Konica Minolta bizhub PRO 920 Operation Manual page 193

Basic Job Settings
– Manual Zoom (individual):
Touch [XY Zoom] to display the XY Zoom Screen. Touch and
highlight [X] or [Y] in "Set Individual Zoom" area, then use the
control panel keypad to enter the desired magnification ratio. The
entered ratio will be displayed on the touch panel.
Touch [OK] to return to the Zoom setting menu.
– Preset Zoom:
Touch the desired preset zoom key under the Set Zoom indication.
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