| 摘要 |
PROBLEM TO BE SOLVED: To provide audio capable of eliminating inconveniences by discriminating a passenger to be changed when a headphone plug is withdrawn so as to initialize sound volume and sound quality to be proper. SOLUTION: A headphone jack 8 is provided with a detection means 19 for detecting the presence/absence of the headphone plug 8, and the headphone jack initializes an input source and sound processing based on a signal from the detection means 19 when the headphone plug 8 is withdrawn. COPYRIGHT: (C)2003,JPO
|
