Canon 550 EX - Manual (Page 84)

Using Flash in Other Camera Modes
(3) M: Manual Exposure and TTL Autoflash
In this mode, you set both the shutter speed and aperture. The TTL autoflash
system controls the flash exposure based on the aperture you set.
Set the camera’s picture-taking mode
to M and set the desired aperture
and shutter speed anywhere from 30
sec. to the top sync speed. You can
also use buLb.
Set the 550EX’s flash mode to
.
Focus the subject.
Check that the subject distance is
within the flash range displayed on
the 550EX’s LCD panel.
Check that the icon is displayed in
the viewfinder, then take the picture.
84
If the flash ranges below apply, the
icon will blink on the left end of the scale.
1
2
3
4
5
Zoom Setting Flash Range
17-28mm 0.5 m / 1.6 ft or shorter
35mm and longer 0.7 m / 2.3 ft or shorter
06. F073-E (77~) 02.4.1 2:26 PM Page 84