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Dell Precision 3470 Service Manual
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Dell Precision 3470 Service Manual

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Precision 3470
Service Manual
Regulatory Model: P137G
Regulatory Type: P137G007/P137G008
April 2022
Rev. A00
Questo manuale d'istruzione è fornito da trovaprezzi.it. Scopri tutte le offerte per
CWTK2
o cerca il tuo prodotto tra le
migliori offerte di Notebook
Dell Precision 3470

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Summary of Contents for Dell Precision 3470

  • Page 1 Questo manuale d’istruzione è fornito da trovaprezzi.it. Scopri tutte le offerte per Dell Precision 3470 CWTK2 o cerca il tuo prodotto tra le migliori offerte di Notebook Precision 3470 Service Manual Regulatory Model: P137G Regulatory Type: P137G007/P137G008 April 2022 Rev. A00...
  • Page 2 A WARNING indicates a potential for property damage, personal injury, or death. © 2022 Dell Inc. or its subsidiaries. All rights reserved. Dell Technologies, Dell, and other trademarks are trademarks of Dell Inc. or its subsidiaries. Other trademarks may be trademarks of their respective owners.

  • Page 3: Table Of Contents

    After working inside your computer..........................9 BitLocker..................................9 Chapter 2: Removing and installing components................10 Recommended tools................................10 Screw list..................................... 10 Major components of Precision 3470..........................11 Micro Secure Digital (SD) Card............................13 Removing the microSD card............................13 Installing the microSD card............................14 Base cover................................... 14 Removing the base cover............................14...
  • Page 4 Heat sink....................................37 Removing the heat sink and fan assembly - UMA....................37 Installing the heat sink and fan assembly - UMA....................38 Speakers....................................39 Removing the speakers..............................39 Installing the speakers..............................40 System board..................................42 Removing the system board............................. 42 Installing the system board............................46 Power button with fingerprint reader..........................
  • Page 5 LCD Built-in Self Test (BIST)...........................117 System-diagnostic lights..............................117 Recovering the operating system..........................119 Real-Time Clock (RTC Reset)............................119 Auto RTC reset................................. 119 Backup media and recovery options........................... 120 WiFi power cycle................................120 Drain residual flea power (perform hard reset)......................120 Chapter 6: Getting help and contacting Dell................121 Contents...

  • Page 6: Chapter 1: Working Inside Your Computer

    You should only perform troubleshooting and repairs as authorized or directed by the Dell technical assistance team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. See the safety instructions that is shipped with the product or at www.dell.com/regulatory_compliance.

  • Page 7: Safety Precautions

    Ensure that your computer is shut down and the AC adapter is disconnected. a. Hold <B> key on the keyboard and press the power button for 3 seconds or until the Dell logo appears on the screen. b. Press any key to continue.

  • Page 8: Esd Field Service Kit

    Due to the increased density of semiconductors used in recent Dell products, the sensitivity to static damage is now higher than in previous Dell products. For this reason, some previously approved methods of handling parts are no longer applicable. Two recognized types of ESD damage are catastrophic and intermittent failures.

  • Page 9: Transporting Sensitive Components

    It is recommended that all field service technicians use the traditional wired ESD grounding wrist strap and protective anti-static mat at all times when servicing Dell products. In addition, it is critical that technicians keep sensitive parts separate from all insulator parts while performing service and that they use anti-static bags for transporting sensitive components.

  • Page 10: Chapter 2: Removing And Installing Components

    Removing and installing components NOTE: The images in this document may differ from your computer depending on the configuration you ordered. Recommended tools The procedures in this document may require the following tools: ● Phillips screwdriver #0 ● Plastic scribe Screw list NOTE: When removing screws from a component, it is recommended to note the screw type, the quantity of screws, and...

  • Page 11: Major Components Of Precision 3470

    M2x2 Display assembly M2.5x5 (display hinges to palm-rest assembly) Display hinge M2.5x3 (display hinges to display back cover) Display panel M2.5x3 Major components of Precision 3470 The following image shows the major components of Precision 3470. Removing and installing components...
  • Page 12 1. Base cover 2. Battery 3. Speakers 4. Memory module 5. Assembly inner frame 6. System board 7. Keyboard assembly 8. Palm-rest assembly Removing and installing components...

  • Page 13: Micro Secure Digital (Sd) Card

    16. WLAN card NOTE: Dell provides a list of components and their part numbers for the original system configuration purchased. These parts are available according to warranty coverages purchased by the customer. Contact your Dell sales representative for purchase options.

  • Page 14: Installing The Microsd Card

    Installing the microSD card Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The following images indicate the location of the microSD card and provides a visual representation of the installation procedure. Steps 1.
  • Page 15 Removing and installing components...

  • Page 16: Installing The Base Cover

    Steps 1. Loosen the eight captive screws that secure the base cover to the palm-rest and keyboard assembly. 2. Using the flat-end of plastic scribe, pry the base cover from the U-shaped indents at the top edge of the base cover and continue to work on the sides to release the base cover from the palm-rest and keyboard assembly.

  • Page 17: Wireless Card

    Steps 1. Align the screw holes on the base cover with the screw holes on the palm-rest assembly and keyboard assembly, and then snap the base cover into place. 2. Tighten the eight captive screws that secure the base cover to the palm-rest and keyboard assembly. Next steps 1.
  • Page 18 Removing and installing components...

  • Page 19: Installing The Wireless Card

    Steps NOTE: When removing the wireless card from the computer, if the adhesive pad which helps secure the wireless card in place is removed from the computer along with the WLAN card, adhere it back to the computer. Loosen the single (M2x3.5) screw that secures the wireless-card bracket to the wireless card and system board. 2.
  • Page 20 Steps 1. Connect the antenna cables to the wireless card. The following table provides the antenna-cable color scheme: Table 2. Antenna-cable color scheme Connectors on the Antenna-cable color Silkscreen marking wireless card △ (white triangle) Main White MAIN Auxiliary Black ▲...

  • Page 21: Solid-State Drives

    Solid-state drives Removing the 2230 solid-state drive Prerequisites 1. Follow the procedure in Before working inside your computer. NOTE: Solid-state drives are fragile. Exercise care when handling the solid-state drive. NOTE: To avoid data loss, do not remove the solid-state drive while the computer is in sleep or on state. 2.

  • Page 22: Installing The 2230 Solid-State Drive

    Steps 1. Remove the two (M2x3) screws that secures the thermal plate to the palm-rest assembly. 2. Remove the single (M2x3) screw securing the solid-state drive assembly in place. 3. Slide and remove the solid-state drive assembly from the computer. 4.

  • Page 23: Removing The 2280 Solid-State Drive

    Steps 1. Align the notch on the M.2 2230 solid-state drive with the tab on the solid-state drive slot. 2. Slide the M.2 2230 solid-state drive into the solid-state drive slot on the system board 3. Replace the single screw (M2x3) that secures the solid-state drive to the holder and system board. NOTE: If the computer is not shipped with a M.2 2230 solid-state drive, you must obtain a customer kit that includes holder and a screw to install the M.2 2230 solid-state drive.

  • Page 24: Installing The 2280 Solid-State Drive

    NOTE: To avoid data loss, do not remove the solid-state drive while the computer is in sleep or on state. 2. Remove the microSD card. 3. Remove the base cover. About this task NOTE: Depending on the configuration ordered, your computer may support a 2280 solid-state drive, or a 2230 solid-state drive in M.2 slot.

  • Page 25: Memory

    The following images indicate the location of the 2280 solid-state drive that is installed in M.2 slot and provides a visual representation of the installation procedure. Steps 1. Align the notch on the M.2 2280 solid-state drive with the tab on the M.2 solid-state drive slot. 2.

  • Page 26: Installing The Memory Module

    Steps 1. Using your fingertips, spread apart the securing clips on the memory-module slot until the memory module pops up. 2. Slide and remove the memory module from the memory-module slot. NOTE: Repeat step 1 to step 2 to remove any other memory modules installed in your computer. Installing the memory module Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.

  • Page 27: Battery

    Steps 1. Align the notch on the memory module with the tab on the memory-module slot. 2. . Slide the memory module firmly into the slot at an angle and press the memory module down until it clicks into place. NOTE: If you do not hear the click, remove the memory module and reinstall it.

  • Page 28: Removing The 4-Cell Battery

    ● If the battery gets stuck inside your computer as a result of swelling, do not try to release it as puncturing, bending, or crushing a lithium-ion battery can be dangerous. In such an instance, contact Dell technical support for assistance. See www.dell.com/contactdell.

  • Page 29: Battery Cable

    About this task The following images indicate the location of the 4-cell (64 Wh) battery and provide a visual representation of the installation procedure. Steps 1. Align the screw holes on the 4-cell battery with the screw holes on the palm-rest and keyboard assembly. 2.

  • Page 30: Installing The 4-Cell Battery Cable

    Steps 1. Flip the battery and unroute the battery cable from the routing guides on the battery. 2. Disconnect the battery cable from the connector on the battery. 3. Lift the battery cable away from the battery. Installing the 4-cell battery cable Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.

  • Page 31: Assembly Inner Frame

    Steps 1. Connect the battery cable to the connector on the battery. 2. Route the battery cable through the routing guides on the battery. Next steps 1. Install the battery. 2. Install the microSD card. 3. Install the base cover. 4.
  • Page 32 Steps 1. Unroute the antenna cables from the routing guides on the assembly inner frame. 2. Remove the two screws (M2x5) and seven screws (M2x3) that secure the assembly inner frame to the system board and the palm-rest assembly. 3. Lift the assembly inner frame off the system board and the palm-rest assembly. Removing and installing components...

  • Page 33: Installing The Assembly Inner Frame

    Installing the assembly inner frame Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The following image indicates the location of the assembly inner frame and provides a visual representation of the installation procedure.
  • Page 34 Steps 1. Align the screw holes on the assembly inner frame with the screw holes on the system board and the palm-rest assembly. NOTE: Ensure that the tab on the top-left corner of the assembly inner frame is installed underneath the tab on the palm-rest assembly.

  • Page 35: Led Board

    Next steps 1. Install the battery. 2. Install the wireless card. 3. Install the base cover. 4. Install the microSD card. 5. Follow the procedure in After working inside your computer. LED board Removing the LED board Prerequisites 1. Follow the procedure in Before working inside your computer.

  • Page 36: Installing The Led Board

    Installing the LED board Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The following images indicate the location of the LED board and provide a visual representation of the installation procedure. Steps 1.

  • Page 37: Heat Sink

    Heat sink Removing the heat sink and fan assembly - UMA Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the microSD card. 3. Remove the base cover. About this task The following images indicate the location of the heat sink and fan assembly and provide a visual representation of the removal procedure.

  • Page 38: Installing The Heat Sink And Fan Assembly - Uma

    Installing the heat sink and fan assembly - UMA Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. CAUTION: Incorrect alignment of the heat sink can damage the system board and processor. NOTE: If either the system board or the heat sink is replaced, use the thermal pad/paste provided in the kit to ensure that thermal conductivity is achieved.

  • Page 39: Speakers

    Steps 1. Align the screw holes on the heat sink and fan assembly with the screw holes on the system board. 2. In sequential order (as indicated on the heat sink), tighten the four screws (M2x3) that secure the heat sink and fan assembly to the system board.

  • Page 40: Installing The Speakers

    Steps 1. Disconnect the speaker cable from the connector on the system board. 2. Peel the tape that secures the speaker cable to the palm-rest and keyboard assembly. 3. Note the speaker cable routing, and unroute the speaker cable from the routing guides on the palm-rest and keyboard assembly.
  • Page 41 Steps 1. Using the alignment posts and rubber grommets, place the speakers on the slots of the palm-rest and keyboard assembly. NOTE: Replace the cushion rubbers if any one of the cushion rubber is separated from the speakers. 2. Route the speaker cable through the bottom-left corner of the system and ensure that the speaker cables are routed firmly into the routing guides on the palm-rest and keyboard assembly.

  • Page 42: System Board

    Next steps 1. Install the assembly inner frame. 2. Install the battery. 3. Install the base cover. 4. Install the microSD card. 5. Follow the procedure in After working inside your computer. System board Removing the system board Prerequisites 1. Follow the procedure in Before working inside your computer.
  • Page 43 1. Fingerprint reader connector 2. WWAN connector 3. Camera/IR cable connector 4. eDP/display cable connector 5. Touch and sensor cable connector 6. Fan connector 7. Memory modules 8. Battery cable connector 9. Touchpad cable connector 10. USH board connector 11. WLAN connector 12.
  • Page 44 Removing and installing components...
  • Page 45 Steps NOTE: For the models shipped with a fingerprint reader, disconnect the fingerprint reader cable from the connector on the system board before removing the system board from the palm-rest assembly and keyboard assembly. NOTE: When removing the system board to replace/access other parts, the system board can be removed and installed with the thermal assembly attached to simplify the procedure and preserve the thermal bond between the system board and heat-sink.

  • Page 46: Installing The System Board

    1. Remove the two (M2x3) screws that secure the eDP/display cable bracket to the system board. 2. Lift the eDP/display cable bracket away from the system. 3. Peel the tape that secures the display cable to the system board. 4. Using the pull tab, disconnect the display cable from the connector on the system board. 5.
  • Page 47 Removing and installing components...
  • Page 48 Steps NOTE: The system board can be removed and installed with the thermal module attached in order to simplify the procedure and preserve the thermal bond between the system board and heat-sink. In order to do so, technicians must also remove the two (M2x5) screws the secure the system fan to the system board.

  • Page 49: Power Button With Fingerprint Reader

    6. Connect the touchpad cable to the system board and close the latch to secure the cable to the system board. 7. Connect the USH board cable to the system board and close the latch to secure the cable to the system board. 8.
  • Page 50 Steps 1. Remove the two screws (M2x2.5) that secure the power-button board to the palm-rest assembly. NOTE: The removal of two screws applies to both models with and without the fingerprint reader. 2. Lift the power-button board off the palm-rest assembly. For models shipped with a fingerprint reader, make sure to disconnect the fingerprint reader FPC from the system board before removing the system board.

  • Page 51: Installing The Power Button

    Installing the power button About this task The following image indicates the location of the power-button board and provide a visual representation of the installation procedure. Steps 1. Align and place the power-button board on the palm-rest assembly. 2. Replace the two (M2x2.5) screws that secure the power-button board to the palm-rest assembly. NOTE: This step applies to both models with and without the fingerprint reader.

  • Page 52: Smart Card Reader

    Smart card reader Removing the smart card reader Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the microSD card. 3. Remove the base cover. 4. Remove the 2280 solid-state drive 2230 solid-state drive. 5. Remove the battery. 6.

  • Page 53: Installing The Smart Card Reader

    Steps 1. Open the latch and disconnect the smart card reader cable from the connector on the USH board. 2. Remove the three screws (M2x2.5) that secure the smart card reader to the palm-rest assembly. 3. Lift the smart card reader off the palm-rest assembly. Installing the smart card reader Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.

  • Page 54: Coin-Cell Battery

    Next steps 1. Install the assembly inner frame. 2. Install the battery. 3. Install the wireless card. 4. Install the 2280 solid-state drive 2230 solid-state drive. 5. Install the base cover. 6. Install the microSD card. 7. Follow the procedure in After working inside your computer.

  • Page 55: Installing The Coin-Cell Battery

    Installing the coin-cell battery Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The following image indicates the location of the coin-cell battery and provides a visual representation of the installation procedure.
  • Page 56 4. Remove the 2280 solid-state drive 2230 solid-state drive. 5. Remove the battery. 6. Remove the wireless card. 7. Remove the heat sink heat sink. 8. Remove the assembly inner frame. 9. Remove the system board. NOTE: The system board can be removed with the heat sink attached in order to simplify the procedure and preserve the thermal bond between the system board and heat sink.

  • Page 57: Installing The Keyboard Assembly

    3. Carefully lift the keyboard assembly from the palm-rest. 4. Remove the keyboard assembly off the palm-rest assembly. Installing the keyboard assembly Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task NOTE: The system board can be installed with the heat sink attached in order to simplify the procedure and preserve the thermal bond between the system board and heat sink.

  • Page 58: Keyboard Bracket

    3. Connect the keyboard cable and keyboard backlit cable to its connectors on the touchpad. NOTE: For models shipped with a USH module, connect the USH cable to the keyboard bracket. Next steps 1. Install the system board. 2. Install the heat sink.
  • Page 59 Steps 1. Remove the five (M2x2) screws that secure the keyboard to the keyboard bracket. 2. Remove the keyboard from the keyboard bracket. Removing and installing components...

  • Page 60: Installing The Keyboard Bracket

    Installing the keyboard bracket Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task NOTE: The system board can be installed with the heat sink attached in order to simplify the procedure and preserve the thermal bond between the system board and heat sink.

  • Page 61: Display Assembly

    Steps 1. Align and place the keyboard on the keyboard bracket. 2. Replace the five (M2x2) screws to secure the keyboard to the keyboard bracket. Next steps 1. Install the keyboard assembly. 2. Install the system board. 3. Install the heat sink.
  • Page 62 Removing and installing components...
  • Page 63 Steps 1. Remove the two (M2x3) screws that secure the eDP cable bracket to the system board. 2. Lift the eDP cable bracket away from the system. 3. Peel the tape that secures the display cable to the system board. 4.

  • Page 64: Installing The Display Assembly

    5. Disconnect the eDP cable from the connector on the system board and unroute it from the routing guide. 6. Disconnect the IR camera cable from its connector on the system board (for models shipped with an IR camera). 7. Disconnect the touchscreen cable from its connector on the system board (for models shipped with a touchscreen). 8.
  • Page 65 Removing and installing components...
  • Page 66 Steps 1. Place the display assembly on the system. Align the screw holes on the display hinges with screw holes on the palm-rest assembly. 2. Replace the four (M2.5x5) screws that secure the display hinges to the palm-rest assembly. 3. Close the display. 4.

  • Page 67: Display Bezel

    Next steps 1. Install the wireless card. 2. Install the base cover. 3. Install the microSD card. 4. Follow the procedure in After working inside your computer. Display bezel Removing the display bezel Prerequisites 1. Follow the procedure in Before working inside your computer.

  • Page 68: Installing The Display Bezel

    Steps NOTE: The display bezel is adhered to the display panel with adhesive. Insert a plastic scribe into the recesses near both hinge caps to start the prying process to release the display bezel. Pry along the outside edge of the display bezel and work your way around the entire display bezel until the display bezel is separated from the display cover.

  • Page 69: Display Panel

    Steps 1. Align and place the display bezel on the display assembly. 2. Gently snap the display bezel into place. Next steps 1. Install the display assembly. 2. Install the wireless card. 3. Install the base cover. 4. Install the microSD card.
  • Page 70 Removing and installing components...
  • Page 71 Removing and installing components...
  • Page 72 Removing and installing components...

  • Page 73: Installing The Display Panel

    Steps NOTE: The display panel is preassembled with the display brackets as a single service part. Do not pull the Stretch Release (SR) tapes and separate the brackets from the display panel. 1. Remove the two screws (M2.5x3) that secure the display panel to the display back cover. NOTE: While removing the display panel, disengage the display panel tabs from the display cover before flipping it over.
  • Page 74 Removing and installing components...
  • Page 75 Removing and installing components...

  • Page 76: Camera

    Steps 1. Connect the display cable to the connector on the display panel and close the latch. 2. Adhere the clear tape to cover the display cable connector. 3. Adhere the conductive tape to secure the display cable to the display panel. 4.
  • Page 77 3. Remove the base cover. 4. Remove the wireless card. 5. Remove the display assembly. 6. Remove the display bezel. 7. Remove the display panel. 8. Remove the display hinges. About this task The following images indicate the location of the camera module and provide a visual representation of the removal procedure. Steps 1.

  • Page 78: Installing The Camera

    4. Pry up the camera module ensuring that the two tiny pegs used to secure the camera module in place are not damaged throughout the prying process. Carefully lift the camera module from the display back cover. Installing the camera Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.

  • Page 79: Removing The Infrared Camera

    Steps 1. Align and place the camera module into the slot on the display back cover. 2. Connect the camera cable to the connector on the camera module. 3. Adhere the tape to secure the camera cable in place. Next steps 1.
  • Page 80 Steps 1. Peel the tape that secures the infrared camera cable. NOTE: An abrupt peeling may also remove the camera shutter from the display bezel and damage the camera shutter. 2. Lift the latch and disconnect the infrared camera cable from the connector on the camera module. 3.

  • Page 81: Installing The Infrared Camera

    Installing the infrared camera Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The following image indicates the location of the infrared camera and provides a visual representation of the installation procedure.

  • Page 82: Edp/Display Cable

    3. Adhere the tape to secure the infrared camera cable in place. Next steps 1. Install the display panel. 2. Install the display bezel. 3. Install the display assembly. 4. Install the wireless card. 5. Install the base cover. 6. Install the microSD card.

  • Page 83: Installing The Edp Cable

    Steps 1. Disconnect the eDP/display cable from the connector on the camera module. 2. Peel the conductive tape and unroute the eDP/display cable to release it from adhesive and lift the eDP/display cable from the display back cover. Installing the eDP cable Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.

  • Page 84: Sensor Board

    Steps 1. Connect the eDP/display cable to the connector on the camera. 2. Adhere the eDP/display cable to the display back cover. 3. Adhere the conductive tape and route the eDP/display cable to the display back cover. Next steps 1. Install the display panel.

  • Page 85: Installing The Sensor Board

    3. Remove the base cover. 4. Remove the wireless card. 5. Remove the display assembly. 6. Remove the display bezel. 7. Remove the display panel. About this task NOTE: This procedure applies only to computers shipped with a sensor board. The following image indicates the location of the sensor board and provide a visual representation of the removal procedure.

  • Page 86: Display Hinges

    Steps 1. Align and place the sensor board on the display back cover. 2. Connect the LED cable to the connector on the sensor board and close the latch. Next steps 1. Install the display panel. 2. Install the display bezel.

  • Page 87: Installing The Display Hinges

    Steps 1. Remove the two (M2.5x3) screws that secure the right hinge to the display back cover. 2. Lift and remove the right hinge from the display back cover. 3. Remove the two (M2.5x3) screws that secure the left hinge to the display back cover. 4.
  • Page 88 Steps 1. Align the screw hole on the left hinge with the screw hole on the display back cover. 2. Replace the two (M2.5x3) screws to secure the left hinge to the display back cover. 3. Align the screw hole on the right hinge with the screw hole on the display back cover. 4.

  • Page 89: Display Back Cover

    Display back cover Removing the display back cover Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the microSD card. 3. Remove the base cover. 4. Remove the wireless card. 5. Remove the display assembly. 6. Remove the display bezel.

  • Page 90: Dummy Sim-Card Slot Filler

    About this task The following image indicates the location of the display back cover and provides a visual representation of the installation procedure. Steps Place the display back cover on a flat surface. Next steps 1. Install the display hinge. 2.
  • Page 91 7. Remove the wireless card. 8. Remove the heat sink heat sink. 9. Remove the assembly inner frame. 10. Remove the system board. NOTE: The system board can be removed with the heat sink attached in order to simplify the procedure and preserve the thermal bond between the system board and heat sink.

  • Page 92: Installing The Dummy Sim-Card Slot Filler

    2. Lift the dummy SIM-card slot filler out of the palm-rest assembly. Installing the dummy SIM-card slot filler Prerequisites If you are replacing a component, remove the necessary component before the installation procedure. Removing and installing components...
  • Page 93 About this task The following images indicate the location of the dummy SIM-card slot filler and provides a visual representation of the dummy SIM-card slot filler installation procedure. Steps 1. Place the dummy SIM-card slot filler into its compartment on the palm rest. NOTE: Ensure that the dummy SIM-card slot filler is aligned with the ribs on the palm-rest assembly.
  • Page 94 2. Press the dummy SIM-card slot filler until it clicks into place and ensure it fits securely into the SIM card slot. Removing and installing components...

  • Page 95: Palm-Rest Assembly

    Next steps 1. Install the palm-rest assembly 2. Install the display assembly. 3. Install the keyboard assembly. 4. Install the smart card reader. 5. Install the board. 6. Install the power-button board. 7. Install the system board. 8. Install the heat sink.

  • Page 96: Installing The Palm-Rest Assembly

    8. Remove the heat sink heat sink. 9. Remove the assembly inner frame. 10. Remove the system board. NOTE: The system board can be removed with the heat sink attached in order to simplify the procedure and preserve the thermal bond between the system board and heat sink. 11.
  • Page 97 Steps Place the palm-rest assembly on a flat surface. NOTE: For models shipped with WLAN antennas only, the filler must be removed then re-installed when replacing the palm-rest assembly. Removing and installing components...
  • Page 98 Next steps 1. Install the dummy SIM-card slot filler. 2. Install the display assembly. 3. Install the keyboard assembly. 4. Install the smart card reader. 5. Install the board. 6. Install the power-button board. 7. Install the system board. 8. Install the heat sink.

  • Page 99: Chapter 3: Drivers And Downloads

    Drivers and downloads When troubleshooting, downloading or installing drivers it is recommended that you read the Dell Knowledge Based article, Drivers and Downloads FAQ 000123347. Drivers and downloads...

  • Page 100: Chapter 4: Bios Setup

    BIOS setup CAUTION: Unless you are an expert computer user, do not change the settings in the BIOS Setup program. Certain changes can make your computer work incorrectly. NOTE: Depending on the computer and its installed devices, the items listed in this section may or may not be displayed. NOTE: Before you change BIOS Setup program, it is recommended that you write down the BIOS Setup program screen information for future reference.

  • Page 101: System Setup Options

    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) ● M.2 Drive (if available) NOTE: XXX denotes the M.2 drive number. ● Optical Drive (if available) ●...
  • Page 102 Table 4. System setup options—System information menu (continued) Overview 64-Bit Technology Displays whether 64-bit technology is used. Memory Information Memory Installed Displays the total computer memory installed. Memory Available Displays the total computer memory available. Memory Speed Displays the memory speed. Memory Channel Mode Displays single or dual channel mode.
  • Page 103 By default, the Video/Power only on Type-C Ports option is disabled. Type-C Dock Override Enables to use connected Type-C Dell Dock to provide data stream with external USB ports disabled. When Type-C Dock override is enabled, the Video/Audio/Lan submenu is activated.
  • Page 104 Table 6. System setup options—Integrated Devices menu (continued) Integrated Devices By default, the Enable Unobtrusive Mode option is disabled. Table 7. System setup options—Storage menu Storage SMART Reporting Enable SMART Reporting Enable or disable Self-Monitoring, Analysis, and Reporting Technology (SMART) during computer startup. By default, the Enable SMART Reporting option is not enabled.
  • Page 105 Table 9. System setup options—Connection menu (continued) Connection By default, the Bus Mode PCIe option is enabled. WLAN Enable or disable the internal WLAN device By default, the option enabled. Bluetooth Enable or disable the internal Bluetooth device By default, the option enabled. Contactless smartcard/NFC Enable or disable the internal Contactless smartcard/NFC device By default, the option enabled.
  • Page 106 By default, the Optimized option is enabled. USB Wake Support Wake on Dell USB-C Dock When enabled, connecting a Dell USB-C Dock will wake the computer from standby. By default, the Wake on Dell USB-C Dock option is enabled. Block Sleep Enables to block entering sleep (S3) mode in the operating system.
  • Page 107 Table 11. System setup options—Security menu (continued) Security Data Wipe on Next Boot Start Data Wipe Enable or disable the data wipe on next boot. By default, the option is enabled. Absolute Enable or disable or permanently disable the BIOS module interface of the optional Absolute Persistence Module service from Absolute software.
  • Page 108 Table 12. System setup options—Passwords menu (continued) Passwords Enable Allow Non-Admin PSID Revert Controls access to the Physical Security ID (PSID) revert of NVMe hard-drives from the Dell Security Manager prompt. By default, the option is disabled. Table 13. System setup options—Update, Recovery menu Update, Recovery UEFI Capsule Firmware Updates Enable or disable BIOS updates through UEFI capsule update packages.
  • Page 109 Table 14. System setup options—System Management menu (continued) System Management MEBx Hotkey Allows the user to use Ctrl+P hotkey to access MEBx USB Provision When enabled, Intel AMT can be provisioned using the local provisioning file through a USB storage device Table 15.

  • Page 110: Updating The Bios

    Table 17. System setup options—Performance menu (continued) Performance Intel SpeedStep Enable Intel SpeedStep Technology Enables the computer to dynamically adjust processor voltage and core frequency, decreasing average power consumption and heat production. By default, the option is enabled. C-States Control Enable C-State Control Enable or disable additional processor sleep states.

  • Page 111: Updating The Bios In Linux And Ubuntu

    Updating the BIOS in Windows to download the latest BIOS setup program file. 2. Create a bootable USB drive. For more information, search in the Knowledge Base Resource at www.dell.com/support. 3. Copy the BIOS setup program file to the bootable USB drive.

  • Page 112: System And Setup Password

    One-Time boot menu on the computer. Most of the Dell computers built after 2012 have this capability, and you can confirm by booting your computer to the F12 One-Time Boot Menu to see if BIOS FLASH UPDATE is listed as a boot option for your computer. If the option is listed, then the BIOS supports this BIOS update option.

  • Page 113: Assigning A System Setup Password

    Assigning a system setup password Prerequisites You can assign a new System or Admin Password only when the status is in Not Set. About this task To enter the system setup, press F12 immediately after a power-on or reboot. Steps 1.

  • Page 114: Clearing Bios (System Setup) And System Passwords

    Clearing BIOS (System Setup) and System passwords About this task To clear the system or BIOS passwords, contact Dell technical support as described at www.dell.com/contactdell. NOTE: For information on how to reset Windows or application passwords, refer to the documentation accompanying Windows or your application.

  • Page 115: Chapter 5: Troubleshooting

    ● Using a non-Dell or incompatible battery may increase the risk of fire or explosion. Replace the battery only with a compatible battery purchased from Dell that is designed to work with your Dell computer. Do not use a battery from other computers with your computer.

  • Page 116: Running The Supportassist Pre-Boot System Performance Check

    Running the SupportAssist Pre-Boot System Performance Check Steps 1. Turn on your computer. 2. As the computer boots, press the F12 key as the Dell logo appears. 3. On the boot menu screen, select the Diagnostics option. 4. Click the arrow at the bottom left corner.

  • Page 117: Lcd Power Rail Test (L-Bist)

    LCD Built-in Self Test (BIST) Dell laptops have a built-in diagnostic tool that helps you determine if the screen abnormality you are experiencing is an inherent problem with the LCD (screen) of the Dell laptop or with the video card (GPU) and PC settings.
  • Page 118 (AC, battery, coin cell) and errors drain flea power by pressing and holding down power button for 3~5 seconds. CPU failure ● Run the Dell Support Assist/Dell Diagnostics tool. ● If problem persists, replace the system board. System board failure (included ●...

  • Page 119: Recovering The Operating System

    It enables you to diagnose hardware issues, repair your computer, back up your files, or restore your computer to its factory state. You can also download it from the Dell Support website to troubleshoot and fix your computer when it fails to boot into their primary operating system due to software or hardware failures.

  • Page 120: Backup Media And Recovery Options

    Backup media and recovery options It is recommended to create a recovery drive to troubleshoot and fix problems that may occur with Windows. Dell proposes multiple options for recovering Windows operating system on your Dell PC. For more information. see...

  • Page 121: Chapter 6: Getting Help And Contacting Dell

    Getting help and contacting Dell Self-help resources You can get information and help on Dell products and services using these self-help resources: Table 22. Self-help resources Self-help resources Resource location Information about Dell products and services www.dell.com My Dell app...

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