| 摘要 |
PURPOSE:To listen to a sound even from a control panel of a remote controller at hand by fitting plural pushbutton switches to the control panel to operate a speaker fitted to the control panel and a speaker of a television receiver selectively. CONSTITUTION:The remote controller 3 has a speaker 10 controlled by 3 pushbutton switches 12, 14, 16. For example, when the pushbutton switch 12 is depressed, only the speaker of the television receiver is set. Similarly, when the pushbutton switch 14 is depressed, only the speaker 10 of the remote controller 2 is set. When the pushbutton switch 18 is depressed, both the speakers are turned on. Light emitting diodes 18, 20, 22 are fitted near the pushbutton switches 12, 14, 16 to indicate which of the pushbutton switches is depressed. |
