One Ds5020 And Three Storage Expansion Enclosures; Cabling For One Ds5020 And Three Storage Expansion Enclosures - IBM System Storage DS5020 Installation, User's, And Maintenance Manual

One DS5020 and three storage expansion enclosures

If you are cabling one DS5020 storage subsystem and three storage expansion
enclosures, Figure 40 shows the correct cabling topology.
Figure 40. Cabling for one DS5020 and three storage expansion enclosures
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IBM System Storage DS5020 Storage Subsystem: Installation, User's, and Maintenance Guide
Port 2, drive channel 1
Port 1, drive channel 1
DS5020
1B
1B
1B
1A
1A 1B
1A
1A 1B
1A
1A 1B
Port 1, drive channel 2
Port 2, drive channel 2