... Crystal Display, CRT Display, Projection,LCD TV,Rear-Projector directly to achieve super hi-vision, distinct images and steady function, ... port, the same as VIDEO IN2.K1: Switching Key, to reset and scan sync signal.3. Installation1. Introduction of InterfaceUnderneath panel: ... then the system will identify automatically. If fail to identify, press K1 to reset.5. Technical Parameters Power: DV12V,9-1 ...