104 Installing System Components
3
Using a Phillips screwdriver, secure the board with the Phillips screw.
4
Reinstall expansion-card riser 2. See "Replacing Expansion-Card Riser 2"
on page 101.
5
Install all expansion cards in the expansion-card slots. See "Installing an
Expansion Card" on page91.
6
Close the system. See "Closing the System" on page 71.
RAC Card
The optional Remote Access Controller (RAC) provides a set of advanced
features for managing the server remotely.

Removing the RAC 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.
3
Remove all expansion cards from expansion-card riser 1. See "Removing an
Expansion Card" on page92.
4
Remove expansion-card riser 1. See "Removing Expansion-Card Riser 1"
on page 99.
5
Disconnect the two short ribbon cables to the RAC card. See Figure3-20.