Camera Converter Tally Light

Hi,
I have just setup my live production rig with a ATEM Production Studio 4k, Studio Converter 2, and 3 Camera Converters. I set it up per the instruction manual but the integrated tally lights will not illuminate. What do I do?
I have just setup my live production rig with a ATEM Production Studio 4k, Studio Converter 2, and 3 Camera Converters. I set it up per the instruction manual but the integrated tally lights will not illuminate. What do I do?