F: controls, F1: lcd illuminator switch, F2: multi selector center button – Nikon D800 User Manual
Page 333: D switch, 0 309), g1, 0 309). f, Shooting mode

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U
Choose what happens when the power switch is rotated to
D.
This option determines the role assigned to the center of the multi
selector during viewfinder photography, playback, and live view
(regardless of the option selected, pressing the center of the multi
selector when a movie is displayed full frame starts movie
playback).
❚❚Shooting Mode
f: Controls
f1:
D Switch
G button
➜ A Custom Settings menu
Option
Description
D
LCD backlight (
D)
Control panel backlight illuminates for 6 s.
h
D and information
display
Control panel backlight illuminates and
shooting information is displayed in monitor.
f2: Multi Selector Center Button
G button
➜ A Custom Settings menu
Option
Role assigned to center of multi selector
J
Select center focus point
Select center focus point.
K Highlight active focus point Highlight the active focus point.
Not used
None.