Canon EOS-1 D X Mark II Instruction Manual page 451

: Direct AF point selection
During metering, you can select an AF point directly with the <5> or
<9> dial without pressing the <S> button.
*5: With the Quick Control Dial setting screen
displayed, you can press the <B> button, then
set the direction for switching the AF point for when
the <5> dial is turned. The [Direction: AF point
switching] settings for [Horizontal] and [Vertical]
will work for Single-point Spot AF, Single-point AF,
Man. select.: AF point expansion, and Expand AF
area: Surround. The [Direction: Zone AF frame
switch] settings for [Cycle through the zones],
[Horizontal], and [Vertical] will work with Zone AF.
*6: On the Multi-controller setting screen, press the <B> button and you can select
the AF point ([Switch to center AF point] or [Switch to registered AF point]) the
camera will switches to when you press the center of <9>. To register the AF point,
see page 448.
: Select AF point O z S (
During metering, you can select an AF point directly with <5> without
pressing the <S> button. When this function is set, the functions of the
<O> and <S> buttons will be switched between them. By holding
down the <S> button and turning the <6> dial, you can set the
exposure compensation or aperture.
*7: With the setting screen displayed, you can press the <B> button, then set the
direction for switching the AF point for when the <5> dial is turned. The [Direction:
AF point switching] settings for [Horizontal] and [Vertical] will work for Single-point
Spot AF, Single-point AF, Man. select.: AF point expansion, and Expand AF area:
Surround. The [Direction: Zone AF frame switch] settings for [Cycle through the
zones], [Horizontal], and [Vertical] will work with Zone AF.
during metering)
7 Custom Controls
451