The problems related to the Picture

Problems	Causes	Solutions
No video is displayed.	The video output cable is not connected correctly.	Check that the video output device is connected to this machine correctly.
No video is displayed.	The video output device being used does not turn on.	Check that the video output device has been turned on.
No video is displayed.	The video output device being used is not configured correctly.	Check that the video output device being used is configured correctly.
Video or Audio of other party cuts out.	The wireless network problem is occurred, such as radio/electromagnetic interference or weak reception.	Contact your network administrator.