UPS Communications Options

If you indicated the correct UPS model during installation, the Simple Signalling or Smart Signalling radio button is already set by default. Do not change this selection without consulting APC Technical Support as listed in the Release Notes.

Signalling Type
UPS Types
Simple Back-UPS

Smart Symmetra Power Array, Smart-UPS, Back-UPS Pro, or Matrix-UPS

In the Communications Port drop-down list box, select the serial port that connects the UPS to your computer.

Note that for this serial port, your UNIX platform settings should be configured as follows:

Parameter
Setting
Settings dialog: xxxxxxxxxxxxxxxxxxxxxxxxxx
Baud Rate 2400
Data Bits 8
Parity None
Stop Bits 1
Flow Control Xon/Xoff
Advanced dialog (available through Settings dialog)
FIFO Enabled check box This should be disabled.
Interrupt Request Line (IRQ) 4 when using COM1; 3 when using COM2