Canon EOS-1D C EOS 1D X Instruction Manual - Page 342

85: Custom Controls : Metering and AF start When you press the button assigned to this function, metering and AF are executed. *1: If you assign the [Metering and AF start] function to the and buttons and add the function to switch to the registered AF point, you can instantly switch to the registered AF point. To enable this function, press the button in step 3 on page 337. On the [AF start point] selection screen, select [Registered AF point]. Registering and using an AF point 1. Set the AF area selection mode to one of the following: Single-point Spot AF, Single-point AF, AF point expansion (manual selection, surrounding points), or 61-point automatic selection AF. (Zone AF cannot be registered.) 2. Select an AF point manually (p.71). 3. Hold down the button and press the button. A beep will sound and the AF point will be registered. If the AF area selection mode is not set to 61-point automatic selection AF, the registered AF point will blink. If [24: Orientation linked AF point] is set to [Select separate AF points], you can register the AF point separately for the vertical (camera grip at top or bottom) and horizontal orientations. 4. When you press the button assigned to this function or press the button, the camera will switch to the manuallyselected AF point when you registered. To cancel the registered AF point, hold down the button and press the button. The registered AF point will also be canceled if you select [54: Clear all camera settings]. When an AF point is registered, the following will be displayed: • 61-point automatic selection AF: HP • Single-point Spot AF, Single-point AF, AF point expansion: SEL (Center)/SEL HP (Off-center) When registered with SEL or SEL HP, the registered AF point will blink. 342