User Manual

27
If the UPS displays an error code, refer to the table below to diagnose and solve the problem:
Error codes shown on the 7-segment Display:
Error Code Meaning Possible Cause Solution
E11
Charger Fault Charger is operating abnormally or
not at all.
Contact Tripp Lite Tech Support.
E13
Temperature
Out of Range
The UPS temperature is out of
range.
1. Check whether the UPS’s ventilation is
normal and sufficient.
2. Decrease the loads.
3. Check whether the fan(s) run(s) normally.
E14
+/- DC BUS High/ Low The UPS is operating abnormally. Contact Tripp Lite Tech Support.
E16
Inverter Fault The UPS is operating abnormally. Contact Tripp Lite Tech Support.
E18
DC-DC Fault The UPS is operating abnormally. Contact Tripp Lite Tech Support.
E19
Abnormal Output/
Inverter Voltage
The UPS is operating abnormally. Contact Tripp Lite Tech Support.
E21
Output Short Circuit Output has a short-circuit issue. 1. Check whether the output has a short-
circuit issue.
2. Contact Tripp Lite Tech Support.
Sd1
RPO Shutdown Remote shutdown is executed. There is a 5 minute delay before shutdown is
complete. After remote shutdown events are
eliminated, follow the turn-on procedures to
start the UPS.
Sd4
Battery Low Shutdown The UPS transfers to run in battery
mode due to AC utility abnormality;
however, the battery power is
almost depleted.
1. Check the main AC source and the input
power cord’s status.
2. Run battery test.
3. Contact Tripp Lite Tech Support.
10. Troubleshooting