Canon 550D instruction manual Focus the subject, 119

Using AF to Focus

3 Focus the subject.

Aim the AF point over the subject and press the shutter button halfway.

X The Live View image will turn off, the reflex mirror will go back down, and AF will be executed.

XWhen focus is achieved, the beeper will sound and the Live View image will reappear.

XThe AF point used to focus will light in red.

4 Take the picture.

Check the focus and exposure, then press the shutter button completely to take the picture (p.108).

You cannot take a picture during autofocusing. Take the picture only while the Live View image is displayed.

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