Replace Battery LED Flashing on an "SUA" or "SUM" Smart-UPS
Smart-UPS ... to provide adequate voltage for the UPS to recognize it ... ... back of the UPS . ... bezel of the UPS to access the ... All Rack Mount and Rack /Tower convertible ... ... connected and the UPS still will not ... In this You should immediately disconnect the battery connector and take the UPS out of service. Once the battery has cooled you can try to remove it from the UPS . ... If it has swollen and is lodged in the UPS , we recommend that you replace the UPS . Please contact APC Tech support if you have any additional questions about troubleshooting this issue.