Electronic equipment operating in multiple modes and control method

Abstract

An electronic equipment controlled by a plurality of operation buttons, for example, for reproducing audio signal of a disc player, an audio tape recorder, a tuner, or an amplifier, etc. provides control circuits. A plurality of operation buttons are composed of: basic operation buttons for basic action of the electronic equipment, such as starting or stopping reproducing of the reproducing unit of a recording medium, music selection, and tuner selection and switching volume adjusting operation of an amplifier; additional function buttons associated with basic operation, such as random reproducing of a reproducing unit of a recording medium, adjusting of equalizing characteristic, and switching adjusting operation of tone quality or sound field, etc.. The control circuits are provided in the electronic equipment, and in the normal operation mode, switches overall operation in response to operation of both basic action and additional function buttons. When the simple operation button is operated, the control circuit switches overall operation mode to simple operation mode to switch overall operation in response to basic operation button, and do not accept operation of additional function buttons.