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      <title>Step 2. Modify the WCS Z-vector</title>
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      <div class="title_topic4" id="xps10_pagetitle">Step 2. Modify the WCS Z-vector</div>
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      <div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">To define the origin of the WCS relative to the workpiece, you will select a point on the model. You can control the object types that you can select to define the point using the <b class="uiTerm">Snap Point</b> toolbar.
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                  <p class="para_td"><b class="uiTerm">Snap Point Toolbar</b></p>
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         <p class="para_action1"><img src="../graphics/actarrow.gif">Select the point on the model as shown.
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                  <p class="para_td"><b class="uiTerm"> Selected Point for WCS</b></p>
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      </table><br><p class="para_topic">The origin of the WCS moves to the selected point.</p>
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         <p class="para_action1"><img src="../graphics/actarrow.gif">To change the orientation of the WCS, select the <b class="uiTerm">XC</b> handle on the WCS as shown:
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                  <p class="para_td"><b class="uiTerm">Select WCS Vector Arrow</b></p>
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         <p class="para_action1"><img src="../graphics/actarrow.gif">To define the new vector, select the edge on the model as shown:
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                  <p class="para_td"><b class="uiTerm">Select Edge to Align Vector</b></p>
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      </table><br><p class="para_topic">You can also use the <b class="uiTerm">Vector Constructor</b> dialog box to define a vector.  To start the <b class="uiTerm">Vector Constructor</b>, from the NX menu, choose <b class="uiTerm">Vector Constructor</b> <img align="bottom" src="graphics/vector_constructioin.gif" border="0">.
      </p>
      <div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">To resume working on the box, press <b class="uiTerm">MB2</b>.
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      <p class="para_topic">The <b class="uiTerm">Create Box</b> dialog box and the box reappear. The box is still in preview mode. You can still change the box parameters.
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      <div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">To change the size of the box, drag any of the handles.
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         <p class="para_action1"><img src="../graphics/actarrow.gif">When the box is shaped like you want it, click <b class="uiTerm">OK</b>.
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         <p class="para_action1"><img src="../graphics/actarrow.gif">Close the part file.
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         <p class="para_action1"><img src="../graphics/actarrow.gif">To continue, click the <b class="uiTerm">Next </b> button.
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