Nikon D40 User Manual
Page 127
Technical Notes/Appendix 115
The Command Dial
The command dial can be used in alone or in combination with other controls to adjust the
following settings. Changes to the affected setting are visible in the viewfinder and shoot-
ing information display.
Exposure
Choose a combination of aperture and shutter
speed (flexible program, mode P; 40).
Choose a shutter speed (modes S and M; 41,
43).
Set aperture (mode A; 42).
+
Set aperture (mode M; 43).
Set exposure compensation (modes P, S, and A
47).
Flash settings
+
Choose a flash mode (
,
,
,
,
, P, S, A, and
M
modes;
34–36).
+
Set flash compensation (P, S, A, and M modes;
48).
Fn button (available when the following options are selected for Custom Setting 11;
77)
+
Shooting mode
Image quality/size
ISO sensitivity
White balance