Servicing Motherboard Components 87
2. Remove power from the server.
See “Disconnect Power Cords From the Server” on page 62
.
3. Remove the top cover.
See “Remove the Top Cover” on page 67
.
4. (SPARC Enterprise T5140 servers) Disconnect and stow the hard drive data
cable:
a. Unplug the hard drive data cable from J6401 on the motherboard.
b. Remove the hard drive data cable from its seat on the CMP air duct.
c. Place the hard drive cable end out of the way of the air duct.
5. Unpackage the replacement FB-DIMMs and place them on an antistatic mat.
6. Ensure that the ejector tabs on the connector that will receive the FB-DIMM are
in the open position.
7. Align the FB-DIMM notch with the key in the connector.
Caution – Ensure that the orientation is correct. The FB-DIMM might be damaged if
the orientation is reversed.
FIGURE: Installing FB-DIMMs
8. Push the FB-DIMM into the connector until the ejector tabs lock the FB-DIMM
in place.
If the FB-DIMM does not easily seat into the connector, verify that the orientation
of the FB-DIMM is as shown in FIGURE: Installing FB-DIMMs on page 87.