Dell PowerEdge R900 - Manual (Page 80)

80 Installing System Components
Removing a SAS Controller Card
NOTICE: See "Protecting Against Electrostatic Discharge" in the safety instructions
in your Product Information Guide.
1 Ensure power is removed.
2 Open the system. See "Removing the Top Cover" on page 60.
3 Remove the cooling shroud. See "Removing the Cooling Shroud" on
page 76.
4 Disconnect each controller connector by squeezing the connector latches
and lifting the connector straight up.
NOTICE: Do not lift on SAS RAID DIMM card attached to the SAS controller
card, lift the SAS controller card itself.
5 Push the card latch away from the card and lift on the card out of the
system.
6 Disconnect the RAID battery from the SAS controller card.
Installing an SAS Controller Card
1 Ensure power is removed.
2 Open the system. See "Removing the Top Cover" on page 60.
3 Remove the cooling shroud. See "Removing the Cooling Shroud" on
page 76.
4 Connect the RAID battery to the SAS controller card.
5 Position the SAS controller card between the card guides above the SAS
controller card connector on the system board.
6 Lower the SAS controller card into the chassis until the card is seated on
the system board.
CAUTION: Ensure the RAID battery cabling does not touch the processor
heat sink.
7 Connect each controller connector.
SAS and SAS RAID Controller Card Cabling Guidelines
Ensure that the cabling for the SAS and SAS RAID controller is routed as
shown in Figure 3-11 for 2.5-inch systems and in Figure 3-12 for 3.5-inch
systems.