Nikon D780 DSLR Camera (Body Only) - Manual (Page 748)

702 Menu Guide > B The Setup Menu
D Number of Shots
[ No. of shots ] shows the number of times the shutter has been released.
Note that the camera may sometimes release the shutter without
recording a photograph, for example when measuring preset white
balance.
D Charging Batteries at Low Temperatures
Batteries in general exhibit a drop in capacity at low ambient
temperatures. Even fresh batteries charged at temperatures under about
5 °C (41 °F) may show a temporary increase from “0” to “1” in the value
shown for [
Battery age ], but the display will return to normal once the
battery has been recharged at a temperature of about 20 °C (68 °F) or
higher.
Choose whether the shutter can be released when no memory
card is inserted in the camera.
Slot Empty Release Lock
G button
U B setup menu
Option Description
a
[ Release
locked ]
The shutter cannot be released when no memory
card is inserted.
b
[ Enable
release ]
The shutter can be released with no memory card
inserted. No pictures will be recorded; during
playback, the camera displays “Demo”.