HP 3PAR StoreServ 7000/7450 Storage Cabling Configuration Guide A: 2 Node Systems with Small 2.5-inch Drive Enclosures (QR482-96452, August 2013)

Attach DP-1 Chains to Enclosures
Red routing
Connect Node 0 (DP-1) to the I/O 0 (DP-1) on the A drive enclosure closest to the controller.
Green routing
Connect Node 1 (DP-1) to I/O 1 (DP-1) on the A drive enclosure farthest from the controller.
NOTE: The two adjacent enclosures are not directly connected.
2 Node 3 Drive Enclosures (3S) 15