Rewinding The Film - Canon Power Winder A2 Instructions Manual

5. Warning Lamp for Completion of Winding
When the film roll ends or winding stops incompletely, the
warning lamp lights up. Turn the main switch to "OFF." Do
not turn the main switch to any other position.
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There may be a rare case when the warning lamp does
not light up.
6. Rewinding the Film
After pressing the film rewind button at the bottom of the
winder, rewind the film as usual, turning the camera's rewind
crank in the direction of the arrow until the film is completely
rewound.
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