dashboard vs control panel

dashboard and control panel both are nouns.

Word	Noun	Adjective	Verb	Adverb
dashboard	Yes	No	No	No
control panel	Yes	No	No	No

As nouns, control panel is a hypernym of dashboard; that is, control panel is a word with a broader meaning than dashboard:

dashboard: instrument panel on an automobile or airplane containing dials and controls
control panel: electrical device consisting of a flat insulated surface that contains switches and dials and meters for controlling other electrical devices

Other hypernyms of dashboard include board, control board, instrument panel, panel.

dashboard (noun)	control panel (noun)
instrument panel on an automobile or airplane containing dials and controls	electrical device consisting of a flat insulated surface that contains switches and dials and meters for controlling other electrical devices
protective covering consisting of a panel to protect people from the splashing water or mud etc.