Kontron AM4521 - Manual (Page 15)

4 AM4521
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2. Board Features
2.1 Block Diagram
Figure 2-1:Block Diagram
2.2 Serial Storage I/O Interfaces
The AM4521 modules plug into ATCA carrier blades and uTCA backplanes which support AMC.3 storage
signaling. Port 2 is wired to the SAS primary port and Port 3 is wired the SAS secondary port.
Table 2-1: I/O Ports Available On AMC Connector
AMC I/O Description
Port 2 3Gb SAS Receive and transmit pairs, Primary port
Port 3 3Gb SAS Receive and transmit pairs, Secondary port
MMC device Serial IPMI management bus
Power
Regulator
MMC
AMC Port 3
AMC Port 2
AMC
Fingers
SAS DISK
LEDs
Isolation
MUX
Isolation
MUX