Oce CS7075 User Manual page 141

Set the Printhead Height
The control panel displays a message asking whether you
want to perform a bidirectional (bidi) calibration.

13. Press to perform a bidi calibration, or
Note
To lower or raise the printheads without measuring
with the gauge, use two hex wrenches to turn the
head height adjustment screws (at the top of the car-
riage) simultaneously and by the same number of
turns (or fractions of a turn).

to continue.
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