Canon EOS-1D X Mark II DSLR Camera (Body Only) - Manual (Page 65)

65
Basic Operation
The < 9 > consists of an eight-direction key and a button at the center.
Use your thumb to tilt the < 9 > in the desired direction.
Use it to select the AF point, correct
the white balance, move the AF point
or magnifying frame during Live View
or movie shooting, scroll around
magnified images during playback,
set the Quick Control, etc.
You can also use it to select and set
menu items.
For menus and Quick Control, the
Multi-controller works only in the
vertical and horizontal directions. It
does not work in diagonal directions.
Use the < B > button for AF area
selection (p.93), FE lock (p.260), multi-
spot metering (p.240), and other
functions.
To select the AF area, press the <
S >
button ( 9 ), then press the < B >
button.
9
Multi-controller
B Multi Function Button