What are the basic troubleshooting steps for the Smart-UPS smc1000-2U / smc1500-2U ?
What are the basic troubleshooting steps for the Smart-UPS smc1000- 2U / smc1500- 2U ? ... smc1000- 2U / smc1500- 2U - All Serial Numbers ... The unit shows very low or no input utility voltage Check the utility power supply to the UPS by plugging in a table lamp. If the light is very dim, check the utility voltage . ... There is very high, very low, or distorted input line voltage . ... Test the input voltage with the utility voltage display. ... (Applicable for 120 V units only.)