HD-SDI Top left, Mapping signal Input A Single input system Top right, Mapping signal Input B Bottom left, Mapping signal Input C Bottom right, Mapping signal Input D Quad Link ( 2 Sample Interleave) 3G-SDI Link 1 Input A Single in put
-> YES (lit green): Go to Check ( 2 ). Check (2): Firmware operation status Turn off and on the Main power supply switch on the back and then the Power button (of the main unit or the display controller), and check whether the countdown is displayed on the screen.