| 摘要 |
PROBLEM TO BE SOLVED: To provide a sound volume setting apparatus that can select one of a plurality of sound volume setting levels so as to set a sound volume of a sound output outputted from a video audio apparatus. SOLUTION: The sound volume setting apparatus for setting a sound volume of a sound output outputted from a video audio apparatus such as a television receiver, assigns in advance a plurality of predetermined sound volume setting levels to a plurality of operation keys and a user operates one of a plurality of the operation keys to which the sound volume setting levels are respectively assigned to set the sound volume of the sound output outputted from the video audio apparatus. COPYRIGHT: (C)2003,JPO
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