Lenovo ThinkServer RD550 - Manual (Page 49)

Backplane for 3.5-inch drives
The following illustrations show the slots and connectors on the backplane for 3.5-inch drives.
Figure 19. Front view of the backplane for 3.5-inch drives
Figure 20. Rear view of the backplane for 3.5-inch drives
0 - 3 Slot 0-slot 3
Used to connect 3.5-inch drives.
4 10-pin power connector
Used to connect to the front-backplane power connector on the system board to provide power to the
backplane.
5 Optical drive power connector
Used to connect the power cable for the slim optical drive.
6 Rear 2.5-inch drive signal cable connector
Used to connect the signal cable for the rear 2.5-inch drives.
7 AnyRAID adapter slot
Used to connect to an AnyRAID adapter.
Chapter 3 . Product overview 35