Problem with calibrating the diodes Heidelberg QM 46-4 plus

Hello,
I have a problem with calibrating the diodes of my Heidelberg Di plus. When printing a test, I have a distance between some diodes in the left-to-right direction. I do not know if I can move any diode to the left or right. Can sombody help me with advice how can I handle this problem.
Please help

 

Hi Dizi, yes is a problem with the home sensor, not you can move the laser zone, maybe if can send a photo cab help you.. wirte me to whatsapp +57 311 496 0404 and i can help some