Cabletron Systems SFCS-1000 manual Pin Number Signal Signal Name Mnemonic, Ethernet 10BaseT Port

Switch Hardware

Table 1.1 describes the RS-232 serial port pinouts that are illustrated in Figure 3.5.

Table 3.1 - RS-232 Serial Port Pinouts

Pin Number	Signal	Signal Name
	Mnemonic
1	DCD	Data Carrier Detect
2	RXD	Receive Data
3	TXD	Transmit Data
4	DTR	Data Terminal Ready
5	GND	Signal Ground
6	DSR	Data Set Ready
7	RTS	Request to Send
8	CTS	Clear to Send
9		Not Used

3.2.2.1.3Ethernet 10BaseT Port

The Ethernet 10BaseT port on the front panel of the SCP has a standard RJ45 connector. There is a transmit LED to the left of this port and a receive LED to the right of this port. Tables 1.2 and 1.3 describe the states of the LEDs and their meanings.

Table 3.2 - Ethernet 10BaseT Transmit LED Description

LED Color	Meaning
red	There is a collision on the port.
green	The port is transmitting normally.

Table 3.3 - Ethernet 10BaseT Receive LED Description

LED Color	Meaning
red	The port is failing link integrity.
green	The port is receiving normally.

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