Solution
You can manually select the AF point or zone.
1. Set the lens’s focus mode switch to <AF>.
2. Set the camera's power switch to <ON>.
3. Set the Mode Dial to < P / Tv / Av / M / B>.
4. Press the <

> button.
5. Select an AF point.
- The AF point selection will change in the direction you tilt <
>.
- If you press <
> straight down, the center AF point (or center zone) will be selected.
- You can also select a horizontal AF point by turning the <
>dial and select a vertical AF point by turning the <
> dial.
- In the Zone AF mode, turning the <
> or <
> dial will change the zone in a looping sequence.