Ê Position the pre-mounted expander board in the two recesses (see circles) 
of the expander holder (1).
Ê Push the pre-mounted expander board on the expander holder (2).
Figure 61: Installing the expander board (C)
Ê Match the two screw holes of the connector card with the holes in the 
expander holder.
Ê Fasten the pre-mounted expander board with two screws on the expander 
holder (see circles).
7.3.4.5 Installing the SAS expander board
Ê Install the SAS expander board as described in section "Installing the SAS 
expander board" on page 141.
7.3.4.6 Concluding steps
Ê "Installing the fan box" on page 156
Ê "Reassembling" on page 61
Ê "Connecting the server to the power source" on page 66
Ê "Switching on the server" on page 67
Ê "Enabling BitLocker functionality" on page 92