625B CHL LDM

  • First claim

    First claim
    Nal Mex reports an inoperative part of the 625B CHL LDM model.
    The model was produced on August 5, 2019.
  • Investigation

    After conducting the investigation it was concluded that the problem was the solder mask is deformed due to application process at supplier Shirai
  • Corrective actions

    The supplier was asked to:
    - Improve the chemical (developer) application method by turning with the component side downwards.
    And in Siix they training and reinforcement of microscope, AOI inspection and non-conforming material handling.