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早期成品遥控彩电均无交流关机功能,参照下图增加一些元器件即可构成延时关机控制电路,使成品彩电实现待机延时自动关机。
Early remote control TV have no AC power off function, refer to the picture below to add some components can delay the shutdown control circuit, the finished TV to achieve automatic standby standby delay.