Olympus infinity zoom 210 - Manual (Page 18)

If the autofocus indicator is blinking,
correct focus was not achieved. If this
occurs, let go of the shutter release
button. Make sure your subject is
within the autofocus frame in the
center of the viewfinder and press the
shutter release button halfway again.
Press the shutter release button
halfway to focus.
When correct focus has been
achieved, the autofocus indicator
(green) will light up in the viewfinder.
Position your subject within the
autofocus frame in the center of the
viewfinder.
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