Pentax Optio S1 - Understanding the Button Functions; A Mode

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Common Operations
Understanding the Button Functions
1 Power switch
Turns the camera on and off (p.40).
2 Shutter release button
Focuses the camera on the subject when pressed halfway in still
picture capture mode (except in 3, s and \ modes).
Takes a still picture when pressed down fully (p.65).
Starts and stops sound file recording in Voice Recording (p.159).
3 Zoom button
Changes the area captured by the camera (p.73).
Switches to the [A Rec. Mode] menu, [C Movie] menu, or [W Setting]
menu when a menu screen is displayed.
4 Q button
Switches to the Q mode (p.54).
A Mode
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