Dell POWEREDGE R610 - Manual (Page 108)

108 Installing System Components
3 Close the system. See "Closing the System."
Removing the Plastic Fan Guide
1 Turn off the system, including any attached peripherals, and disconnect
the system from its electrical outlet.
2 Open the system. See "Opening the System."
3 If necessary, remove the fan bracket. See "Removing the Fan Assembly"
and place the fan assembly on a flat surface.
4 Remove the fan guide by toggling the two small pegs on the plastic guide
out of the two holes in the fan assembly. For the location of the fan guide
and latches see Figure 3-15.
Replacing the Plastic Fan Guide
1 Turn off the system, including any attached peripherals, and disconnect
the system from its electrical outlet.
2 Open the system. See "Opening the System."
3 If necessary, remove the fan bracket. See "Removing the Fan Assembly"
and place the fan assembly on a flat surface.
4 Replace the guide by aligning the 2 small pegs on the guide with the two
holes in the fan bracket. See Figure 3-15.
5 Replace the fan bracket. See "Replacing the Fan Assembly."
6 Close the system. See "Closing the System."
7 Reconnect the system and peripherals to their power sources, and turn
them on.
Optical Drive
An optional slimline DVD or DVD-RW optical drive slides into the front panel
and connects to the SATA controller on the system board.