Cables and Pin Assignments

E-3

7112-A2-GB20-20 March 1998
Terminal Port EIA-232 Connector
The Terminal port connects to a PC or VT100-compatible terminal.
Signal Direction Pin #
Transmit Data (TXD) To DSU/CSU (In) 2
Received Data (RXD) From DSU/CSU (Out) 3
Request to Send (RTS) To DSU/CSU (In) 4
Clear to Send (CTS) From DSU/CSU ( Out) 5
Data Set Ready (DSR) From DSU/CSU ( Out) 6
Signal Ground (SG) — 7
Carrier Detect (CD) From DSU/CSU (Out ) 8
Data Terminal Ready (DTR) To DSU/CSU (In) 20
10BaseT Connector
Use a standard 10BaseT cable to connect the DSU to an Ethernet LAN. A cable
is provided with the DSU.
The following table defines the pinouts for the 10BaseT port. It is an 8-pin,
unkeyed jack.
Use Pin #
Transmitted Data + 1
Transmitted Data – 2
Received Data + 3
NC 4
NC 5
Received Data – 6
NC 7
NC 8
NC = Not connected (unused).