When the Input Activation works but Black, Pink or White screen appears, 

1. Connect OSD Pad and see LVDS input is ON and set to use for the target device (NV17, NV-X8, NV8000)

2. Check target device (NV17, NV-X8, NV8000) HDMI CABLES are properly and strongly connected to the main module. 

3. Check target device (NV17, NV-X8, NV8000) Power is ON (Red LED must turn on inside the box) 

4. Dip Switch of Main Module is set to use for wide screen 

5. Please check LVDS extension wire's 5pin side has correct pin map for Main Interfacing Module