| 摘要 |
<p>PROBLEM TO BE SOLVED: To solve the problem that when a power supply of a TV set or a radio is not turned ON, a user cannot view or listen the TV set or the radio, thereby, an earthquake emergency report cannot be viewed or listen.SOLUTION: An earthquake emergency report receiving circuit for keeping a power supply in a standby state is provide, thereby, a main power supply is automatically turned ON upon receipt of an earthquake emergency report.</p> |
