Issue:
What are the basic troubleshooting steps for the Smart-UPS SCL500RM1U / SCL500RM1UC / SCL500RM1UNC?
Product Line:
APC Smart-UPS SCL500RM1U / SCL500RM1UC / SCL500RM1UNC
Environment:
All Serial Numbers
Cause:
During normal operation, you may find your UPS not functioning as expected. This may be due to a malfunction, configuration issue, or the install environment.
This document will assist you with basic troubleshooting steps.
For assistance with complex UPS problems, please contact the Customer Care Center at https://www.apc.com/us/en/support/
Problem and Possible Cause | Solution |
The UPS will not turn on or there is no output. | |
The unit has not been turned on. | Press the ON key once to turn on the UPS. |
The UPS is not connected to AC power. | Be sure the power cable is securely connected to the unit and to the AC power supply. |
The input circuit breaker has tripped. | Reduce the load on the UPS. Disconnect nonessential equipment and reset the circuit breaker. |
The unit shows very low or no input AC voltage | Contact a qualified electrician to correct wiring issue |