Connecting The Com Port Cable; Connecting Category-5 Cables - H3C S7500 Series Installation Manual

Installation Manual
H3C S7500 Series Ethernet Switches
II. Connection procedure
1) Connect the RJ-45 connector of the AUX cable to the console port on the switch.
2) Connect the DB-9 connector of the AUX cable to the serial port on the analog
Modem.

4.7.3 Connecting the COM Port Cable

I. Introduction
The COM port cable is an 8-core shielded cable. It has an RJ-45 connector at one end
for the COM port on the switch, and a DB-9 female connector for a 9-pin serial port on
the configuration terminal. The COM port cable is the same as the console cable. For
details, see Figure 4-11 and Table 4-1.
II. Connection procedure
When the S7500 switch connects with the external PoE power supply, the switch can
monitor the running status of the external PoE power supply through the COM port.
Take the following steps to connect the COM port cable:
1) Connect the DB-9 female connector of the COM port cable to the RS232 serial
port on the external PoE power supply.
2) Connect the RJ-45 connector of the COM port cable to the COM port on the
switch.

4.7.4 Connecting Category-5 Cables

I. Introduction to RJ-45 connector
10Base-T/100Base-TX and 1000Base-T ports of the S7500 series match RJ-45
connectors, support MDI/MDIX auto-sensing, and adopt category-5 cables. The
following figure illustrates the appearance and pinouts of RJ-45 connector.
PIN #8
PIN #1
Figure 4-12 RJ-45 connector
4-11
Chapter 4 Hardware Installation