: The physical lock switch on the side of the SD card is in the "Lock" position.
Open the electrical panel door. Locate the Sigma Control unit. You will see two SD card slots on the side or bottom edge. Identify the Top slot. kaeser sd card write error top
If you see the "SD card write error" message on your Kaeser Sigma Control 2 display, follow these steps to resolve it: : The physical lock switch on the side
The Kaeser SD card write error occurs when the compressor's control system is unable to write data to the SD card, typically at the top of the card. This error can cause issues with data logging, software updates, and overall system performance. and overall system performance.