You can use the settings in 
                  		Tools > Options > Text Editor > Assembler and on the 
                  		Margins page to display the margins and the ruler. 
                  	  
               
            
 
            	  
            	 
             
               		 
               		  
               - Margins 
                  		  
               
-  
                  			 
                   
                     				 
                     				  
                     - Show margins 
                        				  
                     
- Displays the margins in the editor. 
                        				  
                     
- Show the ruler 
                        				  
                     
- Check this to view the ruler in the editor. 
                        					 
                         
                           						 
                           						  
                           - Mainframe style 
                              						  
                           
- Check this to display the Mainframe style of the ruler. 
                              						  
                           
 
 
- Text casing 
                  		  
               
-  
                  			 
                   
                     				 
                     				  
                     - Force upper case 
                        					 
                        				  
                     
- Check this to force upper case in the Assembler editor. When enabled, any code you insert in the source file is forced to
                        upper case. This applies to code you type, paste or is inserted automatically. To switch this on or off, you can alternatively
                        use the 
                        					  button in the COBOL toolbar, or click 
                        					 Edit > Advanced > Force Uppercase menu item while the Assembler file is opened in the editor. button in the COBOL toolbar, or click 
                        					 Edit > Advanced > Force Uppercase menu item while the Assembler file is opened in the editor.