check whether there is a crack on the surface of the man-machine interface, timely replacement. In addition, it is necessary to check whether there is dirt on the surface of the man-machine interface.
hmi display module https://www.stoneitech.com/
![image](https://www.ulavu.com/upload/photos/2023/06/iV23eAC1T48S7wpUcpkG_08_b60829bcc97b3deef0bd8ce6260a9feb_image.png)
check whether there is a crack on the surface of the man-machine interface, timely replacement. In addition, it is necessary to check whether there is dirt on the surface of the man-machine interface.
hmi display module https://www.stoneitech.com/