Buttons - Nikon D3100 User Manual

Buttons

Choose the roles played by the Fn and AE-L/AF-L buttons.
❚❚ Fn Button
Choose the role played by the Fn button. The item currently
selected is shown by a white-on-black icon in the information
display.
Option
Image
v
quality/size
ISO
w
sensitivity
White
m
balance
Active
!
D-Lighting
❚❚ AE-L/AF-L Button
Choose the role played by the AE-L/AF-L button.
Option
B AE/AF lock
C AE lock only
F AF lock only Focus locks while the AE-L/AF-L button is pressed.
AE lock
E
(hold)
A AF-ON
g
❚❚ AE Lock
At the default setting of Off, exposure only locks when the
AE-L/AF-L button is pressed. If On is selected, exposure will also
lock when the shutter-release button is pressed halfway.
146
Description
Press the Fn button and rotate the command dial
to select image quality and size (0 64).
Press the Fn button and rotate the command dial
to select ISO sensitivity (0 71).
Press the Fn button and rotate the command dial
to select white balance (P, S, A, and M modes only;
0 87).
Press the Fn button and rotate the command dial
to select an Active D-Lighting option (P, S, A, and M
modes only; 0 85).
Description
Focus and exposure lock while the AE-L/AF-L
button is pressed.
Exposure locks while the AE-L/AF-L button is
pressed.
Exposure locks when the AE-L/AF-L button is
pressed, and remains locked until the button is
pressed a second time or the exposure meters
turn off.
The AE-L/AF-L button initiates autofocus. The
shutter-release button can not be used to focus
except when AF-F is selected in live view or
during movie recording.
G button ➜ B setup menu
Fn button
AE-L/AF-L button