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SI-623-N User Manual
2.4.3
COM1 RS-232 Port (CN7)
(RJ45 connector)
Pin
Signal Name
Pin
Signal Name
1
DSR (Data set ready)
6
DCD (Data carrier detect)
2
Ground
7
DTR (Data terminal ready)
3
Ground
8
CTS (Clear to send)
4
TX (Transmit)
9
RTS (Request to send)
5
RX (Receive)
10
RI (Ring indicator)
2.4.4
CPU Fan Power Connector (J3)
Pin
Signal Name
Pin
Signal Name
1
Ground
3
Rotation detection
2
+12V
10
1
1