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1800 Series User Manual
33
Faults (cont.)
Description and Resolution
These faults indicate an
internal problem with the
UPS. Contact your Toshiba
UPS service representative at
1-877-867-8773 (outside the
U.S. call 713-466-0277).
Alarm State
Alarm will
sound for
1/2-second
at 1/2-sec-
ond intervals.
LED State
Warning/Fault On
40% On
Warning/Fault On
60% On
Warning/Fault On
80% On
Display StateFault
DC Bus
Over
Voltage
DC Bus
Voltage
Imbalance
Output
Under
Voltage