Bypass Switcher An audio-follow-video switcher usually associated with a master control switcher. Used to bypass the master control switcher output during emergencies, failures, or off line maintenance.

• 旁路开关一种音频跟随视频的开关,通常与主控制开关线联系在一起。在竞技、故障或断线维护时,旁路开关用于旁路主控制开关的输出。