SMC Networks SMC7824M/FSW manual Connecting to the Alarm Port, 3-15, 10 Alarm Port D-15 Pin-Out

CONNECTING TO THE ALARM PORT

The serial port’s configuration requirements are as follows:

•Default Baud rate—9,600 bps

•Character Size—8 Characters

•Parity—None

•Stop bit—One

•Data bits—8

•Flow control—none

Connecting to the Alarm Port

The DB-15 alarm port on the switch’s front panel is used to provide alarm, service port, and BITS clock reference interfaces. The switch supports two sets of alarm relay contacts (major and minor), and 4 external customer site alarm inputs. It also provides an alarm cutoff button (labeled ACO). The pin assignments used to connect to the alarm port are provided in the following table.

1

15

Figure 3-10 Alarm Port (D-15) Pin-Out

3-15