Trotec Speedy 400 Operating Manual page 57

Working table control button Z
Stop-button
Press one of these buttons to manually move the working
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table up or down (travel distance in Z-direction).
By simultaneous pressing of the Up-button + Down-button,
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the activation of the automatic focusing starts and the
working table is moving automatically upwards.
Press any button in X-, Y-, or Z-direction to stop the automatically
movement.
Activation of the automatic focusing:
The laser beam gets automatically focused on the work piece
(depends on the selected lens). When there is no work piece
on the working area, the focus is on the table or rather on the
tabletop.
Sonar Technology™:
Focusing on the material which is below the sensor.
Caution
If there is no material on the cutting table, it could
lead to a collision of the laser head ("head crash").
Press this button to stop the current working process.
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Operation
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