Canon EOS 7D Mark II Guía De Instrucciones página 54

Basic Operation
U LCD Panel Illumination
Displaying Shooting Function Settings
After you press the <B> button a number of times, the shooting
function settings will be displayed.
With the shooting function settings displayed, you can turn the Mode
Dial to see the settings for each shooting mode.
Pressing the <Q> button enables Quick Control of the shooting
function settings (p.53).
Press the <B> button again to turn off the display.
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Turn on (9) or off the LCD panel
illumination by pressing the <U> button.
During a bulb exposure, pressing the
shutter button completely will turn off the
LCD panel illumination.