Nikon S31 - Manual (Page 153)

E 43
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AF Assist
Enable or disable AF-assist illuminator, which assists autofocus operation when the subject is
dimly lit.
Enter shooting mode or playback mode M flexible button 4 (l) M flexible button 4
(l Camera settings) M press I M flexible button 4 (r AF assist)
Option Description
Auto (default setting)
The AF-assist illuminator lights automatically when the subject is
dimly lit. The illuminator has a range of about 3.5 m (11 ft) at the
maximum wide-angle position and about 2.0 m (6 ft 6 in.) at the
maximum telephoto position.
• When Photograph fireworks (A 46) is selected under Choose
a style, the AF-assist illuminator does not light.
• Depending on the scene (A 34) automatically selected by the
camera when using A Point and shoot mode, the AF-assist
illuminator may not light.
Off
The AF-assist illuminator does not light. The camera may be unable to
focus under dim lighting.