Table 20. Description of Figure 51
Number Description
1 Drive channel 1
2 Drive channel 2
3 Drive channel 3
4 Drive channel 4
5 Enclosure 1
6 Enclosure 2
7 Enclosure 3
8 Enclosure 4
1. To create drive channel 1, connect drive port 4 of controller A to enclosure 1
(5) and drive port 3 to enclosure 2 (6).
2. To create drive channel 3, connect drive port 1 of controller B to enclosure 1
(5) and drive port 2 to enclosure 2 (6).
3. To create drive channel 2, connect drive port 2 of controller A to enclosure 3
(7) and drive port 1 to enclosure 4 (8).
4. To create drive channel 4, connect drive port 3 of controller B to enclosure 3
(7) and drive port 4 to enclosure 4 (8).
Figure 51. One DS4800 and four storage expansion enclosures—recommended cabling
74 IBM System Storage DS4800 Storage Subsystem: Installation, User’s, and Maintenance Guide