SINAMICS V20 Problem

Dear Sir,

We have installed a machine with V20 drive. Here during commissioning we have observed a problem,

In which  in running drive display gets off and then restarts again. this problem happens 5-6 times a day.

we have changed the drive but still problem occures.

drive is on USS communication with S-71200 PLC.

Please refer the video for more understanding

Please help

Thanks in Advance