Sony ILCA-99M2 - Manual (Page 62)

Hint
When the product cannot focus automatically, the focus indicator flashes and the beep does not
sound. Either recompose the shot or change the focus setting. In [Continuous AF] mode,
lights
up and the beep indicating that the focus has been achieved does not sound.
Note
When the subject is moving, you cannot lock the focus even if [Focus Mode] has been set to
[Automatic AF].
[31] Shooting Focusing
Focus Mode
Selects the focus method to suit the movement of the subject.
The focus mode switching method depends on the attached lens.
If it is difficult to focus on the desired subject, set [Focus Area] to [Center] or [Flexible
Spot].
Keep pressing the shutter button halfway down, and place the subject back in the original
position to re-compose the shot. 3.
Press the shutter button down fully to take the picture. 4.
If the lens has a focus mode switch, set it to “AF” or “MF.”
With an SSM lens or an SAM lens that supports DMF (Direct Manual Focus)*, you can
switch the focus mode to any mode including the auto focus and manual focus modes
by operating the camera, even when the focus mode switch on the lens is in the “AF”
position.
1
SAL18135 only (as of the day this camera was released) *