AXIOMTEK eBOX620-841-FL Series, User Manual

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eBOX620-841-FL Series U
ser’s Manual
Jumper Setting & Connector
29
3.3.1 AC-DC Jack Power In Connector
The system supports a DC12V DC-in Jack connector for system power input.
Connect it to the power AC-DC 60W Adapter
Pin Signal
1 +12V
2 GND
3.3.2 COM1~COM2 Serial Port Connector
The system has four serial ports. COM1~COM2 are RS-232/422/485 ports.
Please refer to Chapter 3.2.5 and 3.2.6 for the setting.
Pin RS-232 RS-485 RS-422
COM1
1 DCD, Data Carrier Detect
TX- / RX- TX-
2 RXD, Receive Data
TX+ / RX+ TX+
3 TXD, Transmit Data
No use RX+
4 DTR, Data Terminal Ready
No use RX-
5 GND, Ground
GND GND
6 DSR, Data Set Ready
No use No use
7 RTS, Request To Send
No use No use
8 CTS, Clear To Send
No use No use
9 RI, Ring Indicator
No use No use
Pin RS-232 RS-485 RS-422
COM2
1 DCD, Data Carrier Detect
TX- / RX- TX-
2 RXD, Receive Data
TX+ / RX+ TX+
3 TXD, Transmit Data
No use RX+
4 DTR, Data Terminal Ready
No use RX-
5 GND, Ground
GND GND
6 DSR, Data Set Ready
No use No use
7 RTS, Request To Send
No use No use
8 CTS, Clear To Send
No use No use
9 RI, Ring Indicator
No use No use