Dell R805 owner manual Installing the System Board

Installing the System Board

1Lower the system-board tray until the tray sits flat on the bottom of the chassis.

2Align the back connectors on the system board with the cutouts in the back of the chassis, and ensure the system-boardtray is square with the chassis so that the securing tabs on the chassis fully insert into system- board securing slots. See Figure 3-32.

3Slide the system-board tray toward the back of the chassis until it locks into position.

4Replace the sideplane. See "Installing the Sideplane Board" on page 127

5Replace the SAS controller daughter card. See "Installing a SAS Controller Daughter Card" on page 84.

6Reinstall the LOM NIC hardware key, if applicable. See Figure 6-2 for the TOE_KEY socket location.

7Replace the heatsinks and microprocessors. See "Installing a Processor" on page 123.

8Replace the memory modules. See "Installing Memory Modules" on page 117.

9If applicable, replace the RAC card. See "Installing a RAC Card" on page 106.

10Replace the fan bracket. See "Replacing the Fan Bracket" on page 98.

11Replace the fans. See "Replacing a Cooling Fan" on page 83.

12Replace the cooling shroud. See "Installing the Processor Cooling Shroud" on page 96.

13Replace the expansion-card risers. See "Expansion-Card Risers" on page 99.

14Replace the power supplies. See "Replacing a Power Supply" on page 79.

15If applicable, replace any expansion cards. See "Installing an Expansion Card" on page 91.

16Close the system. See "Closing the System" on page 71.

136

Installing System Components