Artesyn AXP640, Installation And Use Manual

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AXP640 Shelf Description
AXP640 Installation and Use (6806800M24F )
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2.6.5 Zone Locations on a Blade
The backplane provides dual star Base Interface and dual star Fabric Interface connections at
each slot with segmented power (two power segments) provided by the DC PEMs or AC PSUs.

Zone 1 provides the system management and power interfaces, such as redundant
-48VDC power and IPMB

Zone 2, the data transport interface, provides the Base and Fabric interfaces, Update
Channels, and clock synchronization through the ZD connectors per front-side blade

Zone 3 provides the direct interconnect for user designated I/O
Figure 2-7 illustrates the base channel inter-connectivity.
Rear Transition Modules connect directly with the connectors on the front-side blade and do
not make the connection through the backplane.
Figure 2-7 Base Channel