BICU and Controller Board
D115/D116 4-38 SM
9. Remove the ground plate [B] ( x 1).
10. Remove the controller board with the rails [C] (
x 6).
11. Release the hooks, and then pull out the rails [A].
12. Remove the DIMM [B] if it has been installed.
When replacing the controller board, remove the NVRAMs from the board. Install
the NVRAMs to the new board.