It is normal for an indicator to turn off when the host PC connected to enters the Power Saving Mode or is powered off. However, it may remain on depending on the USB charging settings of the BIOS in the PC.Please refer to the indicator colors below:- Connect power: LEDs all on- Data Transfer: LEDs rotation- Standby for security release (Fingerprint identification, Password): LEDs consecutive blinking- Terminate connection: LEDs blinking once and lights off
