Installing System Components 107
8
Align the front edge of the RAC card with the two front plastic retention
standoffs and press down the side of the card until it is fully seated on the
standoffs. See Figure3-20.
When the front of the card is fully seated, the plastic standoff snaps over
the edge of the card.
9
Connect the two short ribbon cables to the RAC card and the system
board. See Figure6-2 for the connector locations
NOTICE: Be careful when attaching cables to the system board that you do not
damage the surrounding system board components.
a
Connect one cable to connector 1 on the RAC card and to
RAC_CONN1 on the system board.
bConnect the second cable to connector 2 on the RAC card and to
RAC_CONN2 on the system board.
10
Reinstall expansion-card riser 1. See "Replacing Expansion-Card Riser 1"
on page99.
11
Reinstall all expansion cards in expansion-card riser 1. See "Installing an
Expansion Card" on page91.
12
Close the system. See "Closing the System" on page71.
See the RAC card documentation for information on configuring and using
the RAC card.
LOM Daughter Card
The LAN-on-motherboard (LOM) NIC daughter card provides two
additional NIC LOMs. The two daughter card LOMs are upgradeable to
10Gbps data rate capability, when available.

Removing the LOM Daughter Card

CAUTION: Only trained service technicians are authorized to remove the system
cover and access any of the components inside the system. See your Product
Information Guide for complete information about safety precautions, working
inside the computer, and protecting against electrostatic discharge.
1
Turn off the system, including any attached peripherals, and disconnect
the system from the electrical outlet.
2
Open the system. See "Opening the System" on page 71.