This is a standalone test programm for your 3 holo fan.
You can use this without any Virtual Pinball Software integration just to test if everything works.
The fully integrated plugin is here >> https://github.com/buzzibaer/FanPlugin.Wrapper
Config of the Fan can be found here >> https://github.com/buzzibaer/FanPlugin.Wrapper#configuring-the-fan-to-static-ip
There more than one version of the Fan out there. They seam to be very similar, but...:)
Just try out what kind of fan works for you. The test app has two diffenent sections.
Type in a video file ID and push the Button