Applicable Systems
Symmetra LX
Symptoms
The UPS internal temperature sensor has detected an overtemperature condition.
Possible Causes
- Internal temperature exceeds the safety threshold
- Temperature sensor failure giving false reading
Troubleshooting Steps
- Step 1: Check the UPS fault log for the specific temperature fault sub-code
Detailed fault information is obtained - Step 2: Contact APC support with the fault code for diagnosis
Support confirms the faulty component
How to Reset
To reset: Power-cycle the UPS. If the error persists, contact APC support for repair.
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Source: APC Smart-UPS User Manual, Schneider Electric/APC
Category: UPS
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