Rockwell Automation 1492 WinABMS Marking System Software - Manual (Page 24)

3-8 Starting WinABMS
2. Click on Plotter under the Options heading, then click on
Calibrate.
3. When the Base Plate Calibration Menu appears, select the
appropriate base plate and click on Calibrate.
Note: Click on Calibrate, not on OK.
4. When the Calibrate Origin Menu appears, click on Point 1 to
set the first calibration point.