Canon EOS-1 D X Mark II Instruction Manual page 493

2: AF2 (Purple)
AI Servo 1st image
priority
AI Servo 2nd image
priority
2: AF3 (Purple)
Lens electronic MF
AF-assist beam firing
One-Shot AF release
priority
Release priority / Equal priority / Focus priority
Shooting speed priority: -2/-1 / Equal priority: 0
/ Focus priority: +1/+2
Enable after One-Shot AF / Disable after One-
Shot AF / Disable in AF mode
Enable / Disable / IR AF assist beam only
Release priority / Focus priority
Menu Settings
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