Canon 550EX manual Manual Exposure and E-TTL Autoflash

Focus the subject.

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.

1 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.

2 Set the 550EX’s flash mode to

.

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4 Check that the subject distance is within the flash range displayed on the 550EX’s LCD panel.

5 Check that the icon is displayed in the viewfinder, then take the picture.

If the flash ranges below apply, the 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

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