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Dell Vostro 5402 Vostro 5402 Service Manual
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Dell Vostro 5402 Vostro 5402 Service Manual

Dell Vostro 5402 Vostro 5402 Service Manual

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Vostro 5402
Service Manual
Regulatory Model: P130G
Regulatory Type: P130G002
August 2021
Rev. A03

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Summary of Contents for Dell Vostro 5402 Vostro 5402

  • Page 1 Vostro 5402 Service Manual Regulatory Model: P130G Regulatory Type: P130G002 August 2021 Rev. A03...
  • Page 2 A WARNING indicates a potential for property damage, personal injury, or death. © 2020-2021 Dell Inc. or its subsidiaries. All rights reserved. Dell, EMC, 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

    Contents Chapter 1: Working on your computer....................7 Safety instructions................................7 Before working inside your computer........................7 Safety precautions................................ 8 Electrostatic discharge—ESD protection....................... 8 ESD field service kit ..............................9 After working inside your computer........................10 Chapter 2: Major components of your system................11 Chapter 3: Disassembly and reassembly ..................
  • Page 4 Speakers....................................41 Removing the speakers (in 3-cell battery configuration)...................41 Installing the speakers (in 3-cell battery configuration)..................42 Removing the speakers (in 4-cell battery configuration).................. 43 Installing the speakers (in 4-cell battery configuration)..................44 System fan..................................46 Removing the system fan - UMA..........................46 Installing the system fan - UMA..........................47 Removing the system fan - discrete........................48 Installing the system fan - discrete.........................49...
  • Page 5 System logs................................. 109 Updating the BIOS in Windows ............................110 Updating BIOS on systems with BitLocker enabled...................110 Updating the Dell BIOS in Linux and Ubuntu environments................111 Flashing the BIOS from the F12 One-Time boot menu..................111 System and setup password............................116 Assigning a system setup password........................117 Deleting or changing an existing system setup password................
  • Page 6 Updating the BIOS using the USB drive in Windows....................124 Backup media and recovery options........................... 125 WiFi power cycle................................125 Drain residual flea power (perform hard reset)......................125 Releasing Ethernet (RJ-45) cable..........................126 Chapter 7: Getting help and contacting Dell................127 Contents...

  • Page 7: Chapter 1: Working On Your Computer

    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.

  • Page 8: Safety Precautions

    ESD protection is an increasing concern. 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.

  • Page 9: Esd Field Service Kit

    Always place parts in your hand, on the ESD mat, in the system, or inside an anti-static bag. ● Transporting Sensitive Components – When transporting ESD sensitive components such as replacement parts or parts to be returned to Dell, it is critical to place these parts in anti-static bags for safe transport. Working on your computer...

  • Page 10: After Working Inside Your Computer

    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 11: Chapter 2: Major Components Of Your System

    Major components of your system 1. Base cover 2. Battery 3. DC-in port 4. Heat sink 5. Memory module 6. Solid-state drive shield 7. M.2 2230 SSD 8. Speaker 9. System board 10. Touchpad 11. Palm-rest and keyboard assembly 12. Display assembly 13.
  • Page 12 18. M.2 2280 SSD 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 13: Chapter 3: Disassembly And Reassembly

    Disassembly and reassembly NOTE: The images in this document may differ from your computer depending on the configuration you ordered. Topics: • Recommended tools • Screw list • Base cover • Battery • WLAN card • Memory modules • Solid-state drive •...
  • Page 14 Table 1. Screw list Component Screw type Quantity Screw image Base cover M2x8.8 - captive M2x4 Battery M2x3 4 or 5 depending on the battery configuration of the NOTE: The 3-cell 40 Whr system battery has 4 screws and 4- cell 53 Whr battery has 5 screws.

  • Page 15: Base Cover

    Table 1. Screw list (continued) Component Screw type Quantity Screw image System board M2x3 Base cover Removing the base cover Prerequisites Follow the procedure in before working inside your computer. About this task The figure indicates the location of the base cover and provides a visual representation of the removal procedure. Disassembly and reassembly...

  • Page 16: Installing The Base Cover

    Steps 1. Remove the five screws (M2x4) that secure the base cover to the palm-rest and keyboard assembly. 2. Loosen the two captive screws (M2x8.8) that secure the base cover to the palm-rest and keyboard assembly. 3. Pry open the base cover starting from the recess at the hinge area and work your way around and follow the "guidance line" indicated in the image to remove the base cover.
  • Page 17 Disassembly and reassembly...

  • Page 18: Battery

    Steps 1. Place the base cover on the palm-rest and keyboard assembly, and snap the base cover into place. 2. Tighten the two captive screws (M2x8.8) that secure the base cover to the palm-rest and keyboard assembly. 3. Replace the five screws (M2x4) that secure the base cover to the palm-rest and keyboard assembly. Next steps Follow the procedure in after working inside your...

  • Page 19: Removing The 3-Cell Battery - Uma/Discrete

    ● 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 20: Installing The 3-Cell Battery - Uma/Discrete

    2. Remove the four screws (M2x3) that secure the battery to the palm-rest and keyboard assembly. 3. Lift the battery off the palm-rest and keyboard assembly. Installing the 3-cell battery - UMA/discrete Prerequisites NOTE: The battery type in your computer varies depending on the configuration ordered. If you are replacing a component, remove the existing component before performing the installation procedure.

  • Page 21: Removing The 4-Cell Battery - Uma/Discrete

    Removing the 4-cell battery - UMA/discrete Prerequisites NOTE: The battery type in your computer varies depending on the configuration ordered. 1. Follow the procedure in before working inside your computer. 2. Remove the base cover. About this task The figure indicates the location of the battery in a discrete configuration and provides a visual representation of the removal procedure.

  • Page 22: Wlan Card

    About this task The figure indicates the location of the battery in a discrete configuration and provides a visual representation of the installation procedure. Steps 1. Place the battery on the palm-rest and keyboard assembly and align the screw holes on the battery with the screw holes on the palm-rest and keyboard assembly.

  • Page 23: Installing The Wlan Card - Uma

    Steps 1. Remove the single screw (M2x3) that secures the WLAN card bracket to the WLAN card. 2. Remove the WLAN card bracket from the WLAN card. 3. Disconnect the antenna cables from the WLAN card. 4. Slide and remove the WLAN card from the WLAN card slot. Installing the WLAN card - UMA Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.

  • Page 24: Removing The Wlan Card - Discrete

    Steps 1. Align the notch on the WLAN card with the tab on the WLAN card slot and insert the WLAN card at an angle into the WLAN card slot. 2. Connect the antenna cables to the WLAN card. 3. Align and place the WLAN card bracket on the WLAN card. 4.

  • Page 25: Installing The Wlan Card - Discrete

    Steps 1. Remove the single screw (M2x3) that secures the WLAN card bracket to the WLAN card. 2. Remove the WLAN card bracket from the WLAN card. 3. Disconnect the antenna cables from the WLAN card. 4. Slide and remove the WLAN card from the WLAN card slot. Installing the WLAN card - discrete Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.

  • Page 26: Memory Modules

    Steps 1. Align the notch on the WLAN card with the tab on the WLAN card slot and insert the WLAN card at an angle into the WLAN card slot. 2. Connect the antenna cables to the WLAN card. 3. Align and place the WLAN card bracket on the WLAN card. 4.

  • Page 27: Installing The Memory Modules - Uma

    About this task The figure indicates the location of the memory module and provides a visual representation of the removal procedure. Steps 1. Lift the mylar covering the memory module. 2. Using your finger tips gently pry the retention clips away from the memory module until the memory module pops up. 3.

  • Page 28: Removing The Memory Modules - Discrete

    Steps 1. Lift the mylar, and 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. 3. 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 29: Installing The Memory Modules - Discrete

    About this task The figure indicates the location of the memory module and provides a visual representation of the removal procedure. Steps 1. Lift the mylar covering the memory module. 2. Using your finger tips gently pry the retention clips away from the memory module until the memory module pops up. 3.
  • Page 30 Steps 1. Lift the mylar, and 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. 3. 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 31: Solid-State Drive

    Solid-state drive Removing the M.2 2280 solid-state drive - UMA Prerequisites 1. Follow the procedure in before working inside your computer. 2. Remove the base cover. 3. Remove the battery (3-cell or 4-cell). About this task NOTE: If you have ordered a 3-cell (40 Wh) battery configuration, your computer can only support one SSD in M.2 slot one.

  • Page 32: Removing The M.2 2230 Solid-State Drive - Uma

    NOTE: If you have ordered a 4-cell (53 Wh) battery configuration, your computer may support a 2230 solid-state drive or a 2280 solid-state drive or an Intel Optane storage in M.2 slot two. NOTE: If there is only one solid-state drive in the configuration you ordered, you can install another solid-state drive in the other M.2 slot.

  • Page 33: Installing The M.2 2230 Solid-State Drive - Uma

    Steps 1. Remove the single screw (M2x3) that secures the solid-state drive to the palm-rest and keyboard assembly. 2. Slide and remove the solid-state drive module from the solid-state drive slot on the system board. Installing the M.2 2230 solid-state drive - UMA Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.

  • Page 34: Removing The M.2 2280 Solid-State Drive - Ssd-1 - Discrete

    Steps 1. Align the solid-state drive bracket to accommodate the M.2 2230 solid-state drive. 2. Replace the single (M2x3) screw to secure the solid-state drive module to the palm-rest and keyboard assembly. Next steps 1. Connect the battery (3-cell or 4-cell) based on the configuration. 2.

  • Page 35: Installing The M.2 2280 Solid-State Drive - Ssd-1 - Discrete

    Steps 1. Remove the single screw (M2x3) that secures the solid-state drive to the palm-rest and keyboard assembly. 2. Slide and remove the solid-state drive module from the solid-state drive slot on the system board. Installing the M.2 2280 solid-state drive - SSD-1 - discrete Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.

  • Page 36: Removing The M.2 2230 Solid-State Drive - Ssd-1 - Discrete

    Steps 1. Align the solid-state drive bracket to accommodate the M.2 2280 solid-state drive. 2. Replace the single (M2x3) screw to secure the solid-state drive module to the palm-rest and keyboard assembly. Next steps 1. Install the battery (3-cell or 4-cell) based on the configuration. 2.

  • Page 37: Installing The M.2 2230 Solid-State Drive - Ssd-1 - Discrete

    Steps 1. Remove the single screw (M2x3) that secures the solid-state drive to the palm-rest and keyboard assembly. 2. Slide and remove the solid-state drive module from the solid-state drive slot on the system board. Installing the M.2 2230 solid-state drive - SSD-1 - discrete Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.

  • Page 38: Replacing The Ssd-1 Support Bracket

    Steps 1. Align the solid-state drive bracket to accommodate the M.2 2230 solid-state drive. 2. Replace the single (M2x3) screw to secure the solid-state drive module to the palm-rest and keyboard assembly. Next steps 1. Install the battery (3-cell or 4-cell) based on the configuration. 2.

  • Page 39: Removing The M.2 2280 Solid-State Drive - Ssd-2 - Discrete

    Steps 1. Slide and remove the SSD support bracket from the support bracket slot. 2. Depending on the type of solid-state drive (M.2 2230/ M.2 2280), align and insert the SSD support bracket into the support bracket slot. 3. Install the solid-state drive. Removing the M.2 2280 solid-state drive - SSD-2 - discrete Prerequisites 1.

  • Page 40: Installing The M.2 2280 Solid-State Drive - Ssd-2 - Discrete

    Steps 1. Remove the single screw (M1.6x2) that secures the solid-state drive module support bracket to the palm-rest and keyboard assembly. 2. Lift and remove the solid-state drive support bracket from the solid-state drive slot. 3. Remove the single screw (M2x3) that secures the solid-state drive module to the palm-rest and keyboard assembly. 4.

  • Page 41: Speakers

    Steps 1. Align the solid-state drive bracket to accommodate the M.2 2280 solid-state drive. 2. Replace the single screw (M2x3) that secures the solid-state drive module to the palm-rest and keyboard assembly. 3. Place the solid-state drive module bracket. 4. Replace the single (M1.6x2) screw to secure the solid-state drive bracket to the palm-rest and keyboard assembly. Next steps 1.

  • Page 42: Installing The Speakers (In 3-Cell Battery Configuration)

    Steps 1. Locate the speakers on your computer. 2. Disconnect the speaker cable from the connector on the system board. 3. Peel the adhesive tape that secures the speaker cable. 4. Unroute the speaker cables from the retention clips on the computer. 5.

  • Page 43: Removing The Speakers (In 4-Cell Battery Configuration)

    Steps 1. Using the alignment posts and rubber grommets, place the speakers in the slots on the palm-rest and keyboard assembly. 2. Route the speaker cable through the routing guides on the palm-rest and keyboard assembly. 3. Connect the speaker cable to the system board. Next steps 1.

  • Page 44: Installing The Speakers (In 4-Cell Battery Configuration)

    About this task The figure indicates the location of the speakers in a system configuration with 4-cell battery and provides a visual representation of the removal procedure. Steps 1. Locate the speakers on your computer. 2. Disconnect the speaker cable from the connector on the system board. 3.
  • Page 45 About this task The figure indicates the location of the speakers in a system configuration with 4-cell battery and provides a visual representation of the installation procedure. Steps 1. Using the alignment posts and rubber grommets, place the speakers in the slots on the palm-rest and keyboard assembly. 2.

  • Page 46: System Fan

    System fan Removing the system fan - UMA Prerequisites 1. Follow the procedure in before working inside your computer. 2. Remove the base cover. 3. Remove the battery (3-cell or 4-cell). About this task The figure indicates the location of the system fan and provides a visual representation of the removal procedure. Steps 1.

  • Page 47: Installing The System Fan - Uma

    5. Slide and lift the system fan off the palm-rest and keyboard assembly. Installing the system fan - UMA Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The figure indicates the location of the system fan and provides a visual representation of the installation procedure. Steps 1.

  • Page 48: Removing The System Fan - Discrete

    Next steps 1. Install the battery (3-cell or 4-cell) based on the configuration. 2. Install the base cover. 3. Follow the procedure in after working inside your computer. Removing the system fan - discrete Prerequisites 1. Follow the procedure in before working inside your computer.

  • Page 49: Installing The System Fan - Discrete

    3. Peel the adhesive tape, and unroute the I/O cable. 4. Remove the two (M2x2) screws that secure the system fan to the palm-rest and keyboard assembly. 5. Slide and lift the system fan off the palm-rest and keyboard assembly. Installing the system fan - discrete Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.

  • Page 50: Heat Sink

    6. Place the mylar cover back. Next steps 1. Install the battery (3-cell or 4-cell) based on the configuration. 2. Install the base cover. 3. Follow the procedure in after working inside your computer. Heat sink Removing the heat sink - UMA NOTE: The heat sink type in your computer varies depending on the configuration ordered.

  • Page 51: Installing The Heat Sink - Uma

    Installing the heat sink - UMA Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The figure indicates the location of the heat sink and provides a visual representation of the installation procedure. Steps 1.

  • Page 52: Installing The Heat Sink - Discrete

    Steps 1. In sequential order (as indicated on the heat sink), loosen the seven captive screws that secure the heat sink to the system board. 2. Lift and remove the heat sink off the system board. Installing the heat sink - discrete Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure.

  • Page 53: Coin-Cell Battery

    Steps 1. Place the heat sink on the system board and align the screw holes on the heat sink with the screw holes on the system board. 2. In sequential order (as indicated on the heat sink), tighten the seven captive screws that secure the heat sink to the system board.

  • Page 54: Installing The Coin-Cell Battery - Uma

    Steps 1. Disconnect the coin-cell battery cable from the I/O board. 2. Peel the coin-cell battery off the palm-rest and keyboard assembly. Installing the coin-cell battery - UMA Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The figure indicates the location of the coin-cell battery and provides a visual representation of the installation procedure.

  • Page 55: Removing The Coin-Cell Battery - Discrete

    Steps 1. Adhere the coin-cell battery to the slot on the palm-rest and keyboard assembly. 2. Route the coin-cell battery cable as illustrated and connect it to the I/O board. Next steps 1. Install the battery (3-cell or 4-cell) based on the configuration. 2.

  • Page 56: I/O Board

    About this task The figure indicates the location of the coin-cell battery and provides a visual representation of the installation procedure. Steps 1. Adhere the coin-cell battery to the slot on the palm-rest and keyboard assembly. 2. Route the coin-cell battery cable as illustrated and connect it to the I/O board. Next steps 1.

  • Page 57: Installing The I/O Board - Uma

    Steps 1. Locate the I/O board on your computer. 2. Lift the mylar cover. 3. Peel the adhesive tape to unroute the I/O cable. 4. Open the latch, and disconnect the I/O-board cable from the I/O board. 5. Remove the two screws (M2.5x4) and (M2x3) that secure the left display hinge to the computer. 6.
  • Page 58 Steps 1. Place the I/O board on the palm-rest and keyboard assembly. 2. Align the screw holes on the I/O board with the screw holes on the palm-rest and keyboard assembly. 3. Replace the three screws (M2x3) that secure the I/O board to the palm-rest and keyboard assembly. 4.

  • Page 59: Removing The I/O Board - Discrete

    Removing the I/O board - discrete Prerequisites 1. Follow the procedure in before working inside your computer. 2. Remove the base cover. 3. Remove the battery (3-cell or 4-cell) based on the configuration. 4. Remove the coin-cell battery. About this task The figure indicates the location of the I/O board and provides a visual representation of the removal procedure.

  • Page 60: Installing The I/O Board - Discrete

    9. Lift the I/O board off the palm-rest and keyboard assembly. Installing the I/O board - discrete Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The figure indicates the location of the I/O board and provides a visual representation of the installation procedure. Steps 1.

  • Page 61: Power Button With Fingerprint Reader (Optional)

    Next steps 1. Install the coin-cell battery. 2. Install the battery (3-cell or 4-cell) based on the configuration. 3. Install the base cover. 4. Follow the procedure in after working inside your computer. Power button with fingerprint reader (optional) Removing the power button and optional fingerprint reader - UMA Prerequisites 1.

  • Page 62: Installing The Power Button With Finger Reader - Uma

    5. Lift the power button with optional fingerprint reader, along with the fingerprint reader cable, off the palm-rest and keyboard assembly. Installing the power button with finger reader - UMA Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The figure indicates the location of the power button with fingerprint reader and provides a visual representation of the installation procedure.

  • Page 63: Removing The Power Button And Optional Fingerprint Reader - Discrete

    Removing the power button and optional fingerprint reader - discrete Prerequisites 1. Follow the procedure in before working inside your computer. 2. Remove the base cover. 3. Remove the battery (3-cell or 4-cell). 4. Remove the system fan. 5. Remove the M.2 2280 SSD M.2 2230 SSD.

  • Page 64: Dc-In Port

    About this task The figure indicates the location of the power button with fingerprint reader and provides a visual representation of the installation procedure. Steps 1. Using the alignment post, place the power button with fingerprint reader on the palm-rest and keyboard assembly. 2.

  • Page 65: Installing The Dc-In Port - Uma

    About this task The figure indicates the location of the DC-in and provides a visual representation of the removal procedure. Steps 1. Locate the DC-in port on your computer. 2. Remove the two (M2.5x4) screws, and lift the metal hinge. 3.

  • Page 66: Removing The Dc-In Port - Discrete

    Steps 1. Place the DC-in port on the palm-rest and keyboard assembly. 2. Replace the single screw (M2x3) on the DC-in port using bracket. 3. Connect the DC-in cable to the system board. 4. Adhere the transparent sticker. 5. Lower the metal hinge. 6.

  • Page 67: Installing The Dc-In Port - Discrete

    About this task The figure indicates the location of the DC-in and provides a visual representation of the removal procedure. Steps 1. Locate the DC-in port on your computer. 2. Remove the two (M2.5x4) screws, and lift the metal hinge. 3.

  • Page 68: Touchpad

    Steps 1. Place the DC-in port on the palm-rest and keyboard assembly. 2. Replace the single screw (M2x3) on the DC-in port using bracket. 3. Connect the DC-in cable to the system board. 4. Adhere the transparent sticker. 5. Lower the metal hinge. 6.

  • Page 69: Installing The Touchpad - Uma

    3. Remove the battery (3-cell or 4-cell) based on configuration. About this task The figure indicates the location of the touchpad and provides a visual representation of the removal procedure. Steps 1. Peel adhesive tape, and unroute the speaker cable. 2.
  • Page 70 About this task The figure indicates the location of the component and provides a visual representation of the installation procedure. Steps 1. Align and place the touchpad into the slot on the palm-rest and keyboard assembly. 2. Replace the two (M2x2) screws along with the bracket to secure the touchpad to the palm-rest and keyboard assembly. 3.

  • Page 71: Removing The Touchpad - Discrete

    Removing the touchpad - discrete Prerequisites 1. Follow the procedure in before working inside your computer. 2. Remove the base cover. 3. Remove the battery (3-cell or 4-cell) based on the configuration. About this task The figure indicates the location of the touchpad and provides a visual representation of the removal procedure. Steps 1.

  • Page 72: Installing The Touchpad - Discrete

    Installing the touchpad - discrete Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The figure indicates the location of the component and provides a visual representation of the installation procedure. Steps 1.

  • Page 73: Display Assembly

    2. Install the base cover. 3. Follow the procedure in after working inside your computer. Display assembly Removing the display assembly - UMA Prerequisites 1. Follow the procedure in before working inside your computer. 2. Remove the base cover. 3. Remove the battery (3-cell or 4-cell).
  • Page 74 Steps 1. Locate the display cable and display hinges on your computer. 2. Remove the transparent sticker covering the display cable to the system board. 3. Peel the tape that secures the display cable to the system board. 4. Open the latch, and disconnect the display cable from the system board. Disassembly and reassembly...

  • Page 75: Installing The Display Assembly - Uma

    5. Remove the two screws (M2.5x4) and (M2x3) that secure the left-display hinge to the system board. 6. Remove the two screws (M2.5x4) that secure the right-display hinge to the system board. 7. Open the display hinges at an angle of 90 degrees. 8.

  • Page 76: Removing The Display Assembly - Discrete

    Steps 1. Place the display assembly on a clean and flat surface. 2. Align and place the palm-rest and keyboard assembly on the display assembly. 3. Using the alignment posts, close the display hinges. 4. Replace the two screws (M2.5x4) and (M2x3) that secure the left-display hinge to the system board. 5.
  • Page 77 Disassembly and reassembly...
  • Page 78 Disassembly and reassembly...

  • Page 79: Installing The Display Assembly - Discrete

    Steps 1. Locate the display cable and display hinges on your computer. 2. Remove the transparent sticker covering the display cable to the system board. 3. Peel the tape that secures the display cable to the system board. 4. Open the latch, and disconnect the display cable from the system board. 5.
  • Page 80 Disassembly and reassembly...

  • Page 81: System Board

    Steps 1. Place the display assembly on a clean and flat surface. 2. Align and place the palm-rest and keyboard assembly on the display assembly. 3. Using the alignment posts, close the display hinges. 4. Replace the two screws (M2.5x4) and (M2x3) that secure the left-display hinge to the system board. 5.
  • Page 82 6. Remove the M.2 2230 SSD. 7. Remove the WLAN card. 8. Remove the system fan. 9. Remove the heat sink. 10. Remove the memory module. 11. Remove the display assembly. About this task The figure indicates the location of the system board and provides a visual representation of the removal procedure. Disassembly and reassembly...

  • Page 83: Installing The System Board - Uma

    Steps 1. Remove two screws (M2.5x4), and lift the left hinge. 2. Remove the transparent sticker covering the display cable to the system board. 3. Open the latch, and disconnect the display cable from the system board. 4. Remove the transparent sticker covering the DC-in port cable to the system board. 5.
  • Page 84 Disassembly and reassembly...
  • Page 85 Steps 1. Slide the ports on the system board into the slots on the palm-rest and keyboard assembly and align the screw holes on the system board with the screw holes on the palm-rest and keyboard assembly. 2. Replace the two screws (M2x3) that secure the system board to the palm-rest and keyboard assembly. 3.

  • Page 86: Removing The System Board - Discrete

    Next steps 1. Install the display assembly. 2. Install the memory module. 3. Install the heat sink UMA (based on configuration). 4. Install the system fan. 5. Install the WLAN card. 6. Install the M.2 2230 SSD card. 7. Install the M.2 2280 SSD card.
  • Page 87 Disassembly and reassembly...

  • Page 88: Installing The System Board - Discrete

    Steps 1. Remove two screws (M2.5x4), and lift the left hinge. 2. Remove the transparent sticker covering the display cable to the system board. 3. Open the latch, and disconnect the display cable from the system board. 4. Remove the transparent sticker covering the DC-in port cable to the system board. 5.
  • Page 89 Disassembly and reassembly...
  • Page 90 Steps 1. Slide the ports on the system board into the slots on the palm-rest and keyboard assembly and align the screw holes on the system board with the screw holes on the palm-rest and keyboard assembly. 2. Replace the two screws (M2x3) that secure the system board to the palm-rest and keyboard assembly. 3.

  • Page 91: Palm-Rest And Keyboard Assembly

    Next steps 1. Install the display assembly. 2. Install the memory modules. 3. Install the heat sink - discrete (based on configuration). 4. Install the system fan. 5. Install the WLAN card. 6. Install the M.2 2230 solid-state drive. 7. Install the M.2 2280 solid-state drive.

  • Page 92: Installing The Palm-Rest And Keyboard Assembly - Uma

    Steps After performing the steps in the pre-requisites, you are left with the palm-rest and keyboard assembly. Installing the palm-rest and keyboard assembly - UMA Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The figure indicates the location of the palm-rest and keyboard assembly and provides a visual representation of the installation procedure.

  • Page 93: Removing The Palm-Rest And Keyboard Assembly - Discrete

    Steps Place the palm-rest and keyboard assembly on a flat surface. Next steps 1. Install the system board. 2. Install the touchpad. 3. Install the DC-in port. 4. Install the power button with fingerprint reader. 5. Install the coin-cell battery. 6.

  • Page 94: Installing The Palm-Rest And Keyboard Assembly - Discrete

    8. Remove the system fan. 9. Remove the heat sink discrete. 10. Remove the speaker (3-cell battery configuration 4-cell battery configuration). 11. Remove the coin-cell battery. 12. Remove the board. 13. Remove the power button with fingerprint reader. 14. Remove the DC-in port.
  • Page 95 Steps Place the palm-rest and keyboard assembly on a flat surface. Next steps 1. Install the system board. 2. Install the touchpad. 3. Install the DC-in port. 4. Install the power button with fingerprint reader. 5. Install the board. 6. Install the coin-cell battery.

  • Page 96: Chapter 4: 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 97: Chapter 5: System Setup

    System 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: Before you change BIOS Setup program, it is recommended that you write down the BIOS Setup program screen information for future reference.

  • Page 98: One Time Boot Menu

    Table 2. Navigation keys (continued) Keys Navigation Enter Selects 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.

  • Page 99: Boot Configuration

    Table 3. Overview Option Description ○ Primary ○ Battery Level ○ Battery State ○ Health ○ AC Adapter ● Processor Information ○ Processor Type ○ Maximum Clock Speed ○ Minimum Clock Speed ○ Current Clock Speed ○ Core Count ○ Processor ID ○...

  • Page 100: Integrated Devices

    Table 4. Boot configuration (continued) Option Description Secure Boot Secure Boot helps ensure your system boots using only validated boot software. Enable Secure Boot—By default, this option is disabled. NOTE: The system has to be in UEFI boot mode to enable Enable Secure Boot.

  • Page 101: Storage

    Storage Table 6. Storage options Option Description SATA/NVMe Operation Allows you to set the operating mode of the integrated storage device controller. The options are: ● Disabled ● AHCI/NVMe ● RAID On—By default, the RAID On option is enabled. Storage Interface Allows you to enable or disable various drives on board.

  • Page 102: Power Management

    Table 8. Connection (continued) Option Description use any enabled NICs when UEFI networking protocols are installed and available. The options are: ● Disabled ● Enabled ● Enabled with PXE - This option is enabled by default. Wireless Device Enable Allows you to enable or disable the internal wireless devices. The options are: ●...

  • Page 103: Security

    ● Quiet ● Ultra Performance USB Wake Support Wake on Dell Allows you to connect a Dell USB-C Dock to wake the system from USB-C Dock standby mode. By default, the option Wake on Dell USB-C Dock is enabled. NOTE: These features are only functional when the AC power adapter is connected.

  • Page 104: Password

    Table 10. Security (continued) Option Description Data Wipe on Next Boot Allows BIOS to queue up data wipe cycle for storage devices connected to the motherboard on the next reboot. Start Data Wipe - By default, this option is disabled. NOTE: Secure Wipe operation deletes information in a way that it cannot be reconstructed.

  • Page 105: Update And Recovery

    Table 11. Security (continued) Option Description Digit When enabled, this field reinforces password must contain at least one- digit number. Special When enabled, this field reinforces password must contain at least one Character special character. NOTE: These options by default are disabled. Minimum Defines the number of characters allowed for a password.

  • Page 106: System Management

    BIOSConnect - By default, this option is enabled. Dell Auto OS Recovery The Auto OS Recovery threshold setup options control the automatic flow for SupportAssist Threshold System Resolution Console and for Dell OS Recovery Tool. The options are: ● Off ● 1 ●...
  • Page 107 Table 14. Keyboard (continued) Option Description Fn Lock Options Allows you to change the function key settings. Fn Lock Mode This option is enabled by default. The options are: ● Lock Mode Standard ● Lock Mode Secondary- This option is enabled by default. Keyboard Illumination Allows you to set keyboard illumination settings using hotkeys <Fn>+<F5>...

  • Page 108: Pre-Boot Behavior

    Pre-boot behavior Table 15. Pre-boot behavior Option Description Adapter Warnings This option displays warning messages during boot when adapters with little power capacity are detected. ● Enable Adapter Warnings—enabled by default Warnings and Errors This option causes the boot process to only pause when warnings and errors are detected rather than stop, prompt, and wait for user input.

  • Page 109: Performance

    Performance Table 17. Performance Option Description Multi Core Support This field specifies whether the process has one or all cores enabled. The default value is set to the maximum number of cores. ● All Cores — This option is enabled by default. ●...

  • Page 110: Updating The Bios In Windows

    Windows. Steps 1. Restart the computer. 2. Go to Dell.com/support. ● Enter the Service Tag or Express Service Code and click Submit. ● Click Detect Product and follow the instructions on screen. 3. If you are unable to detect or find the Service Tag, click Choose from all products.

  • Page 111: Updating The Dell Bios In Linux And Ubuntu Environments

    One-Time boot menu on the system. Most Dell systems built after 2012 have this capability and you can confirm by booting your system to the F12 One-Time Boot Menu to see if BIOS UPDATE is listed as a boot option for your system. If the option is listed, then the BIOS supports this BIOS update option.
  • Page 112 The Flash BIOS opens. 4. Click Flash from file. System setup...
  • Page 113 5. Select external USB device. 6. Once the file is selected, double-click the flash target file and click Submit. System setup...
  • Page 114 7. Click Update BIOS for the system to reboot and flash the BIOS. System setup...
  • Page 115 8. Click Confirm Update BIOS. System setup...

  • Page 116: System And Setup Password

    Once complete, the system reboots and the BIOS update process is completed. System and setup password Table 19. System and setup password 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.

  • Page 117: 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 F2 immediately after a power-on or reboot. Steps 1.

  • Page 118: Chapter 6: Troubleshooting

    Swollen batteries should not be used and should be replaced and disposed of properly. We recommend contacting Dell product support for options to replace a swollen battery under the terms of the applicable warranty or service contract, including options for replacement by a Dell authorized service technician.

  • Page 119: Dell Supportassist Pre-Boot System Performance Check Diagnostics

    ● 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 120: System Board Built-In Self-Test (M-Bist)

    Table 20. Functions M-Bist L-Bist Purpose Evaluates the health condition of the Checks if the system board is supplying system board. power to the LCD by performing an LCD Power Rail test. Trigger Press the <M> key and power button. Integrated into the single LED error code diagnostics.

  • Page 121: Display Panel Power Rail Built-In Self-Test (L-Bist)

    Next steps L-BIST (LCD Power Rail Test) is an enhancement to the single LED error code diagnostics and is automatically initiated during POST. L-BIST isolates if the LCD is receiving power from the system board. L-BIST checks if the system board is supplying power to the LCD by performing an LCD Power Rail test.

  • Page 122: Outcome

    Steps 1. Press and hold the D key, and then press the power button. 2. Release both the D key and the power button when the computer begins POST. 3. The display panel begins to display a solid color, or cycling through different colors. NOTE: The sequence of colors may vary depending on the different display panel vendors.

  • Page 123: 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 124: Flashing Bios (Usb Key)

    4. Connect the bootable USB drive to the computer that needs the BIOS update. 5. Restart the computer and press F12 when the Dell logo is displayed on the screen. 6. Boot to the USB drive from the One Time Boot Menu.

  • Page 125: 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 126: Releasing Ethernet (Rj-45) Cable

    NOTE: For more information about performing a hard reset, see the knowledge base article 000130881 www.dell.com/support. Releasing Ethernet (RJ-45) cable Prerequisites Follow this procedure when disconnecting the ethernet (RJ-45) cable from the RJ-45 port to avoid damaging your computer. Steps 1.

  • Page 127: Chapter 7: 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 23. Self-help resources Self-help resources Resource location Information about Dell products and services www.dell.com My Dell app...

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