The Back-UPS is not connected to AC powerĮnsure that the Back-UPS is securely connected to an AC outlet.ĭisconnect non-essential equipment from the Back-UPS. This document will assist you with basic troubleshooting steps. This may be due to a malfunction, configuration issue, or the install environment. What are the basic troubleshooting steps for the Back-UPS Pro model BX850M, BX1000M, BX1350M and BX1500M?ĭuring normal operation, you may find your UPS not functioning as expected.