Vertiv Liebert STS2/PDU - Page 134

Vertiv™ | Liebert
®
STS2
™
100-1000A, 50/60Hz User Manual | Rev. 12 | 11/2017 126
OUTPUT UV
Output Undervoltage.
The voltage being supplied to the load has dropped below the acceptable nominal voltage. Check the input voltage from
both sources.
This event and the system status surrounding it have been written to a History Log if the History Logs were not already full.
This event was also written to the Event Log, if so configured.
Press SILENCE on the touchscreen to turn Off the audible alarm, if so configured. If you are accessing the Liebert STS2
system from a terminal, type SH and press RETURN on your keyboard to turn Off the audible alarm.
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.
INPUT CONTACT #1
Input Contact Isolator #1.
Occurrence of the indicated external event has been detected by Input Contact Isolator #1 of the Open Comms Digital Input
option board.
Press SILENCE on the touchscreen to turn Off the audible alarm, if so configured. If you are accessing the Liebert STS2
system from a terminal, type SH and press RETURN on your keyboard to turn Off the audible alarm.
The event, with its assigned name, was written to the Event Log, 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.
INPUT CONTACT #2
Input Contact Isolator #2.
Occurrence of the indicated external event has been detected by Input Contact Isolator #2 of the Open Comms Digital Input
option board.
Press SILENCE on the touchscreen to turn Off the audible alarm, if so configured. If you are accessing the Liebert STS2
system from a terminal, type SH and press RETURN on your keyboard to turn Off the audible alarm.
The event, with its assigned name, was written to the Event Log, 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.
INPUT CONTACT #3
Input Contact Isolator #3.
Occurrence of the indicated external event has been detected by Input Contact Isolator #3 of the Open Comms Digital Input
option board.
Press SILENCE on the touchscreen to turn Off the audible alarm, if so configured. If you are accessing the Liebert STS2
system from a terminal, type SH and press RETURN on your keyboard to turn Off the audible alarm.
The event, with its assigned name, was written to the Event Log, 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.