Event Message Help Text
127
S2 GATE DRIVE FAIL
Source 1 Gate Drive Failure
The gate drive module for an SCR for Source 2 has failed. This module is contained on the left side gate driver
board.
Press SILENCE on the touch screen to turn off the audible alarm, if so configured. If you are accessing the
STS2/PDU system from a terminal, type SH and press RETURN on your keyboard to turn off the audible
alarm.
Contact technical support; in the United States, call 1-800-LIEBERT (1-800-543-2378). Outside the 48 contigu-
ous United States contact Liebert Global Services, if available in your area. For international areas not covered
by Liebert Global Services, the Liebert authorized distributor can provide technical support.
This event was written to the Event Log, if so configured.
The alarm has triggered a message to be sent to the modem, if so configured.
If configured to be a latching alarm, press RESET on the display. If you are accessing the unit from a terminal,
type CA and press RETURN on your keyboard.
INTERNAL COMM FAIL
Internal CAN Communications Failed
Communications have failed in the CAN bus between the control board and the touch screen control.
Press SILENCE on the touch screen to turn off the audible alarm, if so configured. If you are accessing the
STS2/PDU system from a terminal, type SH and press RETURN on your keyboard to turn off the audible
alarm.
Contact technical support; in the United States, call 1-800-LIEBERT (1-800-543-2378). Outside the 48 contigu-
ous United States contact Liebert Global Services, if available in your area. For international areas not covered
by Liebert Global Services, the Liebert authorized distributor can provide technical support.
This event was written to the Event Log, if so configured.
The alarm has triggered a message to be sent to the modem, if so configured.
If configured to be a latching alarm, press RESET on the display. If you are accessing the unit from a terminal,
type CA and press RETURN on your keyboard.
CB1 SHUNT TRIP FAIL
Circuit Breaker 1 Shunt Trip Failure
Circuit Breaker 1 failed to trip open when the control issued a command for the circuit breaker to trip.
Press SILENCE on the touch screen to turn off the audible alarm, if so configured. If you are accessing the
STS2/PDU system from a terminal, type SH and press RETURN on your keyboard to turn off the audible
alarm.
Contact technical support; in the United States, call 1-800-LIEBERT (1-800-543-2378). Outside the 48 contigu-
ous United States contact Liebert Global Services, if available in your area. For international areas not covered
by Liebert Global Services, the Liebert authorized distributor can provide technical support.
This event was written to the Event Log, if so configured.
The alarm has triggered a message to be sent to the modem, if so configured.
If configured to be a latching alarm, press RESET on the display. If you are accessing the unit from a terminal,
type CA and press RETURN on your keyboard.