LG HU715QW-GL Owner's Manual page 19

(INPUT)
Changes the input source.
(INPUT) *
Accesses the [Home Dashboard].
Change the input source to [HDMI 1].
These access special functions in some menus.
The remote control buttons light up so that you can
use the remote control in the dark.
If the remote control does not move, the pointer
disappears and the remote control light turns off in
about 5 seconds.
The lighting function is applied when the product is
shipped, and if you press and hold the
more than 5 seconds, the
twice and you can turn the lighting function on or off.
(Sound Mode)
Changes the [Sound Mode].
(Aspect Ratio)
Changes the aspect ratio of the screen per pressing of
the button.
(Installation)
Execute [Focus Adjustment].
(Picture Mode)
Changes the [Picture Mode].
button for
(POWER) button flashes
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