Expansion cabinet
Ethernet hub
Management server
D130 boot disk No. 4
D130 boot disk No. 3
D130 boot disk No. 2
D130 boot disk No. 1
Air baffle
System No. 2 (cluster node 2)
System No. 1 (cluster node 1)
Air baffle
Disk array No. 2 (mirror)
Disk array No. 1 (data)
Terminal concentrator (not shown)