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7. Operation
7.5 Changing the test medium for the sharpness testing device
Move the machine to home position by pressing
the “F4 Home Position” button (3-6/17) on the
touch panel.
Loosen the star knob (7-7/1) by turning it counter-
clockwise and open the sharpness testing device
(7-7/2) in the direction facing you.
Pull the handle (7-8/1) of the inner cover (7-8/2)
towards you and raise the cover to open it.
Turn the black lock screws (7-9/1) counter-clock-
wise and remove them.
Remove the used test medium (7-9/2).
Figure 7-7 Opening the sharpness testing
device
Figure 7-8 Opening the cover
Figure 7-9 Removing the test medium
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