Canon EOS M Instruction Manual page 179

With certain lenses, focus cannot be achieved with AF. Focus manually
instead (p.126).
If [Movie Servo AF: Disable] is set, you can focus by pressing the
shutter button halfway.
The ISO speed (100-6400), shutter speed, and aperture are set
automatically.
Press the <YA> button to lock the current exposure setting (AE lock)
(p.157). To release the AE lock, press the <YA> button again.
In movie shooting mode, you can tap [A] to lock the exposure/release
the AE lock.
You can then set the exposure compensation by pressing the < You can then set the exposure compensation by pressing the < You can then set the exposure compensation by pressing the <ZO>
button to display the range that can be set [ button to display the range that can be set [ button to display the range that can be set [
<5> dial.
Pressing the shutter button halfway displays the shutter speed, aperture, Pressing the shutter button halfway displays the shutter speed, aperture, Pressing the shutter button halfway displays the shutter speed, aperture,
and ISO speed on the screen's bottom. This is the exposure setting for and ISO speed on the screen's bottom. This is the exposure setting for and ISO speed on the screen's bottom. This is the exposure setting for
taking a still photo (p.182). The exposure setting for movie shooting is taking a still photo (p.182). The exposure setting for movie shooting is taking a still photo (p.182). The exposure setting for movie shooting is
not displayed. Note that the exposure setting for movie shooting may not displayed. Note that the exposure setting for movie shooting may not displayed. Note that the exposure setting for movie shooting may
differ from that for still photo shooting. differ from that for still photo shooting. differ from that for still photo shooting.
Using an EX-series Speedlite (Sold Separately) Using an EX-series Speedlite (Sold Separately) Using an EX-series Speedlite (Sold Separately)
Equipped with an LED Light
This camera is compatible with the function turning on the LED light
automatically in low-light conditions during autoexposure shooting. For
details, refer to the Speedlite's instruction manual.
While shooting a movie, be careful
not to cover the microphone with your
finger.
> button to lock the current exposure setting (AE lock) > button to lock the current exposure setting (AE lock)
k Shooting Movies
A A
> button again. > button again.
] to lock the exposure/release ] to lock the exposure/release
] and then turning the ] and then turning the ] and then turning the
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