Pentax ZOOM 105-R - Page 23

Rewinding the film in mid-roll
If you wish to unload the film before exposing all the
frames, push the auxiliary rewind button with the
protrusion O ( Q±1) {see page 3) of the strap’s tool; film
rewinding starts. When rewind is completed, the motor
stops, and the back cover open mark (-—- ) flickers, Caution:
indicating the cover may be safely opened. Never open the back cover until rewinding is completed.