Cabletron Systems TRXI-44, TRXI-22, TRXI-42 manual Connecting a Twisted Pair Segment to the TPIM-T1

INSTALLATION

3.8.3Connecting a Twisted Pair Segment to the TPIM-T1

Before connecting a segment to the TPIM-T1, check each end of the segment to determine if the wires have been pinned properly.

To connect a TPIM-T1 to a Twisted Pair Segment:

1.Insert the DB9 connector on the segment into the DB9 port on the TPIM as shown in Figure 3-13.

18

6

17

5

16

4

15

3

14

2

13

1

RO

LNK

TPIM-T1

LNK

TPIM-T1

RI

Figure 3-13. The TPIM-T1

2.Check that the LNK LED on the TPIM lights green. If the LED lights red is not lit, perform each of the following steps until it is:

a.Check that the device at the other end of the segment is on.

b.Verify that the DB9 is pinned properly.

c.Check the cable for continuity.

d.Check that the twisted pair connection meets dB loss and cable specifications outlined in Chapter 2.

e.Check that the port is enabled through the Local Management.

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

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