User Guide

3-6
Figure 3-8 Console cable
Table 3-1 Console cable pins and mapping relation
RJ-45 Signal Direction DB9 (MODEM) DB9 (CONSOLE)
1 RTS → 7 8
2 DTR → 4 6
3 TXD → 3 2
4 DCD ← 1 5
5 GND — 5 5
6 RXD ← 2 3
7 DSR ← 6 4
8 CTS ← 8 7
Connecting the Console Cable
Follow these steps to connect a terminal device, a PC for example, to the AC:
Step 1: Plug the DB-9 female connector of the console cable to the serial interface of the PC or terminal
where the AC is to be configured.
Step 2: Connect the RJ-45 connector of the console cable to the console interface of the AC.
Pay attention to the interface mark and plug the connector to the right interface.
For a powered-on AC:
z When connecting a PC to the AC, you are recommended to first connect the DB-9 connector of the
console cable to the PC, and then the RJ-45 connector to the console interface of the AC.
z When disconnecting a PC from the AC, you are recommended to first disconnect the RJ-45
connector, and then the DB-9 connector.