Nikon D780 DSLR Camera (Body Only) - Manual (Page 388)

342 Other Shooting Options
A Silent Photography
Selecting [ On ] for [ Silent live view photography ] disables some camera
features, including:
• ISO sensitivities of Hi 0.3 through Hi 2
• Flash photography
• Long exposure noise reduction
• Flicker reduction
A Silent Burst Photography
Custom Setting d13 [ Live view in continuous mode ] controls whether
the monitor remains on during burst photography in silent mode.