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block printing

  1. Yellow Color Channel Block Printing on LEC-330

    I recently changed printheads in my LEC-330 and now the yellow color channel is constantly firing the print head nozzles also known as block printing. The printheads are tested and working because when I move the heads to different color channel the block printing stays on the yellow color...
    • graphicsphere
    • Thread
    • block printing color channel head board lec-330 mainboard print carriage board roland
    • Replies: 11
    • Forum: Roland
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