Canon POWERSHOT SD400 DIGITAL ELPH User Manual page 111

Raisethe ISO speed when you wish to reduce the effects of camera shake,
turn the flash off when shooting in a dark area, or use a fast shutter speed.
in theFUNC. m enu,select _ *.
See Selecting Menus and Settings (p. 48).
* The current setting is displayed.
®
Use the ÷ or ÷ button to selecta
speed.
Youcan shoot right after selecting an
option. The menu displays again after the
shot, allowing you to change the settings
Pressthe FUNC./SET button.
The display will return to the shooting
screen.
/
o
', Higher ISOspeeds increase imagenoise. Totake clean images,use as
low an ISO speed as possible.
,, The AUTO setting selects the optimal speed. It will automatically
raise the speed when the light from the flash is insufficient to
illuminate the subject matter.
See Photo Tips arrd lrrformation (p. 181).
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