Epson PictureMate Using Manual page 31

You can also print photos from a CD that you get from
a photo processing lab. (Images should be in JPEG or
uncompressed Tiff file format. Some CDs may not
work.)
1
Make sure PictureMate is on.
2
Make sure there are no memory cards in
PictureMate's memory card slots. The memory
card light should be off.
Note: If a memory card is inserted, the printer will read
photos from the card, not from an external drive.
3
If PictureMate is connected to a computer,
disconnect it or turn off the computer.
4
Connect your CD or Zip drive's USB cable, or plug
your flash memory drive into the EXT/IF port on
the back of PictureMate, as shown on the right.
30
5
For a CD or Zip drive, insert a CD or Zip disk with
photos into the drive.
If you used PictureMate to save photos on the
same disk or flash memory drive more than once,
it will have multiple folders.