Make sure that the appropriate cables are selected and inserted to the transmitter, receiver, and HDTV
Make sure that you select HDMI as the input source on your HDTV. Check the power LED and SOURCE LED on the receiver:
Flashing blue power LED
Make sure that the transmission range between receiver and transmitter is not over the 7 meter/23.1 feet transmission distance (with no obstruction between the transmitter and receiver.) Move the transmitter closer to the receiver.
Solid blue power LED + slow and flashing source LED
Make sure that the frame rate and video resolution of your source device equipment are supported and conform to the technical specification
Connect the source device to your TV with an HDMI cable to check the compatibility of the video format
Make sure that the video solution your source device is supported