just purchased a k40.... set it up ok...everything works ie: software. water pump.. all ok.... went to test fire laser and all it does is make a buzzing noise from the button... the light lights up when I press the test button but nothing comes from the laser to the first mirror... I put the paper on the mirror but nothing.
I uploaded a film to YouTube the link is https://youtu.be/0yAveET6NjA
any help please....
General knowledge about laser here.
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