Table 89: RJ-48 Connector to DB-15 Connector (Straight) Pinout
RJ-48 Pin (on T1/E1 PIM)
(Data Numbering Form)
1
2
4
5
3
6
7
8
9
10
11
12
13
14
15
Table 90: RJ-48 Connector to DB-15 Connector (Crossover) Pinout
RJ-48 Pin (on T1/E1 PIM)
(Data Numbering Form)
1
2
4
5
3
6
Chapter 13: Network Cable Specifications and Connector Pinouts
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/–
3
TX/Tip/+ <––>RX/Tip/+
4
Shield/Return/Ground
2
Shield/Return/Ground
E1 and T1 RJ-48 Cable Pinouts
237