Giantec tracer2000 - Manual (Page 24)

tracer2000 Network DVR Hardware User’s Manual
Version 3.1 Page 16 of 31
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2.5 COM1 Connector
RS232 Connector (COM1)
Pin No. Signal
1 DCD
2 RX
3 TX
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
9 RI
2.6 COM2 Connector
RS232 / RS422 / RS485 Connector (COM2)
Pin No. RS232 RS422 RS485
1 DCD TX- DATA-
2 RX TX+ DATA+
3 TX RX+
4 DTR RX-
5 GND GND GND
6 DSR
RTS-
7 RTS RTS+
8 CTS CTS+
9 RI CTS-
Note: Please setup mode type by JP3.