The power indicator for the USB device is still on. You would expect the power indicator to show that the USB device is powered off.

USB设备指示灯仍然是亮的，而并你所非预期的那样指示USB设备已经停止工作。

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When you click Safely Remove Hardware in Windows XP, the power indicator turns off and the USB device powers off.

当你在xp系统中点击安全删除硬件时，指示灯熄灭，USB设备停止工作。

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Indicator light of power supply indicates the working state3-level protection system:Automatic switch off, Boil-dry protection, Fusing protection.

电源开关指示灯，显示实时工作状态；三重安全保护装置：水开自动断电、干烧保护、熔断保护；

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