Troubleshooting - Liebert 700-3000 VA User Manual

The information below indicates various symptoms a user may encounter in the
event the UPStation GXT™ develops a problem.
determine whether external factors cause the problem and how to remedy the
situation.
1. The fault indicator will illuminate indicating the UPS detected a problem.
2. An alarm will sound, alerting that the UPS requires attention.
3. One or more additional load/battery level LED indicators will be illuminated
to provide a diagnostic aid to the operator, as described below:
All. On bypass due to output overload (beep every half second)
A. On bypass due to over temperature condition (beep every 4 seconds)
B. On bypass due to DC bus overvoltage (beep every 4 seconds)
C. On bypass due to control power supply failure (beep every 4 seconds)
D. On bypass due to PFC failure (beep every 4 seconds)
E. On bypass due to inverter failure (beep every 4 seconds)
A&C. UPS failed battery test (long beep every minute)
C&E. UPS shutdown due to command from communication port (SNMP); no beep
The fault indicators will be illuminated indefinitely while battery charger is
operational, or for a maximum of 5 minutes while battery charger is not
operational. If a problem persists consult your dealer, or contact Liebert
Technical Support (LTS). World Wide Technical Support numbers are located at
the end of this section.

TROUBLESHOOTING

! Fault
E
D
C
BATTERY
B
A
23
Use this information to
BYPASS
UPS
ON
Load / Battery
Level Indicators
AC
INPUT