Sas backplane (service-only procedure), Removing the sas backplane (3.5" hard drives) – Dell PowerEdge R900 User Manual

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Installing System Components

4 Slide the DRAC onto the metal tab of the I/O riser.
5 Align the DRAC with the three DRAC mounting posts on the I/O riser.

CAUTION:

To prevent damage to components on the I/O riser, support the I/O

riser at each of the plastic clips.

6 Press the DRAC onto the I/O riser until three DRAC mounting posts snap

into place.

7 Attach the two ribbon cables from the I/O riser to the DRAC.

NOTE:

The ribbon cables can only be installed one way and they are labeled

for correct placement on the DRAC and the system board.

SAS Backplane (Service-only Procedure)

Removing the SAS Backplane (3.5" Hard Drives)

1 Remove the system board. See "Removing the System Board" on page 122.
2 Remove the optical drive. See "Removing the Optical Drive" on page 88.
3 Remove the hard drives. See "Hard Drives" on page 62.
4 Disconnect the control panel connector from the back of the SAS

backplane. See Figure 3-25.