Red LED is flashing on Sunny Boy SB-TLMS or SB-TLHC. Number of Views 2.06K. Sunny Boy Storage Manuals. Number of Views 3.82K. Updating the Sunny Boy Storage Firmware. Number of Views 13.86K. Forgotten Password with Sunny Boy Storage Inverter. Number of Views 11.48K. Explanation of the LED Signals of Inverters. Link to the relevant section in.. The central processing unit of the inverter is being updated. The green LED is glowing: Feed-in operation The inverter feeds in with a power of at least 90%. The green LED is pulsing: Feed-in operation The inverter is equipped with a dynamic power display via the green LED. Depending on the power, the green LED pulses fast or slow.
Green LED and red LED flash simultaneously (2 s on and 2 s off). The inverter is equipped with a dynamic power display via the green LED. Depending on the power, the green LED pulses fast or slow.. Sunny Boy 3.0 / 3.6 / 4.0; Sunny Boy 5.0 / 6.0; General Data. Climatic Conditions. Protective Devices. Equipment. Torques. Data Storage Capacity.. I've recently found the green light flashing and the red light on on our SMA 4000TL with the message 'Insulation resistance, check generator' on the display. Checking the ERROROB2.CSV files I can see that this isn't the first time it has errored in this way, it has happened on odd occasions for several months.