USE AND FUNCTIONING3144.4 DESCRIPTION OF THE KEYBOARDSThe DH60 comes with a 31 key numeric keyboard defined with two levels offunctionality. Secondary functions are accessed by pressing the yellow button firstand then any key designated as having an alternate symbol.All the keys can be reprogrammed for unique actions defined by the application, withthe exception of the main Scan key, the power key, and the yellow modifier key.