Juniper Networks M10i manual RJ-48 Connector to RJ-48 Connector Crossover Pinout

Appendix F: Cable Connector Pinouts

Table 27: RJ-48 Connector to RJ-48 Connector (Straight) Pinout (continued)

	RJ-48 Pin
RJ-48 Pin (on T1/E1 PIC)	(Data numbering
(Data numbering form)	form)	Signal
2	2	RX, Tip, +
4	4	TX, Ring, –
5	5	TX, Tip, +
3	3	Shield/Return/Ground
6	6	Shield/Return/Ground
7	No connect	No connect
8	No connect	No connect
9	No connect	No connect
10	No connect	No connect
11	No connect	No connect
12	No connect	No connect
13	No connect	No connect
14	No connect	No connect
15	No connect	No connect

Table 28: RJ-48 Connector to RJ-48 Connector (Crossover) Pinout

RJ-48 Pin (on T1/E1 PIC)	RJ-48 Pin
	(Data numbering
(Data numbering form)	form)	Signal
1	4	RX/Ring/– <––>TX/Ring/–
2	5	RX/Tip/+ <––>TX/Tip/+
4	1	TX/Ring/– <––>RX/Ring/–
5	2	TX/Tip/+ <––>RX/Tip/+
3	3	Shield/Return/Ground
6	6	Shield/Return/Ground
7	No connect	No connect

RJ-48 Cable Pinouts for E1 and T1 PICs ■ 201