Pentax Optio M20 Operating Manual page 46

5 Four-way controller
(2)
(3)
(4)
(5)
(23) : Adjusts \ in \ mode. (p.80)
6 4/W button
Changes the information displayed on the LCD monitor. (p.77)
7 Green button
Switches to the Green Mode. (p.64)
3
Calls up the assigned menu. (p.56)
8 3 button
Displays the [A Rec. Mode] menu. (p.47)
44
: Changes the drive mode. (p.72, p.73)
: Displays the Capture Mode Palette. (p.52)
: Changes the flash mode. (p.81)
: Changes the focus mode. (p.79)