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Insert the cover plate into the two
holes at the far end of the calibration
unit. Make sure the plate is correctly
seated.
The yellow mark must be in level
with the calibration unit.
Adjust position and height of the
calibration units´ front part so that the
laser beam is passing the little hole
in the white screen.
Adjust position and height of the
calibration units´ rear part in a way
that the laser beam is in the centre of
the cross.
