There is a job in the service menu of your QMDI called 60prcnt_h.blk It will number the location of each of the diodes. I will be better able to tell what is wrong with your machine.
From what I see, it looks like the Zone #1 diode is no longer burning.
Thanks Paul for kind answer
before time i changed "Set Void Delays in the service function screen on ( DB Edit. )
and make backup to computer inside another machine i have . so all this test not working in my machine. i do this black design in A3 size diode number 1 not appear its not problem i can make another design only
i need this service function can move vertically each diode
dear paul apologize my country different time
i can make design for test page that help to correct position
only haw i can change top and bottom + - and each degree how much make different by millimeter please tell me step by step
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