Replacing A Sata Interposer Board - Cisco UCS C240 M4 Installation And Service Manual

Chapter 3 Maintaining the Server

Replacing a SATA Interposer Board

The server uses a SATA interposer board and cable to connect the embedded RAID (PCH SATA)
controller on the motherboard to the drive backplane. See
Note The SATA interposer board and embedded RAID can be used only with the SFF, 8-drive backplane
version of the server. It does not operate with an expander. You cannot use the embedded RAID
controller and a hardware RAID controller card at the same time.
See
controller and options.
Step 1 Power off the server as described in the
Step 2 Slide the server out the front of the rack far enough so that you can remove the top cover. You might have
to detach cables from the rear panel to provide clearance.
Caution If you cannot safely view and access the component, remove the server from the rack.
Remove the top cover as described in
Step 3
Step 4 Remove the plastic air baffle that sits over the CPUs to gain access to the interposer cables.
Step 5 Remove PCIe riser 1 from the server to provide clearance. See
Step 6 Remove any existing PCH SATA interposer board:
a.
b.
Step 7 Install a new interposer board and cables:
Note
a.
b.
c.
d.
Replace PCIe riser 1 to the server.
Step 8
Replace the air baffle.
Step 9
Replace the top cover.
Step 10
Replace the server in the rack, replace cables, and then power on the server by pressing the Power button.
Step 11
OL-32474-01
Embedded SATA RAID Controller, page C-9
Disconnect both cable connectors from the interposer board.
Lift straight up on the board to remove it from its motherboard socket.
The required Y-cable and SATA interposer board are bundled as
Align the board with the socket, and then gently press down on both top corners to seat it evenly.
Connect the single mini-SAS HD cable connector to the single connector on the backplane.
Route the cables through the plastic clips on the chassis wall.
Connect PORT A and PORT B cable connectors to their corresponding connectors on the new
interposer board.
Figure 3-17
for more information about using the embedded RAID
Shutting Down and Powering Off the Server, page
Removing and Replacing the Server Top Cover, page
Replacing a PCIe Riser, page
Cisco UCS C240 M4 Server Installation and Service Guide
Installing or Replacing Server Components
for the socket location.
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