
Platform Architecture
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AXP1440 Installation and Use (6806800H23U
)
1.4.4
Update Channel Interface
The update channel interface consists of 10 differential pairs on the P20 connector. The
physical layer and protocol used on this interface is application specific.
1.5
Backplane and Component Connectivity
The blade connectivity on the AXP1440backplane is divided among three zones, each with the
following characteristics:
Zone 1 provides redundant, radial IPMI to all blade slots and redundant -48 VDC to all
blade slots
Zone 2, the data transport interface, provides the dual star configuration for the base
interface, dual star configuration for the fabric interface, update channel routing for all
blade slots, and three redundant, bussed telecom clock signals to all blade slots
Zone 3 provides the PICMG 3.0 defined open area that is application-specific
Figure 1-1. Update Channel
Содержание AXP1440
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