● The laser oscillator installed in SW box in the system cannot be stopped.● Please do not perform the operation or work which voids the interlock function by any means. When voiding an interlock function by maintenance check, optical system adjustment, etc, please perform it wearing the eye shield corresponding to the wavelength of using laser after taking sufficient safety measures and warning to the circumference certainly. ● ON/OFF of a power supply (breaker) should follow each procedure. Since unexpected operation may be caused if a procedure is mistaken, it is very dangerous.