Vertiv™ | Liebert
®
STS2
™
100-1000A, 50/60Hz User Manual | Rev. 12 | 11/2017 114
PWR SPLY S1 AC FAIL
Power Supply Source 1 AC Failed.
The AC input power to the power supplies from Source 1 has failed. The power supplies are now operating on AC power
from Source 2. The AC input from Source 1 is still good.
Contact Vertiv Services at 800-543-2378.
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.
This event 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.
PWR SPLY S2 AC FAIL
Power Supply Source 2 AC Failed.
The AC input power to the power supplies from Source 2 has failed. The power supplies are now operating on AC power
from Source 1. The AC input from Source 2 is still good.
Contact Vertiv Services at 800-543-2378.
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.
This event 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.
PWR SPLY LOGIC FAIL
Power Supply Module Failed.
The power supply logic module contained in the primary power supply has failed.
Contact Vertiv Services at 800-543-2378.
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.
This event was written to the Event Log, is 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.
OUT VOLT SENSE FAIL
Output Voltage Sense Module Failed.
The module contained on the snubber monitoring the output voltage has failed.
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.
Contact Vertiv Services at 800-543-2378.
This event 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.
To Next Page
