Instruction Manual

Using Flash in Other Camera Modes
(3) M: Manual Exposure and E-TTL Autoflash
In this mode, you set both the shutter speed and aperture. The E-TTL
autoflash system controls the flash exposure based on the the aperture you
set.
O.S 0.7
1.5 2 3 4 6 9 13 18 m
•i 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.
Q Set the 550EX’s flash mode to
^ ETTL.
0 Focus the subject.
A Check that the subject distance is
^ within the flash range displayed on
the SSOEX's LCD panel.
C Check that the i icon is displayed in
the viewfinder, then take the picture.
ETTL
GJZoom ilmrn
f- 25
—
> 1 0.7
1.5 2 3 4 «• 13 16 m
If the flash ranges below apply, the
L|l Icon will blink on the left end of the scale.
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
30