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      <title>Task 3. Use Electrode Checking</title>
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      <div class="title_topic4" id="xps10_pagetitle">Task 3. Use Electrode Checking</div>
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      <p class="para_topic">Sparking heads should touch the faces of the workpiece without interference. <b class="uiTerm">Electrode Checking</b> allows you to determine if the sparking head that you designed interferes with any part of the workpiece.
      </p>
      <div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">On the <b class="uiTerm">Electrode Design</b> <a class="links" href="javascript:void(0)" onclick="top.popUpPage('nxelectrode_design/index.html?goto=nxelectrode_design/nx_electrode_toolbar.html&amp;vars=-aux,-home','link','menubar=yes,status=no,resizable=yes,toolbar=no,scrollbars=yes,location=no,directories=no,height=600,width=500,left=100,top=100');return(false);">toolbar</a>, choose <b class="uiTerm">Electrode Checking</b> <img align="bottom" src="../graphic_library/icons/toolbars/wizards/electrode_design/electrode_checking.gif" border="0">.
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      <p class="para_topic">The <b class="uiTerm">Electrode Checking </b>dialog box appears.
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         <p class="para_action1"><img src="../graphics/actarrow.gif">On the <b class="uiTerm">Electrode Checking</b> dialog:
         </p>
         <ul>
            <li>
               <p class="para_action">Select <b class="uiTerm">Create Interfering Solid</b>.
               </p>
            </li>
            <li>
               <p class="para_action">Select <b class="uiTerm">Check Same Parent</b>.
               </p>
            </li>
            <li>
               <p class="para_action">Make sure all other options are <b class="uiTerm">cleared</b>.
               </p>
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      <div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">In the graphics window, select the workpiece and click <b class="uiTerm">MB2</b>.
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                  <p align="center"><img align="bottom" src="graphics/case_5_check_1.gif"></p>
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                  <p class="para_td"><b class="uiTerm">Selected Workpiece</b></p>
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         <p class="para_action1"><img src="../graphics/actarrow.gif">Select the sparking head solid body.
         </p>
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                  <p align="center"><img align="bottom" src="graphics/case_5_check_2.gif"></p>
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                  <p class="para_td"><b class="uiTerm">Sparking Head Preview</b></p>
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         <p class="para_action1"><img src="../graphics/actarrow.gif">On the <b class="uiTerm">Electrode Checking</b> dialog box, click <b class="uiTerm">Apply</b>.
         </p>
      </div>
      <p class="para_topic">The <b class="uiTerm">Electrode Checking Information Window</b> appears.
      </p>
      <p class="para_topic"> In this scenario, the sparking head interferes with the workpiece. The resulting check status is <b class="uiTerm"> INTERFERE</b>. 
      </p>
      <div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">Close the information window.
         </p>
      </div>
      <div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">On the <b class="uiTerm">Electrode Checking</b> dialog box, in the information window, select <b class="uiTerm">workpiece_1&rarr;workpiece 1 INTERFERE</b>. 
         </p>
      </div>
      <p class="para_topic"> In the graphics window, the interference location is highlighted. A body feature has been added to the <b class="uiTerm">Part Navigator</b>. 
      </p>
      <p class="para_topic">The <b class="uiTerm">Electrode Checking</b> dialog box provides visualization tools to help you see exactly where the interference is located.
      </p>
      <div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">To identify the location of the interference, on the  <b class="uiTerm">Electrode Checking</b> dialog box, move the slider to increase the translucency of the sparking head solid body.
         </p>
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               <td align="center" colspan="1" rowspan="1">
                  <p align="center"><img align="bottom" src="graphics/case_5_interfere_viz.gif"></p>
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               <td align="center" colspan="1" rowspan="1">
                  <p class="para_td"><b class="uiTerm">Visuaizing Inteference</b></p>
               </td>
            </tr>
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      </table><br><div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">Hide both the workpiece and the sparking head.
         </p>
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                  <p align="center"><img align="bottom" src="graphics/case_5_blanked.gif"></p>
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               <td align="center" colspan="1" rowspan="1">
                  <p class="para_td"><b class="uiTerm">Hide the Workpiece and Sparking Head</b></p>
               </td>
            </tr>
         </tbody>
      </table><br><p class="para_topic">The interfering solid body is isolated and displayed. You can delete the interfering body on the <b class="uiTerm">Part Navigator</b>, or you can use the <b class="uiTerm">Delete Body</b> option on the <b class="uiTerm">Electrode Checking </b>dialog box.
      </p>
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                  <p align="center"><img align="bottom" src="graphics/case_5_checking_done.gif"></p>
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               <td align="center" colspan="1" rowspan="1">
                  <p class="para_td"><b class="uiTerm">Interfering Solid Body</b></p>
               </td>
            </tr>
         </tbody>
      </table><br><p class="para_topic">Because an interference condition exists, the sparking head model is not yet complete. In the next task, you will use <b class="uiTerm">Trim Solid</b> to correct the interference condition and finish the sparking head.
      </p>
      <div class="action">
         <p class="para_action1"><img src="../graphics/actarrow.gif">To continue, click the <b class="uiTerm">Next </b> button.
         </p>
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      <p class="para_topic"> </p>
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