Table Of Contents

Cable Connections and Pin-outs

Unit RS-232 9-Pin Serial Port

RJ-45 8-Pin IP Network Port

Cable Connections and Pin-outs

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This section describes the following topics:

•Unit RS-232 9-Pin Serial Port

•RJ-45 8-Pin IP Network Port

Unit RS-232 9-Pin Serial Port

Table 4-1 describes the Cisco Unified Videoconferencing 3515 MCU unit RS-232 9-pin D-type serial port pin-out configuration.

Table 4-1 RS-232 9-pin D-Type Serial Port Pin-out

Pin	Function	I/O
1	NC
2	RXD	Input
3	TXD	Output
4	NC
5	GND
6	NC
7	NC
8	NC
9	NC

RJ-45 8-Pin IP Network Port

Table 4-2 describes the pin-out configuration of the RJ-45 IP network port.

Table 4-2 Pin-out Configuration of the RJ-45 IP Network Port

Pin	Function	I/O
1	TXD+	Output
2	TXD+	Output
3	RXD+	Input
4	NC
5	NC
6	RXD-	Input
7	NC
8	NC