The UPS’s control panel lights will turn on in the sequences below to signal that the UPS is having
operational difficulties.
Lights (On/Flashing) and Condition
Solution
On: REPLACE BATT
Let the UPS system charge for at least 12 hours
Condition: Replace Battery
and perform a self test using the "ON/Test
Switch" as described on page 6. If the light
continues to stay on, contact Tripp Lite for service.
On: BATT LOW, ON BATT
Prepare for imminent UPS shutdown.
Condition: Battery Low
On: BYPASS, LINE, LOAD, OVERLOAD
Reduce the load the UPS supports.
Condition: On Bypass due to Overload
Flashing: OVERLOAD
Remove the cause of the short circuit
Condition: Short Circuit
from the UPS output.
On: FAULT
Check the utility line for wiring problems such as
Condition: Wiring Fault
reversed line and neutral or a missing ground.
On: FAULT, 100%
Restart the UPS. If the problem persists,
Condition: Battery Voltage too High
contact Tripp Lite for repairs.
On: FAULT, BYPASS, LINE, 50%
Restart the UPS. If the problem persists,
Condition: On Bypass due to
contact Tripp Lite for repairs.
High Output Voltage
On: FAULT, BYPASS, LINE
Restart the UPS. If the problem persists,
Flashing: 50%
contact Tripp Lite for repairs.
Condition: On Bypass due to
Low Output Voltage
On: FAULT, BYPASS, LINE, 25%
Restart the UPS. If the problem persists,
Condition: On Bypass due to High
contact Tripp Lite for repairs.
Bus Voltage
On: FAULT, BYPASS, LINE
Restart the UPS. If the problem persists,
Flashing: 25%
contact Tripp Lite for repairs.
Condition: On Bypass due to Low
Bus Voltage
On: BYPASS, LINE
Check the UPS to be sure that there is
Flashing: FAULT
adequate space for air to circulate near
Condition: On Bypass due to High
the vents and that the fan is working
Internal Temperature
properly. Restart the UPS.
Flashing: LINE
This indicates that utility power is too high or low
Condition: Input Abnormal
for the UPS to operate in BYPASS mode, so if an
inverter failure occurs, the UPS will deliver no output.
On: FAULT, 50%
Restart the UPS. If the problem persists,
Flashing: LINE
contact Tripp Lite for repairs.
Condition: No Output due to High
Output
Voltage and Abnormal Input
On: FAULT
Restart the UPS. If the problem persists,
Flashing: LINE, 50%
contact Tripp Lite for repairs.
Condition: No Output due to Low
Output Voltage and Abnormal Input
On: FAULT, 25%
Restart the UPS. If the problem persists,
Flashing: LINE
contact Tripp Lite for repairs.
Condition: No Output due to High
Bus Voltage and Abnormal Input
On: FAULT
Restart the UPS. If the problem persists,
Flashing: LINE, 25%
contact Tripp Lite for repairs.
Condition: No Output due to Low
Bus Voltage and Abnormal Input
Flashing: LINE, FAULT
Check the UPS to be sure that there is adequate
Condition: No Output due to High
space for air to circulate near the vents and that
Internal Temperature and Abnormal
the fan is working properly. Restart the UPS.
Input
If the problem persists, contact Tripp Lite for repairs.
Troubleshooting
10
200907169 93-2615.indd 10
8/11/2009 10:15:05 AM
