No red light is how to return a responsibility?

We are in the process of use, can appear sometimes the red light does not appear, or is a red light, but just the saw the red light flashing, but the play not to come out, now I'll explain the reasons for this problem for you as well as the solution.





if it is not out of the red light, a variety of causes, one reason is that the light path, but not bad equipment, it is ok to adjust the light path, another reason is that the power supply module is broken, or the power supply is broken, can also be the focus in the right position, cause there are many reasons for this problem, hope you or make a phone call to ask the supplier post-sale service, of course you can also contact the inscription radium customer service staff, we will give you the most detailed answer.

if it is all of a sudden red light, the possible reasons is the red thread is broken, the red line module is broken, it is possible that the red light loose dislocation, or the red pen was broken, there are many reasons caused this problem. If we cannot solve the problem, do not recommend your own solution, is the best way to contact customer, let them to solve the problem for you, if you solve, may will be more and more trouble.

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