Dell PowerVault 775N (Rackmount NAS Appliance) - Manual (Page 66)

3. Remove the cover (see " Removing the Cover ").
4. The daughter card fits between the sides of the card guide above the drive bay. To install the daughter card in the card
guide, performing the following steps:
a. Hold the daughter card by its edges with the component side facing up and the card connector facing the SCSI
backplane board (see Figure 4-24 ).
b. Ensure that the retention lever is in the open position.
c. Position the card in the drive bay so that the notches on the left and right edges of the card are aligned with the
tabs on the card guide above the drive bay.
d. Lower the card into the card guide.
e. Close the retention lever to slide the daughter card into the SCSI backplane connector and lock the card into
place (see Figure 4-24 ).
Figure 4-24. Installing a SCSI Backplane Daughter Card
5. Reconfigure the SCSI cable connections to the SCSI backplane as necessary to operate the backplane as a 2 x 3 split
backplane:
An integrated RAID controller card is installed by default; no cables are required to use the integrated RAID controller in
either the 1 x 5 or 2 x 3 split configuration. See Figure 5-5 to locate the connectors on the SCSI backplane board.
6. Replace the cover (see " Removing the Cover ").
7. Reconnect your system and peripherals to their electrical outlets, and turn on the system.
Removing the SCSI Backplane Daughter Card
CAUTION: Before you perform this procedure, read the safety instructions in your System Information