Dell PowerEdge R905 - Manual (Page 107)

Installing System Components
107
5 Install the new optical drive in the carrier. See Figure 3-21.
The pins on the carrier fit into the corresponding holes in the side of the
drive.
6 Attach the interface board to the back of the carrier, using the two plastic
rivets. See Figure 3-21.
7 Reinstall the latch and tighten the thumbscrew.
8 Slide in the drive carrier until the tray snaps into place. See Figure 3-19
9 Replace the front bezel, if applicable. See "Removing and Replacing the
Optional Front Bezel" on page 66.
10 Reconnect the system and peripherals to their electrical outlets.
Hard Drives
Your system can accommodate up to eight 2.5" SAS hard drives or five 3.5-
inch SAS hard drives. All drives connect to the system board through a SAS
backplane board. See "SAS Backplane" on page 124 for information on these
backplane options. Systems with an optional SAS RAID controller card
support hot-plug drive operation. Figure 3-22 shows the ID numbers of the
drives.