Kodak C400 - Manual (Page 5)

Film Status Indicator (FSI)
A highlighted indicator advances
from one symbol to another to
identify the status of the film
inside the cassette.
4
3
2
1
Look for this logo to be certain that the film
you buy is made for this camera.
Look for this logo to select a certified
photofinisher for developing your film and to
assure that you get all the features of the
Advanced Photo System.
PROCESSED NEGATIVES
FULLY
EXPOSED
PARTIALLY
EXPOSED
UNEXPOSED