Hi guys i have a Ruida RDC442G-B attached a laser diode from Neje12v 7w. i want to use this diode in my laser co2 machine whenever i am trying to engrave anything it burn the whole image any help on this what i am doing wrong here

LightBurn Hardware Compatibility Ruida controllers
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This works for me but I have seen that it does not work like desired for what ever reason. See this thread: Adding a diode to Ruida machine
There Someone got it working using pin 2 and 5 which I have not tried yet