DMX Profil / Personality: tarm 3 - DMX Profile for GrandMA2 - 34 channels

For ShowNET Mainboard Firmware Version 2021010602 and higher
The ShowNET laser mainboard need to be set to "Professional DMX" mode.
Find the manual for the mainboard operation here: https://www.laserworld.com/en/laser-online-user-manual.html