M40e Multiservice Edge Router Hardware Guide
Table 37: RJ-48 Connector to DB-15 Connector (Straight) Pinout for the
Router
RJ-48 Pin (on T1/E1 PIC)
(Data numbering form)
1
2
4
5
3
6
7
8
9
10
11
12
13
14
15
Table 38: RJ-48 Connector to DB-15 Connector (Crossover) Pinout for
the Router
RJ-48 Pin (on T1/E1 PIC)
(Data numbering form)
1
2
4
292
DB-15 Pin
(Data numbering
form)
Signal
11
RX/Ring/– <––>RX/Ring/–
3
RX/Tip/+ <––>RX/Tip/+
9
TX/Ring/– <––>TX/Ring/–
1
TX/Tip/+ <––>TX/Tip/+
4
Shield/Return/Ground
2
Shield/Return/Ground
No connect
No connect
No connect
No connect
No connect
No connect
No connect
No connect
No connect
No connect
No connect
No connect
No connect
No connect
No connect
No connect
No connect
No connect
DB-15 Pin
(Data numbering
form)
Signal
9
RX/Ring/– <––>TX/Ring/–
1
RX/Tip/+ <––>TX/Tip/+
11
TX/Ring/– <––>RX/Ring/–
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