5. Operation Controls and Functions
Number Function descriptionName
5.1 Front Panel
1 Power LED The blue LED will illuminate when the product is connected
power supply.
IR receiver window. It only receives IR remote signal
from this product.
2 IR
3
OUT A button
and LED
Press the OUT A button toselect an input source to OUT
A output, the corresponding blue LED will illuminate.
AUTO LED
The blue AUTO LED will illuminate and the AUTO function
will be turned on when you press the OUT A button up to
3seconds, press the OUT A button up to3seconds again
will turn off the AUTO function.
AUTO function: Detect input signal source. The AUTO
function is turned on, if an or a few HDMI IN ports are
connected source device, OUT A port will output the
signal from the last connected input source.
4
OUT B button
and LED
Press the OUT B button toselect an input source to OUT
B output, the corresponding blue LED will illuminate.
AUTO LED
The blue AUTO LED will illuminate and the AUTO function
will be turned on when you press the OUT B button up to
3 seconds, press the OUT B button up to3seconds again
will turn off the AUTO function.
AUTO function: Detect input signal source. The AUTO
function is turned on, if an or a few HDMI IN ports are
connected source device, OUT B port will output the
signal from the last connected input source.
5 AUDIO button
Press AUDIO button to select extract the input source
audio from OUT A port or OUT B port to optical and analog
L/R output, the corresponding blue LED will illuminate.
If ARC function is turned on, press AUDIO button to
select return the audio signal from OUT A or OUT B display
device to optical output, the corresponding blue LED will
illuminate. At this time, the analog L/R port is mute.
3/7
AUTO2 3 4 AUTO2 3 411 BA BA
IR OUT A OUT B AUDIO 4K 1080P ARC
123 4 567
Model No. LG-HMS4x2-H
