Figure 28. 12 Gb/s SAS JBOD Module (2U Enclosures)
Figure 29. 12 Gb/s SAS JBOD Module (5U Enclosures)
Each ESM maintains VPD in EEPROM devices, and is interconnected by SBB defined I
2
C buses on the
midplane. In this way, the SBB modules can discover the type and capabilities of the partner SBB modules
and vice versa within the enclosure. An enclosure system alarm occurs when incompatible configurations are
detected.
Chapter 2. System Overview 25