Dell 2900 Removing the 1x8 SAS Backplane Board, Installing the 1x8 SAS Backplane Board

1x8 SAS Backplane Board

Removing the 1x8 SAS Backplane Board

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.

1Remove the front bezel, if attached. See "Removing the Bezel" on page 50.

2Turn off the system and attached peripherals, and disconnect the system from the electrical outlet and peripherals.

3Open the system. See "Opening the System" on page 53.

4Disconnect the cables from the SAS controller daughter card on the expansion bay bracket and remove the cables from the center fan bracket.

5Remove the fans from the center fan bracket. See "Removing and Installing a Fan" on page 65.

6Remove the center fan bracket. See "Removing the Center Fan Bracket" on page 81.

7Disconnect all cables from the SAS backplane. See Figure 6-3.

8Unlock and slide the hard drive(s) out of the system at least 5 cm (2 inches).

NOTICE: If you completely remove the drives from the system, you must note the number of each drive and temporarily label them before removal, so you can replace them in the same locations.

9Remove the SAS backplane:

a Lift the spring-loaded blue retention pin to release the backplane and then slide the backplane upward.

b When the backplane cannot slide upward any farther, pull the backplane toward the back of the system to remove it from the retention hooks.

Installing the 1x8 SAS Backplane Board

1Insert the backplane into the system behind the drive bays.

Ensure that all cables are out of the way when installing the new backplane.

2Align the backplane with the retention hooks on the chassis, then fit the backplane onto the retention hooks.

3Slide the backplane downward until the blue retention pin snaps into place.

4Reconnect all cables to the backplane, being very careful to install them in their original locations.

5Reinsert the hard drives.

6Reinstall the fans in the center fan bracket. See "Removing and Installing a Fan" on page 65.

7Reinstall the center fan bracket. See "Replacing the Center Fan Bracket" on page 81.

8Close the system. See "Closing the System" on page 53.

Installing System Components

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