In the process of bar code printing, we often encounter such and such problems. We should not be afraid to meet problems and eliminate them one by one according to the principle. We believe that we can find out the problem and remove obstacles soon.
1. Check whether the labels and carbon straps are properly installed to eliminate human factors.
2. Visually observe whether there is any abnormality on the surface of the carbon belt and label;
3. Check whether the printer parameter Settings have been changed and whether the corresponding printing software Settings are correct;
4. Check whether the printer hardware itself has been adjusted;
5. Finally, judge whether it is a product quality problem from labels and carbon strip consumables, and carry out return and replacement operation