The server-management bus (SMB) connectors (XSMB_IN and XSMB_OUT) are used
to daisy-chain servers together so that server management information can be shared
between the servers.
1
RS-485 A
2
RS-485 B
3
NC
4
NC
5
NC
6
NC
7
NC
8
NC
I/O
Noninverting receiver input and
noninverting driver output
I/O
Inverting receiver input and
inverting driver output
N/A
No connection
N/A
No connection
N/A
No connection
N/A
No connection
N/A
No connection
N/A
No connection
I/O Ports and Connectors
B-9