Canon EOS 7D - Manual (Page 231)

231
3 Custom Function SettingsN
C.Fn III -13 Mirror lockup
0: Disable
1: Enable
Prevents camera vibrations caused by the reflex mirror action that can
disturb shooting with super telephoto lenses or close-up (macro)
shooting. See page 113 for the mirror lockup procedure.
C.Fn IV: Operation/Others
C.Fn IV -1 Custom Controls
You can assign often-used functions to camera buttons or dials according
to your preferences. You can also change the function of the Main Dial,
Quick Control Dial, and <9>.
For details, see page 233.
C.Fn IV -2 Dial direction during Tv/Av
0: Normal
1: Reverse direction
The dial’s turning direction for setting the shutter speed and aperture
can be reversed.
In the manual exposure mode, the direction of the <6> and <5>
dials will be reversed. In other shooting modes, the <6> dial will be
reversed. The direction of the <5> dial will be the same in the manual
exposure mode and for setting exposure compensation.