BAFO BF-7351 External Single Slot - Manual (Page 7)

Introduction Indicator
Indicator
An active LED indicator is used to display operation status
of your USB 2.0 Card Reader. The LED lighting means the
reader is connected to system and the power is on. The
LED flashing means the reader is reading or writing data in
inserted cards.
Do not insert or extract storage card while the LED is
flashing. Besides, storage card must be taken off
before insertion or removal of the card reader.
WARNING!
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