Enterasys mrx Installation Instruction

Page 3-12

Figure 3-10.  Cable Pinouts - SPIM-T RJ-45 Port

If a link still has not been established, contact Cabletron Systems
Technical Support.

The Shielded Twisted Pair segment that attaches to the SPIM-T1
must be wired according to the pinout shown in Figure 3-12.

Figure 3-11.  SPIM-T1

To connect a Shielded Twisted Pair Segment to a SPIM-T1:

1.

Connect the DB-9 Connector (see Figure 3-11) from the shielded
twisted pair segment to the DB-9 port on the module and secure
the connector to the port using the screws provided with the
connector.

SP

SPIM-T1

TX+

TX–

RX+

RX–

2

1

3

6

SPIM-T

Port

10BASE-T Device

Port

TX+

TX–

2

1

3

6

RX+

RX–

RJ-45 to RJ-45

NOTE:
RX+/RX– and TX+/TX– 
must share a common 
color pair.