Pentax Optio M50 Operating Manual page 60

Assigning a Function to the Green Button
1
Select [Green Button] on the [A Rec.Mode] menu.
2
Press the four-way controller (5).
A pull-down menu appears.
3
Use the four-way controller (23)
to choose a function and press the
4 button.
4
Press the 3 button.
3
The camera returns to capture status with the current setting.
Using the Green Button
1
Press the Green button in A
mode.
The function assigned to [Green Button] on
the [A Rec.Mode] menu is called up.
2
Use the four-way controller (45)
to change the settings and press
the 4 button.
The camera returns to capture status.
If a function other than the 9 (Green) mode has been assigned to
the Green button, the camera returns to the original screen if no
operation is performed for 5 seconds after the Green button is
pressed.
58
Green Button
Q 9Green Mode
Recorded Pixels
Quality Level
White Balance
Focusing Area
AE Metering
Cancel
MENU
EV Compensation EV Compensation EV Compensation
OK
OK
0.0 0.0 0.0