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Alienware Aurora R15 Service Manual

PDF

Installing the system board

Prerequisites

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

About this task

The following image indicates the connectors on your system board.

Figure 1. System-board components
Image: System board connectors
  1. Front I/O-panel cable
  2. SYSFAN_LED3 connector
  3. Upper front-chassis connector (FAN_SYS3)
  4. Coin-cell battery
  5. Wireless-card slot
  6. SYSFAN_LED2 connector
  7. Lower front-chassis fan connector (FAN_SYS2)
  8. SATA 6 Gbps drive connector (HDD1)
  9. SATA 6 Gbps drive connector (HDD2)
  10. Power-supply connector (ATX1)
  11. Solid-state drive slot (M.2 PCIe SSD-1)
  12. Solid-state drive slot (M.2 PCIe SSD-0)
  13. Air-cooling fan connector (FAN CPU)
  14. PCI-Express x4 slot (SLOT3)
  15. PCI-Express x4 slot (SLOT2)
  16. PCI-Express x16 mechanical/x16 electrical slot (SLOT1)
  17. Rear-chassis fan connector (FAN SYS1)
  18. Rear-chassis fan LED connector (LED FAN SYS1)
  19. Liquid cooling pump fan connector (FAN PUMP)
  20. Liquid-cooling pump LED connector
  21. Power-supply connector (ATX3)
  22. Top-chassis fan connector one (FAN_SYS4)
  23. Power-supply connector (ATX2)
  24. CPU socket
  25. Top-chassis fan connector two (FAN_SYS5)
  26. Memory-module slot, DIMM1
  27. Memory-module slot, DIMM2
  28. SATA power connector (SATA PWR)
  29. Side-light connector (SIDE LIGHT)

The following images indicate the location of the system board and provide a visual representation of the installation procedure.

Image: Installing the system board

Image: Installing the system board

Steps

  1. Slide the front I/O-ports on the system board into the front I/O-slot on the chassis and align the screw holes on the system board with the standoffs on the chassis.
  2. Place the system board on the standoffs on the chassis.
  3. Align the front I/O-bracket to the front I/O-ports and install the bracket on the chassis.
  4. Replace the screw (#6-32x1/4") that secures the front I/O-bracket to the chassis.
  5. Replace the nine screws (#6-32x1/4") that secure the system board assembly to the standoffs on the chassis.
  6. Route and connect all the cables that were disconnected from the system board.
  7. Connect the SATA power cable from the system board.
  8. Connect the side-light power cable from the system board.
  9. Connect the rear-chassis fan power cable from the system board.
  10. Connect the top-chassis fan power cable from the system board.
  11. Connect the system-board power cables from the system board.
  12. Connect the processor-power cables from the system board.
  13. Connect the hard-drive data cables from the system board.

Next steps

  1. Install the VR heat sink.
  2. Install the processor.
  3. Install the processor liquid-cooling assembly or processor fan and heat-sink assembly, as applicable.
  4. Install the wireless card.
  5. Install the 2230 solid-state drive or the 2280 solid-state drive in SSD slot one, as applicable.
  6. Install the 2230 solid-state drive or the 2280 solid-state drive in SSD slot two, as applicable.
  7. Install the single-graphics card.
  8. Install the memory modules.
  9. Install the front bezel.
  10. Install the right-side cover.
  11. Install the top cover.
  12. Install the left-side cover.
  13. Follow the procedure in After working inside your computer.

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