Reference Guide
IMACS System Release 5.1.9
C-7
Using the Management Port
Connect an external computer or other device to the jack for alarm reporting locally. This is a
DB-9 male connector. Figure C-6 shows the connector pin orientation, and Table C-5 lists the
signal pinouts and directions.
Figure C-6. Management Connector
Table C-5. Management Connector Signal Pinouts
Signal Name
DB-9 Pin
Function
Direction
RLSD
1
Receive Line Signal Detect
Input
RD
2
Receive Data
Input
TD
3
Transmit Data
Output
DTR
4
Data Terminal Ready
Output
S GND
5
Signal Ground
N/A
DSR
6
Data Set Ready
Input
RTS
7
Request to Send
Output
CTS
8
Clear to Send
Input
RI
9
Ring Indicator
Input
Pin 5
Pin 1
Pin 9
Pin 6