SIGMA SD15 - Manual (Page 43)

42
When this symbol blinks, shutter speed
may be too slow and picture may be
blurred. In this case, please use a flash
(P.47, 79) or use a tripod to prevent
blurring.
PROGRAM SHIFT
You can change the combination of shutter speed and aperture value,
which were automatically selected by the camera. While turning the “C”-Dial,
the combination of shutter speed and aperture value will change within the
range of combinations that give the equivalent exposure.
■
It will be canceled automatically, after taking the picture.