Nikon D3x Manuel D’Utilisation

123

Z

The 

F button can be used to lock shutter speed at the value 

selected in shutter-priority auto or manual exposure mode, or to 
lock aperture at the value selected in aperture-priority auto and 
manual exposure modes. Lock is not available in programmed 
auto.

❚❚Shutter-Speed Lock

To lock shutter speed at the selected value, press the 

F button and 

rotate the main command dial until R icons appear in the 
viewfinder and the top control panel.

To unlock shutter speed, press the 

F button 

and rotate the main command dial until the 
R icons disappear from the displays.

F button