Enclosure; Attaching An Expansion Enclosure To The Control Enclosure - IBM Storwize V7000 Quick Installation Manual

Table 2. How to connect SAS cables to expansion units. (continued)
SAS Connections: How the first unit connects to the second unit
First Unit
Lower canister port 2
Expansion 5
Upper canister port 2
Lower canister port 2
Expansion 6
Upper canister port 2
Lower canister port 2
Expansion 7
Upper canister port 2
Lower canister port 2
2. Attach the SAS cables from the control enclosure to the first expansion
enclosure as shown in Figure 32. Remove the protective end covers, if
necessary. The first expansion enclosure is below the control enclosure.
Control enclosure
Expansion enclosure 1
Figure 32. Attaching an expansion enclosure to the control enclosure
a. Port 1 1 of the upper canister, control enclosure, attaches to Port 1 2 of
the upper canister, expansion enclosure 1.
b. Port 1 3 of the lower canister, control enclosure, attaches to Port 1 4 of
the lower canister, expansion enclosure 1. The port locations on the lower
canister are inverted from the port locations on the upper canister. Port 1 on
the lower canister is opposite port 1 on the upper canister.
Note: The connecting sequence from port 1 of the node canister is called
chain 1.
3. Attach the SAS cables from the control enclosure to the second expansion
enclosure as shown in Figure 33 on page 30. The second expansion enclosure is
above the control enclosure.
Second Unit
Lower canister port 1
Expansion 7
Upper canister port 1
Lower canister port 1
Expansion 8
Upper canister port 1
Lower canister port 1
Expansion 9
Upper canister port 1
Lower canister port 1
1
3
2
4
Chapter 2. Performing the hardware installation
Number of Expansions
7 Expansions
8 Expansions
9 Expansions
29