- The unit powers up and display goes black after a few minutes as shown in the picture. 

- Video still can be outputed via a video-HDMI adapter(included)

-  CW signals(1 GHz - 40 GHz, -15 dBm) have been used from the pictures

- The backside was bent during shipping

- The MS2668C is sold as 'For parts or not working' even some functionalities may work. Testing been done are only for reference not for HW validation.