard cable from the connector on the system board and lift the keyboard off the palmrest. Installing the Keyboard 1. Connect the keyboard cable to the connector on the system board. 2. Slide the keyboard in its place on the computer and snap it into place. 3. Install the battery. 4. Follow the procedures in After Working Inside Your Computer. Removing the WLAN Card 1. Follow the procedures in Before Working Inside Your Computer. 2. Remove: a) battery b) keyboard 3.
4. Install: a) keyboard b) battery 5. Follow the procedures in After Working Inside Your Computer. Removing the Palmrest 1. Follow the procedures in Before Working Inside Your Computer. 2. Remove: a) b) c) d) e) f) 3. 18 battery SD card access panel hard drive optical-drive keyboard Remove the screws that secure the palmrest to the computer.
4. Flip the computer and disconnect the touchpad cable and power-button cable from the system board. 5. Remove the screws that secure the palmrest to the system board. Lift and release the tabs on palmrest from the slots on the computer.
6. Lift the palmrest at 45–degree angle and remove it from the computer. Installing the Palmrest 1. Align and press the palmrest on the computer until it snaps into place at all sides. 2. Connect the touchpad cable and the power-button cables to the system board. 3. Tighten the screws to secure the palmrest to the system board. 4. Flip the computer and tighten the screws to secure the palmrest to the computer. 5. Install: a) b) c) d) e) f) 6.
3. Disconnect the I/O cable from the system board. Remove the screw that secures the I/O board to the computer and lift the I/O board from the computer. Installing the Input/Output (I/O) Board 1. Place the I/O board in its slot. 2. Tighten the screw to secure the I/O board to the computer. 3. Connect the I/O cable to the system board. 4. Install: a) b) c) d) 5. palmrest keyboard access panel battery Follow the procedures in After Working Inside Your Computer. Removing the System Board 1.
3. Disconnect the following cables: a) b) c) d) e) 4. display cable power-connector port cable speaker cable I/O board cable Touch cable (for touch computer only) Remove the screw that secures the system board to the computer. Lift the system board from the computer. Installing the System Board 1. Align the system board in its place on the computer. 2. Tighten the screw to secure the system board to the computer.
3. Connect the following cables to their connectors on the system board: a) b) c) d) e) 4. Install: a) b) c) d) e) f) g) h) i) 5. touch cable (for touch computer only) I/O board cable speaker cable power-connector cable display cable WLAN card palmrest keyboard optical drive hard drive memory module access panel battery SD card Follow the procedures in After Working Inside Your Computer. Removing the Coin-Cell Battery 1. Follow the procedures in Before Working Inside Your Computer. 2.
Installing the Coin-Cell Battery 1. Place the coin-cell battery in its slot. 2. Install: a) b) c) d) e) f) g) h) i) 3. system board WLAN card palmrest keyboard optical drive hard drive memory module access panel battery Follow the procedures in After Working Inside Your Computer. Removing the Heatsink 1. Follow the procedures in Before Working Inside Your Computer. 2.
Installing the Heatsink 1. Align the heatsink in its place on the system board. 2. Tighten the screws to secure the heatsink to the system board. 3. Install: a) b) c) d) e) f) g) h) i) j) 4. system board palmrest keyboard optical drive hard drive memory module WLAN card access panel SD card battery Follow the procedures in After Working Inside Your Computer. Removing the System Fan 1. Follow the procedures in Before Working Inside Your Computer. 2.
3. Perform the steps as shown in the illustration: a) Disconnect the system-fan cable from the system board. b) Remove the screw that secures the system fan to the system board. c) Lift the system fan from the system board. Installing the System Fan 1. Align the system fan in its place on the system board. 2. Tighten the screw to secure the system fan to the system board. 3. Connect the system-fan cable to the system board. 4. Install: a) b) c) d) e) f) g) h) i) 5.
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) battery SD card access panel memory module hard drive optical drive keyboard palmrest WLAN card system board 3. Peel the tape that secures the LED silicon tubes to the computer. Lift and remove the LED silicon tubes from the computer. 4. Unroute the speaker cables from their routing channel.
5. Lift the speaker assembly from the computer. Installing the Speakers 1. Place the speakers in their slot and route the cables through the channels. 2. Place the LED silicon tubes on the computer. 3. Affix the tape that secures the LED silicon tubes to the computer. 4. Install: a) b) c) d) e) f) g) h) i) j) 5. system board WLAN card palmrest keyboard optical drive hard drive memory module access panel SD card battery Follow the procedures in After Working Inside Your Computer.
3. Disconnect the touch cable and display cable. Disconnect the antennae cables from the WLAN card 4. Remove the screws that secure the display assembly to the computer. Lift the display assembly from the computer. Installing the Display Assembly (Touch) WARNING: For the Touch system, the display assembly is a single component and should not be further dismantled. 1. Place the display assembly on the computer and tighten the screws to secure it to the computer. 2.
3. Connect the antennae cables to the WLAN card. 4. Flip the computer and tighten the screws to secure the display assembly to the computer. 5. Install: a) b) c) d) e) f) g) 6. palmrest keyboard optical drive hard drive memory module access panel battery Follow the procedures in After Working Inside Your Computer. Removing the Display Assembly 1. Follow the procedures in Before Working Inside Your Computer. 2. Remove: a) b) c) d) e) f) g) 3.
4. Remove the screws that secure the display assembly to the computer and lift the display assembly off the computer. Installing the Display Assembly 1. Place the display assembly on the computer. 2. Tighten the screws to secure the display assembly to the computer. 3. Connect the antennae cables to the WLAN card. 4. Connect the display and power-connector cables to the system board. 5. Affix the tape that secures the display and camera cable to the computer. 6.
Removing the Power Connector 1. Follow the procedures in Before Working Inside Your Computer. 2. Remove: a) b) c) d) e) f) g) h) 3. battery access panel hard drive optical drive keyboard palmrest WLAN card display assembly Perform the following steps as shown in the illustration: a) Disconnect the power-connector cable and release the power-connector cable from the routing channel. b) Remove the power connector from the computer. Installing the Power Connector 1.
5. Follow the procedures in After Working Inside Your Computer. Removing the Display Bezel 1. Follow the procedures in Before Working Inside Your Computer. 2. Remove: a) b) c) d) e) f) g) h) i) j) k) 3. battery SD card access panel memory module WLAN card hard drive optical drive keyboard palmrest system board display assembly Press the hinge covers on the side. Lift and remove the hinge covers from the computer.
4. Pry the edges of the display bezel. Remove the display bezel from the computer. Installing the Display Bezel 1. Align the display bezel in place and snap it in place. 2. Align the hinge covers on display assembly and snap the hinge covers on its place. 3. Install: a) b) c) d) e) f) g) h) i) j) k) 4. 34 display assembly system board palmrest keyboard optical drive hard drive memory module WLAN card access panel SD card battery Follow the procedures in After Working Inside Your Computer.
Removing the Display Hinges 1. Follow the procedures in Before Working Inside Your Computer. 2. Remove: a) b) c) d) e) f) g) h) i) j) k) l) 3. battery SD card access panel memory module WLAN card hard drive optical drive keyboard palmrest system board display assembly display bezel Remove the screws that secure the display hinges to the display assembly. Lift the display hinges off the display panel. Installing the Display Hinges 1. Place the display hinges on its place. 2.
3. Install: a) b) c) d) e) f) g) h) i) j) k) l) 4. display bezel display assembly system board palmrest keyboard optical drive hard drive memory module WLAN card access panel SD card battery Follow the procedures in After Working Inside Your Computer. Removing the Display Panel 1. Follow the procedures in Before Working Inside Your Computer. 2.
3. Remove the screws that secure the display panel to the display assembly. Lift the display panel and flip to access the display cable. 4. Peel the tape that secures display cable and disconnect the cable from the connector. Remove the display panel from the display assembly. Installing the Display Panel 1. Connect the display cable to the display panel. 2. Affix the tape to secure the display cable. 3. Place the display panel on the display assembly. 4.
5. Install: a) b) c) d) e) f) g) h) i) j) k) l) m) 6. display hinges display bezel display assembly system board palmrest keyboard optical drive hard drive memory module WLAN card access panel SD card battery Follow the procedures in After Working Inside Your Computer. Removing the Camera Module 1. Follow the procedures in Before Working Inside Your Computer. 2. Remove: a) b) c) d) e) f) g) h) 3.
Installing the Camera Module 1. Connect the camera cable to the connector on the camera module. 2. Align the camera module in its position on the display assembly. 3. Tighten the screw to secure the camera module to the display assembly. 4. Affix the tape to the camera module. 5. Install: a) b) c) d) e) f) g) h) 6. display bezel display assembly palmrest keyboard optical drive hard drive memory module battery Follow the instructions in After Working Inside Your Computer.
System Setup 3 System Setup enables you to manage your computer hardware and specify BIOS‐level options.
Keys Navigation 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. Moves to the next focus area. NOTE: For the standard graphics browser only. Moves to the previous page till you view the main screen. Pressing 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.
Option Description L3 Cache Displays the processor L3 cache size. Fixed HDD Displays the model number and capacity of the hard drive. SATA ODD Displays the model number and capacity of the optical drive. AC Adapter Type Displays the type of the AC adapter. Total Memory Displays the memory installed on the computer System Memory Speed Displays the memory speed. The Advanced tab allows you to set various functions that affect the performance of the computer.
Option Description USB debug Enables or disables USB debug. The default option is Disabled The Security tab displays the security status and allows you to manage the security features of the computer. Table 4. Security Options Option Description Admin Password Status Displays the status of the administrator password. The default option is Not Set System Password Status Displays the status of the system password.
Option Description Discard Changes Allows you to discard changes. 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. Go to dell.com/support. 3. Enter the Service Tag or Express Service Code and click Submit.
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. NOTE: If the password jumper is disabled, the existing System Password and Setup Password is deleted and you need not provide the system password to log on to the computer.
6. Press to save the changes and exit from the System Setup. The computer reboots.
Troubleshooting 4 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.
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 — An unauthenticated or unsupported non-Dell AC adapter is attached to your laptop. Alternately blinking amber light with steady white light — Temporary battery failure with AC adapter present. Constantly blinking amber light — Fatal battery failure with AC adapter present.
LED blinks two times followed by a pause, blinks two times, pause, etc. This pattern continues until the system is powered off.
5 Specifications 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 7. System Information Feature Description DRAM bus width 64 bits and 128 bits Flash EPROM 8 MB Table 8.
Feature Description Speakers 2x2W Volume controls program menu and keyboard media-control keys Table 11. Video Feature Description Video type Integrated on system board / discrete Video controller: UMA Intel HD Graphics 4400 (shared memory) Discrete Latitude 3440 NVIDIA GeForce GT740M (2GB DDR3) Latitude 3540 AMD Radeon HD 8850M (2GB DDR5) Data bus: Latitude 3440 64 bits Latitude 3540 128 bits Table 12. Camera Feature Description Camera resolution 0.
Feature Latitude 3540 Description • one USB 2.0 port • • two USB 3.0 ports (rear one with window debug) two USB 2.0 port NOTE: The powered USB 3.0 connector also supports Microsoft Kernel Debugging. The ports are identified in the documentation shipped with your computer. Media card reader one 4-in-1 slot Table 15. Display Feature Latitude 3440 Latitude 3540 Type 14.0 inches HD WLED 15.6 inches HD WLED Height 205.60 mm (8.09 inches) 344.23 mm (13.55 inches) Width 320.90 mm (12.
Table 17. Touchpad Feature Description Active area: 240 dpi X-axis 56.00 mm (2.20 inches) Y-axis 100.00 mm (3.94 inches) Table 18. Battery Feature Description Type • • 4-cell “smart” lithium ion (40 WHr) 6-cell “smart” lithium ion (65 WHr) Height • • 4–cell — 20.00 mm (0.79 inch) 6–cell — 35.40 mm (1.39 inches) Width 46.30 mm (1.82 inches) Depth 272.40 mm (10.72 inches) Weight • • Dimensions: 4–cell — 260 g 6–cell — 360 g Life span 300 discharge/charge cycle Voltage • • 14.
Feature Description Temperature range: Operating 0 °C to 40 °C (32 °F to 104 °F) Non-Operating –40 °C to 70 °C (–40 °F to 158 °F) Table 20. Physical Physical Latitude 3440 Non-Touch Latitude 3540 Touch Non-Touch Touch Height: with 4-cell battery 25.00 mm (0.98 inch) 27.90 mm (1.10 inches) 25.30 mm (1.00 inch) 27.85 mm (1.10 inches) with 6-cell battery 29.60 mm (1.17 inches) 32.90 mm (1.30 inches) 31.30 mm (1.23 inches) 33.85 mm (1.33 inches) Width 346.00 mm (13.62 inches) 376.
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. Visit dell.com/support 2. Select your support category. 3.
