Explanation of icon.
Function name:RS232C

Features of the non-stop power supply function equipped with the RS232C (D-Sub 9Pin) connector via the RS232C cable, including a signal for both power failure (AC_FAIL) and battery blackout, is sent to the computer causing the computer to shutdown operations.

After the computer shutdown has occurred, a signal will also be sent from the computer (SHUT_DOWN) to the power supply, causing an automatic shutdown of the power outlet.