Cabletron Systems MICROMMAC-22T, 42T manual TPIM-T2, TPIM-T1 Pinouts

REQUIREMENTS/SPECIFICATIONS

5	4	3	2	1
				LNK
	9	8	7	6
				TPIM-T1

RING OUT		RING IN
1.	Transmit +	1.	Receive +
2.	Ground	2.	Ground
3.	+5V at 250 mA	3.	+5V at 250 mA
4.	Ground	4.	Ground
5.	Receive -	5.	Transmit -
6.	Transmit -	6.	Receive -
7.	Ground	7.	Ground
8.	Ground	8.	Ground
9.	Receive +	9.	Transmit +

Figure 2-3. TPIM-T1 Pinouts

TPIM-T2

TPIM-T2 provides an RJ45 connector that supports UTP cabling. Figure 2-4 shows pinouts for Ring Out and Ring In applications.

1 2 3 4 5 6 7 8

LNK

TPIM-T2

RING OUT		RING IN
1.	Not Used	1.	Not Used
2.	Not Used	2.	Not Used
3.	Receive -	3.	Transmit -
4.	Transmit +	4.	Receive +
5.	Transmit -	5.	Receive -
6.	Receive +	6.	Transmit +
7.	Not Used	7.	Not Used
8.	Not Used	8.	Not Used

Figure 2-4. TPIM-T2 Pinouts

TPIM-T4

TPIM-T4 is an RJ45 connector that supports STP cabling. Figure 2-5 shows pinouts for Ring Out and Ring In applications.

2-11