Dell POWEREDGE C6105 Hardware Owner's Manual page 149

Figure 5-3. Back View of the Backplane
1 fan controller board connector
3 SGPIO connector for system
board 4
5 SGPIO connector for system
board 2
7 backplane jumper
9 SATA2 hard drive connectors
1,2, and 3 for system board 1
(from top to bottom)
11 SATA2 hard drive connectors
1,2, and 3 for system board 1
(from top to bottom)
13 backplane power connector for
power supply 2
2 backplane power connector for
power supply 1
4 SGPIO connector for system
board 3
6 SGPIO connector for system
board 1
8 CPLD JTAG connector
10 SATA2 hard drive connectors
1,2, and 3 for system board 2
(from top to bottom)
12 SATA2 hard drive connectors
1,2, and 3 for system board
(from top to bottom)
Jumpers and Connectors | 149