Pentax Optio RX18, Operating Manual

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Op
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Understanding the Button Functions
1 Power switch
Turns the camera on and off (p.42).
2 Zoom lever
Changes the captured area (p.78).
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 a still picture when pressed down fully (p.67).
Starts and stops movie recording in
C
(Movie) mode (p.127).
Starts and stops sound file recording in Voice Recording (p.183).
4
Q
button
Switches to the
Q
mode (p.56).
A
Mode
2
4
5
6
8
9
7
3
1