Installing An Optional 5U Sas Expansion Enclosure; Connecting The Sas Cables - IBM Storwize V7000 Gen2+ Quick Installation Manual

v A connected port on the node canister must connect to a single port on an
v Attach cables serially between enclosures; do not skip an enclosure.
v The last expansion enclosure in a chain must not have cables in port 1 of
v Ensure that cables are installed in an orderly way to reduce the risk of cable
Figure 25. Connecting the SAS cables

Installing an optional 5U SAS expansion enclosure

Up to two chains of expansion enclosures can be attached to each I/O group in the
system.
Installing an optional SAS expansion enclosure requires the following steps:
1. Familiarize yourself with the safety requirements for the enclosure.
2. Remove the parts from the shipping container.
3. Install the enclosure in the rack by using the provided support rails.
4. Install the fascia.
5. Install the drives.
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Storwize V7000 Gen2 and Gen2+: Quick Installation Guide
expansion canister. Cables that split the connector out into separate physical
connections are not supported.
canister 1 or port 1 of canister 2.
damage when replaceable units are removed or inserted.