IBM TotalStorage DS4200, Инструкция по установке, использованию и обслуживанию

Страница: 92 / 222

Perform the following steps to create the recommended cabling scheme shown in
Figure 48:
1. Connect port 1A on the left ESM in the first EXP420 (
2
) to port 1B (
1
) on
the left ESM in the third EXP420 (
4
).
2. Connect port 1A on the right ESM in the third EXP420 (
4
) to port 1B (
1
) on
the right ESM in the first EXP420 (
2
).
3. Connect port 1B (
1
) on the left ESM in the first EXP420 (
2
) to port 2 of
drive channel 1 on the DS4200 Express.
4. Connect port 1 of drive channel 2 on the DS4200 Express to port 1B (
1
) on
the right ESM in the third EXP420 (
4
).
5. Connect port 1B (
1
) on the left ESM in the second EXP420 (
3
) to port 1 of
drive channel 1 on the DS4200 Express.
6. Connect port 1B (
1
) on the right ESM in the second EXP420 (
3
) to port 2 of
drive channel 2 on the DS4200 Express.
Figure 49 on page 67 shows the recommended cabling scheme for one DS4200
Express Storage Subsystem and four EXP420 storage expansion enclosures
behind both ports of a dual-ported drive channel.
ds470055
1
1
1
1
2
3
1
1
4
Figure 48. One DS4200 Express and three EXP420 storage expansion enclosures behind a
pair of DS4200 Express drive ports
66
IBM System Storage DS4200 Express Storage Subsystem: Installation, User’s and Maintenance Guide