Chapter 3 Creating and Editing Programs | DOP-EXIO Series 4. Click Application Instruction icon or press F6 function key. Choose “Function” from the “Function” drop-down menu and select “END” instruction from the “Application Instruction” drop-down menu. The user can also type in “END” instruction directly in the field of "Application Instruction". Then, press the button “OK” to save the settings. Revision March, 2008, Doc. Name: 2007PDD23000014 3-3