Pentax Digtial Camera Optio P70 - Manual (Page 52)

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Understanding the Button Functions
1 Power switch
Turns the camera on and off (p.39).
2 Zoom lever
Changes the captured area (p.76).
3 Shutter release button
Focuses the camera on the subject when pressed halfway in Still
Picture Capture Mode (except in 3, s and \ modes).
Takes the still picture when pressed down fully (p.65).
Starts and stops movie recording in C (Movie) mode (p.119).
Starts and stops sound file recording in Voice Recording (p.179).
4 I button
Switches the Face Recognition function (p.70). The Face Recognition
function is switched as follows each time the I button is pressed:
Smile Capture ´ Face Priority Off ´ Face Priority On
A Mode
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