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Alienware x15 R2 Service Manual

Installing the system board

Prerequisites

If you are replacing a component, remove the existing component before performing the installation process.

About this task

NOTE:When installing this component, please refer to the techsheet bundled with the service kit. This is only applicable for computers with the following Graphics Processing Unit (GPU) configurations that have Element 31 grease is applied to the CPU.
  • NVIDIA GeForce RTX 3060
  • NVIDIA GeForce RTX 3070Ti
  • NVIDIA GeForce RTX 3080Ti

The following image indicates the connectors on your system board.

Image: System board connectors
  1. Display cable
  2. Alien head LED cable
  3. Camera cable
  4. Power-button cable
  5. I/O-board cable
  6. Headset port cable
  7. Speaker cable
  8. Keyboard-controller board cable
  9. Power-adapter port cable

The following image(s) indicate the location of the system board and provides a visual representation of the installation procedure.

Image: Installing the system board

Steps

  1. Turn the system board over.
  2. Install the fan and heat-sink assembly.
  3. Turn the system-board assembly over and place the system-board assembly on the palm-rest and keyboard assembly.
    NOTE:When installing the system-board assembly, align the system-board assembly to the positioning pins on the palm-rest and keyboard assembly and the extensions of the heat sink to the top edge of the palm-rest and keyboard assembly.
  4. Align the screw holes on the system-board assembly with the screw holes on the palm-rest and keyboard assembly.
  5. Replace the five screws (M2x4) that secure the system-board assembly to the palm-rest and keyboard assembly.
  6. Adhere the display cable to the system board.
  7. Slide the display cable into the connector on the system board and close the latch to secure the cable.
  8. Adhere the tape that secures the display cable to the system board.
  9. Align and place the power-adapter port cable and adhere the power-adapter port cable onto the fan and heat-sink assembly.
  10. Connect the power-adapter port cable to the system board.
  11. Slide the keyboard-controller board cable into the connector on the system board and close the latch to secure the cable.
  12. Connect the speaker cable to the system board.
  13. Connect the headset port cable to the system board and route it through the routing guides on the fan and heat-sink assembly.
  14. Slide the I/O-board cable into the connector on the system board and close the latch to secure the cable.
  15. Route the I/O-board cable through the routing guides on the fan and heat-sink assembly.
  16. Adhere the tape that secures the I/O-board cable to the system board.
  17. Slide the power-button board cable into the connector on the system board and close the latch to secure the cable.
    NOTE:When installing the system-board assembly, ensure that the power-button board cable is placed on top of the system board. Overlooking the power-button board cable connection to the system board will result in no-power failure after service.

    Image: Connect power-button board cable

  18. Adhere the Alien head LED cable to the system board and connect the Alien head LED cable to the system board.
  19. Connect the camera cable to the system board and adhere the tape that secures the camera cable to the system board.
  20. Adhere the headset-port cable to the palm-rest and keyboard assembly.

Next steps

  1. Install the display assembly.
  2. Install the solid-state drive bracket.
  3. Install the rear I/O-cover.
  4. Install the fans.
  5. Install the M.2 2230 solid-state drive or M.2 2280 solid-state drive, as applicable.
  6. Install the wireless card.
  7. Install the battery.
  8. Install the base cover.
  9. Follow the procedure in After working inside your computer.

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