Oracle X5-4 Service Manual page 222

Replace the Fan Board (FRU)
4. Disconnect any cables plugged into the USB or video connectors on the front of
the server.
Remove the fan board:
5.
a. Loosen the three captive screws connecting the front-side memory riser
guide to the motherboard.
b. Remove the two screws on each side of the outside of the chassis that hold
the fan board unit in place.
c. Unplug the fan board data and power cables from motherboard.
222 Oracle Server X5-4 Service Manual • December 2015