Canon 0304B001 User Manual - Page 165

3 Custom Function Settings C.Fn-11 AF point selection method 0: z=S+6 x=S+5 1: z=O+6 x=O+5 This reverses the functions of the button and button. 2: z=5 only x=P+6 While exposure metering is active, turn the dial to select a horizontal AF point. (If C.Fn-13-3 has been set, select a peripheral AF point.) This is also possible while you press the shutter button halfway and during continuous shooting with AI Servo AF. The AF point selection stops at the extreme left, extreme right, top-most, and bottom-most AF points. During autofocusing, you can press the button to switch instantly to the automatic AF point selection mode. You can also select the AF point (including automatic AF point selection) with the same operation as C.Fn-11-1. If both C.Fn-11-2 and C.Fn-18-1/2 (p.168) have been set, select a vertical AF point by pressing the button and turning the dial. 3: z=I+6 x=I+5 This reverses the functions of the button and button. C.Fn-12 Mirror lockup 0: Disable 1: Enable Effective for close-up and telephoto shots to prevent camera shake caused by the mirror's reflex action. See page 111 for the mirror lockup procedure. 165