Nikon Coolpix S32 Reference Manual page 62

B
Notes About Smile Timer
Under some shooting conditions, the camera may be unable to detect faces or detect smiles
(A 53). The shutter-release button can also be used for shooting.
C
When the Self-timer Lamp Flashes
When using smile timer, the self-timer lamp flashes when the camera detects a face and flashes
quickly immediately after the shutter is released.
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