User`s manual

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19
Chapter 4 Ports and Connectors
Chapter 4
LAN Port
The LAN port allows the system board to connect to a local area network by means of a net-
work hub.
RS232/422/485 COM 2
COM 2:
RS232/422/485
COM 2
DCD
TXD
RXD
DTR
GND
1
23
4
5
6
8
97
DSR
CTS
RTS
RI
RX+
TX+
RX-
TX-
GND
N.C.
1
23
4
5
6
8
97
N.C. N.C. N.C.
DATA+
N.C.
DATA-
GND
N.C.
6
8
97
N.C. N.C. N.C.
1
23
4
5
N.C.