Dell PowerEdge 2970 - Manual (Page 79)

Installing System Components
79
Replacing the Expansion-Card Cage
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 Align the guides on each end of the expansion-card cage with the pins on the system board, and lower
the cage. See Figure 3-17.
2 Install any expansion cards.
3 Reconnect all expansion-card cables.
4 Close the system. See "Closing the System" on page 56.
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 55.
3 Remove the center riser board. See "Removing the Center Riser Board" on page 104.
4 Disconnect the two short ribbon cables to the RAC card. See Figure 3-18.