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Table 35 on page 291, Table 36 on page 291, Table 37 on page 292, and Table 38 on page 292
describe the RJ-48 connector pinouts.
Table 35: RJ-48 Connector to RJ-48 Connector (Straight) Pinout for the
Router
Signal
RJ-48 Pin
(Data numbering
form)
RJ-48 Pin (on T1/E1 PIC)
(Data numbering form)
RX, Ring, –
1
1
RX, Tip, +
2
2
TX, Ring, –
4
4
TX, Tip, +
5
5
Shield/Return/Ground
3
3
Shield/Return/Ground
6
6
No connect
No connect
7
No connect
No connect
8
Table 36: RJ-48 Connector to RJ-48 Connector (Crossover) Pinout for
the Router
Signal
RJ-48 Pin
(Data numbering
form)
RJ-48 Pin (on T1/E1 PIC)
(Data numbering form)
RX/Ring/– <––>TX/Ring/–
4
1
RX/Tip/+ <––>TX/Tip/+
5
2
TX/Ring/– <––>RX/Ring/–
1
4
TX/Tip/+ <––>RX/Tip/+
2
5
Shield/Return/Ground
3
3
Shield/Return/Ground
6
6
No connect
No connect
7
No connect
No connect
8
291
Copyright © 2010, Juniper Networks, Inc.
Appendix F: M40e Cable Connector Pinouts
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