Making Calls 3–133. Making CallsTo set up a DSSkeyé Press the PROGRAM key. The PROGRAMstatus light turns on. If you have a display tele-phone, PRESS FEATURE KEY OR DIALCODE is displayed.é Press the DSS (D-) key you want to set up. Ifyou have a display telephone, DIRECTSTATION SELECT is displayed, followed byeither the stored extension or NOTHINGSTORED. NEW NUMBER? is then displayed.é Enter the extension you wish to assign to thisDSS key. If you make an error while enteringthe dialing sequence, press the CLEAR key tocancel your changes, then enter the extensionagain.é If you want to set up another DSS key, press theSTORE key. If you have a display telephone,STORED is displayed. Repeat the two previoussteps.é To end setup, press the PROGRAM key. ThePROGRAM status light turns off, andSTORED is displayed if you have a displaytelephone.é On your faceplate, use a pencil to label eachDSS key you changed with the name or exten-sion of the person it dials.