Canon A650 IS - Manual (Page 120)

Various Shooting Methods 118
See Functions Available in Each Shooting Mode (p. 207) .
When shooting, the flash output can be controlled in three steps, up to
FULL. In
and shooting modes, please set [Flash Adjust] to
[Manual].
Setting the Flash Output
Shooting Mode
1
Configure the flash output setting.
1. Press the button.
2. Use the or button to select
and the or button to change
the option.
3. Press the button.