Sony UWP-D27 2-Person Camera-Mount Wireless Omni Lavalier Microphone System (UC90: 941 to 960 MHz) - Manual (Page 520)

Hint
You can also assign shooting functions to the focus hold button on the lens. However, some lenses do not have a focus hold
button.
Related Topic
Using Fn (Function) button (Function menu)
Changing the function of the dial temporarily (My Dial Settings)
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