Sony DCR-IP5E/IP7E Operating Instructions Manual page 178

Viewing a still image – Memory
photo playback
Note
When displaying the index screen, a number
appears above each image. This indicates the
order in which images are recorded on the
"Memory Stick". These numbers are different
from the data file names (p. 136).
Image data modified with a computer or shot
with other equipment
These files may not be displayed on the index
screen.
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