Patton electronic MODEL 2707/I Connecting the Twisted Pair 120 ohm to the G.703 Network

Connecting the Twisted Pair (120 ohm) to the G.703 Network

Refer to the pinout and signals chart in Figure 6 to connect the 120-ohm G.703 network channel.

NETWORK SIGNAL	SIGNAL		PIN#
RX(R)		TX(R)	4
RX(T)		TX(T)	5
TX(R)		RX(R)	1
TX(T)		RX(T)	2
Shield		Shield	3
Shield		Shield	6

RJ-48C Jack				Signal Name
	1	1		(RX) Receive (Ring)
		2		(RX) Receive (Tip)
	2	3		Shield
	3		4	(TX) Transmit (Ring)
	4
			5	(TX) Transmit (Tip)
5

66 Shield

77 No connection

88 No connection

Figure 6. G.703 120-ohm connection.

Connecting the 10Base-T Ethernet port to a PC (DTE)

To connect the Model 2707/I to another DTE device such as a 10Base-T network interface card, construct a 10Base-T crossover cable and con- nect the wires as shown in Figure 7 below and Figure 8 on page 15.

1

2

3

4

5

6

7

8

1 TD+ (data output from 2707/I)

2 TD- (data output from 2707/I)

3 RD+ (data input to 2707/I)

4 (no connection)

5 (no connection)

6 RD- (data input to 2707/I)

7 (no connection)

8 (no connection)

Figure 7. Connecting the 10Base-T Ethernet Port to a PC

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