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You can find the functions to adjust screen brightness and calibrate the screen here.
11.3 Screen
Description of the backlight
[ Adjusting backlight ]
1. Tap
Screen
.
2. Tap
Backlight
.
You can use the
– and + buttons
to adjust screen brightness.
Lower backlight intensity:
Tap once to lower the intensity
by a level
Increase backlight intensity:
Tap once to increase the
intensity by a level
Save configurations you
have made and return to
the “
Screen
” screen
3.
Shows current
backlight intensity