Why there is no video display when using the system with a switcher ? Hollyland Tech December 08, 2020 12:12 Updated Check if there is video format on the screen of Transmitter Based on the requirement of the switcher, the output format of the camera should be set to 1080p/iNote: The video Output of the MARS System is the integer one, please make sure the allowed input of the switcher supports integer frame rates as well. Related articles Why there is no video output when recording 4K ? How to set them up when multiple sets of MARS 300 PRO are used at the same location ? Why there is no video when using SONY camera? What are the differences between the STANDARD and ENHANCED version of MARS 300 PRO? How to choose different fan modes? Comments 0 comments Article is closed for comments.