SCAN S button: Press and hold 1 sec. for channel scanning.

扫描按钮：按住1秒。为通道扫描。

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Press and hold SCAN s button again for 1 second to deactivate CHANNEL SCAN mode.

再按下并按住扫描按钮一秒关闭通道扫描模式。

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Press and hold SCAN s button again for 1 second to deactivate CHANNEL SCAN mode.

再按下并按住扫描按钮一秒关闭通道扫描模式。

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