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Table 34: One SAS HBA per Controller
DE Add Order
String
number
1
1
2
2
3
1
4
2
5
1
6
2
7
1
8
2
9
1
10
2
The following table summarizes the string distribution for systems with two SAS
HBAs per Controller. A system with two SAS HBAs per Controller can have one
to 20 Drive Enclosures distributed across four strings.
Table 35: Two SAS HBAs per Controller
DE Add Order
String
number
1
1
2
2
3
3
4
4
5
1
6
2
7
3
8
4
9
1
SAS HBA PCI
Port on SAS
slot
HBA
Slot 3
0
Slot 3
1
Slot 3
0
Slot 3
1
Slot 3
0
Slot 3
1
Slot 3
0
Slot 3
1
Slot 3
0
Slot 3
1
SAS HBA PCI
Port on SAS
slot
HBA
Slot 3
0
Slot 6
0
Slot 3
1
Slot 6
1
Slot 3
0
Slot 6
0
Slot 3
1
Slot 6
1
Slot 3
0
Wiring Diagrams
DE number within
string
1
1
2
2
3
3
4
4
5
5
DE number within
string
1
1
1
1
2
2
2
2
3
131
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