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Tap to adjust subwoof freq, bass factor middle factor.
Back Bright (dimmer): Adjust backlight brightness in
night mode. (25%, 50%, 75% or 100% of normal
brightness)
Back light
Set the lasting time periods of backlight.
(Normal status: off, 15s, 30s, and 60s.)
Clock Adjust: Tap to adjust time:
Tap to select setup options (hour, minute, second);
Tap to adjust time in each option.
Touch Adjust: Calibration of the screen is needed when
displayed position do not match touch position.
Tap the center of X on the touch screen and hold it for
more than 1 second until adjust succeed appears on the
screen.
INFO
INFO
INFO
duration of the
adjust the