1–10
MULTINET4 MULTI-PORT SERIAL SERVER & MANAGED SWITCH – INSTRUCTION MANUAL
OVERVIEW
CHAPTER 1: OVERVIEW
1.3.3
DB9 (Female) – Console Port
The figure below defines the pinout of the DB9 female connector for the console port for
asynchronous or bit-oriented connections.
1.3.4
Phoenix Connector – Alarm Port
The figure below defines the pinout of the Phoenix 3-pin plug used with the alarm port on
the Multinet4.
Table 1–7: LC Pinout
Port
Signal
Tx
Transmit
Rx
Receive
Table 1–8: DB9 Pinout
Pin
Name
Dir.
Description
1
DCD
In
Data Carrier Detect from DCE.
2
RXD
In
Receive Data from DCE.
3
TXD
Out
Transmit Data to DCE.
4
DTR
Out
Data Terminal Ready to DCE.
5
GND
Pwr
Signal Ground.
6
DSR
In
Data Set Ready from DCE.
7
RTS
Out
Request To Send.
8
CTS
In
Clear To Send.
9
RI
In
Ring Indicator from DCE.