Omtech LYF-60W User Manual page 52

5 Operation
3. Mark the tape. These marks indicate how much the chuck has rotated.
4. Click Test and observe how much the chuck has rotated.
5. Adjust the steps per rotation value.
• If it has rotated beyond one rotation, decrease the steps per rotation value.
• If it has not completed one rotation, increase the steps per rotation value.
Click Test and observe again. Do this until you figure out the exact value for one complete
rotation.
Usually, the steps per rotation value is a multiple of 4.
• Record the correct steps per rotation value for this product for future
• Engraving without a rotary chuck uses a different value for the steps per
reference.
rotation parameter. In case you engrave from without a rotary chuck to
with a rotary chuck, you can directly use the recorded correct value.
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