Sony Handycam DCR-PC110 Operating Instructions Manual page 122

Viewing a still image – Memory photo playback
To return to the normal playback screen (single screen)
Press MEMORY +/– to move the B mark to the image you want to display on full
screen, then press MEMORY PLAY.
Note
When displaying the index screen, the 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.
Image data modified with personal computers or shot with other equipment
These files may not be displayed on the index screen.
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