Field help (ECRAN1) 

The columns displayed in the search results grid or table, the order in which they are displayed and the layout of the associated graph is determined by a screen code. Use this field to apply a specific screen display code to the search results. Type in or select a code defined in the Inquiry screens function for this particular inquiry function.

 The standard screen code defined for this function (typically code 'STD') is used if you leave this field blank.