Remove the system board (trained technician only)

Follow this procedure to remove the system board. This procedure must be executed by a trained technician.

S002

CAUTION

The power-control button on the device and the power switch on the power supply do not turn off the electrical current supplied to the device. The device also might have more than one power cord. To remove all electrical current from the device, ensure that all power cords are disconnected from the power source.

Procedure

1. Make preparation for this task.
   1. Remove the server cover, see Remove the server cover.
      Note

      The heat sink and processor could be very hot. To avoid burning yourself, wait for a few minutes after turning off the server before you remove the server cover.

   2. If applicable, remove the intrusion switch, see Remove the intrusion switch.
   3. Remove the front bezel, see Remove the front bezel.
   4. If applicable, remove the optical drive, see Remove an optical drive.
   5. If applicable, remove the optical drive cage, see Remove the optical drive cage.
   6. If applicable, remove the cage bar, see Step 3 in Remove the server cover.
   7. If necessary, remove the rear fan, see Remove the fan (front and rear).
   8. If necessary, remove the M.2 drive, see Remove an M.2 drive.
   9. If necessary, remove the PCIe adapters, see Remove a PCIe adapter.
   10. Remove the front panel, see Remove the front panel.
   11. Remove all memory modules, see Remove a memory module.
   12. Remove the heat sink and fan module, see Remove the heat sink and fan module (trained technician only).
   13. Remove the processor, see Remove the processor (trained technician only).
2. Disconnect all the cables connected to the system board.
   Attention

   Disengage all latches, cable clips, release tabs, or locks on cable connectors beforehand. Failing to release them before removing the cables will damage the cable connectors on the system board. Any damage to the cable connectors may require system board replacement.
3. Remove the nine screws that secure the system board in the sequence shown on the illustration below. Keep the screws for future use.
   Figure 1. System-board screws removal sequence
   
   
4. Remove the system board from the chassis.
   1. Slide the system board toward the front of the server to release the serial port connector from the chassis.
   2. Gently grasp the system board by the edges; then, tilt the system board, and remove it from the chassis.
      Figure 2. Removing the system board from the chassis