17. Calibrate and align all print heads

For detailed calibration operation videos, please refer to the following links:

http://m.wpcero.com/en/downloaddetail.aspx?detailid=421

If the print head has been installed before the factory, only need to calibrate the Base step, 

Refer to the figure below.  As shown ：

If the print head has just been newly installed, perform the following calibration steps：

Refer to the figure below.  As shown ：

All steps calibration complete, test print some jobs.