Turn off the camera and press the flash mode button
The information is displayed in the LCD panel as shown in the illustration below.
The film types displayed are:
Film cartridges with the (partial) indicator cannot be used in this camera.
If a cartridge with the (partial) indicator is loaded, it will be set to (exposed) and you will not be able to / take any more pictures with that cartridge.
If (partial), (exposed) or (processed) film cartridges are loaded, the "0 in the frame counter and the indicator will blink. Reload with a (unexposed) film cartridge.