Connecting Interface Cables; Connecting The Console Cable - 3Com H3C S7503E-S CHASSIS Installation Manual

2) Connect the mini fit connector of the PoE cable to the DC power output on the RPS500-A3, and
then fasten the screws. Connect the –48V OT terminal (with the blue cable marked "–") at the other
end to the NEG (–) terminal on the switch and screw up the nut. Connect the GND OT terminal OT
terminal (with the black cable marked "+") to the RTN (+) terminal on the switch and screw up the
nut.
3) Remount the protection cover on the terminals.

Connecting Interface Cables

Connecting the Console Cable

Introduction
The console cable is an 8-core shielded cable. One end is a crimped RJ-45 connector, which is to be
plugged into the console port. The other end is furnished with a DB-9 female connector. You can select
either of them based on your actual requirements to fit in with the 9-pin serial interface at the
configuration terminal. The following figure shows the console cable.
Figure 3-17 Console cable
Table 3-1 Console cable pinouts
Pin (RJ-45)
1
2
3
4
5
6
7
8
Connecting the console cable
Take the following steps to connect the console cable, when configuring the switch on the terminal.
1) Plug the DB-9 female plug of the console cable to the serial port of the PC or the terminal where the
switch is to be configured.
2) Connect the RJ-45 connector of the console cable to the console port of the switch.
Signal
RTS
DTR
TXD
SG
SG
RXD
DSR
CTS
3-13
Pin (DB-9)
8
6
2
5
5
3
4
7
Signal
CTS
DSR
RXD
SG
SG
TXD
DTR
RTS