"He who marches out of step hears another drum." ~ Ken Kesey
Pierre,How many laser heads do you have?Are they crosses, lines or spots?
How did you power your laser since dc? i got good one off - http://www.amazon.com/Quarton-Module-VLM-650-27-Generator-INDUSTRIAL/dp/B00ZXDIO70?ie=UTF8&psc=1&redirect=true&ref_=oh_aui_detailpage_o01_s00and am having will sometime power up not others times.Shane