Ruijie RG-RSR10-02E Series Hardware Installation And Reference Manual page 21

Considering that you may customize cables, the following section describes connection modes and the signal.
Table 1-19 Signals of the DB9 Male to RJ-45 Plug Cable
DB9M
1
2
4
5
Balanced cable with the RJ-45 jack
One end is the DB9 male connector, and the other end is the RJ-45 jack. The characteristic impedance of the cable is
120Ω.
Figure 1-24: Balanced cable with the RJ-45 jack
Considering that you may customize cables, the following section describes connection modes and the signal.
Table 1-20 Signals of the DB9 Male to RJ-45 Jack Cable
DB9M
1
2
4
5
Non-balanced cable
One end is the DB9 male connector, and the other end is attached with two male BNC connectors. The characteristic
impedance of the cable is 75Ω
Figure 1-25: Non-balanced cable
RJ-45 Plug
5
4
1
2
RJ-45 Jack
2
1
4
5
Signal
RX Ring
RX Tip
TX Tip
TX Ring
Signal
RX Ring
RX Tip
TX Tip
TX Ring