What are the reasons for the pattern appearing with double shadow during printing and how to solve them?

In the course of long-term use,sometimes there will be appear font blur double shadow or the image is not clear when print small font,how to deal with it?There are several ways to deal with this situation.

One,The raster bar and raster decoder are faulty or covered with dust,dip non-woven fabric in alcohol, wipe the raster belt at the head position back and forth,until completely clean or replace the new;

Two,check whether the mechanical moving part of ink cart is smooth,and add lubricating oil according to the situation;

Three,use the inks certified by the original manufacturer of this model,high degree of adaptation.On the market there are a lot of ink although the price is affordable, but the degree of integration and the purity is poor, there will be uneven ink spots after the printed pattern comes out,one of the most obvious is the phenomenon of the status block;

Four,set the alignment calibration of the nozzle;

If there is no obvious improvement after the operation of the above method, It is necessary to consider whether the print head borad and print head cable are damaged. You can contact the technician to troubleshoot and solve the problem.

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