In order to delete a group dial, you must clear all the data registered to that key.
Press <Data Registration>.
Use or to select [TEL REGISTRATION].
Press <Set>.
Press or to select [Group Dial].
Use or to select the group speed dialing button (01 to 24) that you want to delete if one touch. For coded dial, press <Coded Dial> then the numeric keys (00-99) of the group.
(For example, the display will show: "04=GROUP DIAL")
Press <Set> twice.
Press <Clear> to delete the telephone numbers and then press <Set>.
Press <Set> and the name will be displayed.
Press <Set> again, then <Clear> to erase the name.
Press <Set> once.
Press <Stop/Reset> to return back to standby mode.