VERITAS NetBackup 5230 Hardware Installation Manual page 84

Adding 2U12 storage shelves to an operational NetBackup 5230 Appliance 84
About adding 2U12 storage shelves to an operational appliance
The ports in the top canister are labeled A, B, and C from left to right.
The ports in the bottom canister are labeled A, B, and C from right to left.
SAS3 cables attach to the ports in the top and the bottom canister.
The long blue tabs on the SAS3 connectors must point toward the center of the
shelf.
In the top canister the tab faces down, toward the bottom canister.
In the bottom canister the tab faces up, toward the top canister.