v A connected port on the node canister must connect to a single port on an
expansion canister. Cables that split the connector out into separate physical
connections are not supported.
v Attach cables serially between enclosures; do not skip an enclosure.
v The last enclosure in a chain must not have cables in port 2 of canister 1 and
port 2 of canister 2.
v Ensure that cables are installed in an orderly way to reduce the risk of cable
damage when replaceable units are removed or inserted.
For information about the SAS cabling requirements for 5U expansion enclosures,
see “Connecting the optional 2076-92F SAS expansion enclosures” on page 124.
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.
Figure 23. Connecting the SAS cables
26 Storwize V7000 Gen2 and Gen2+: Quick Installation Guide
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