Epson ActionNote - Manual (Page 57)

Using Diskettes
Be sure to purchase highquality diskettes to ensure reliability.
For the 3.5-inch, 1.44MB, external diskette drive, you
can
use
either of the following types of diskettes:
720KB, double-sided, doubledensity (usually labelled 2DD)
1.44MB, double-sided, highdensity (labelled 2HD).
Inserting and Removing Diskettes
To insert a diskette, hold it with the label facing up and the
metal shutter leading into the diskette drive. Slide it into the
drive until it clicks into place.
release button
3-14 Using Your Computer