Changing The Metering Method; Changing The Iso Speed - Canon PowerShot D20 User Manual

Image Brightness (Exposure Compensation)

Changing the Metering Method

Adjust the metering method (how brightness is measured) to suit shooting
conditions as follows.
Evaluative
Center
Weighted Avg.
Spot

Changing the ISO Speed

102
Press the m button, choose
and choose the desired option (p. 41).
The option you configured is now displayed.
For typical shooting conditions, including backlit shots.
Automatically adjusts exposure to match the shooting conditions.
Determines the average brightness of light across the entire image
area, calculated by treating brightness in the central area as more
important.
Metering restricted to within the
displayed in the center of the screen.
Press the m button, choose
and choose the desired option (p. 41).
The option you configured is now displayed.
Still Images
in the menu,
(Spot AE Point frame),
Still Images
in the menu,