-3-
English
No. Name
Description
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.
6
4k→1080P
button
Press the button to select OUT A or OUT B 4k→1080P
downscale fucntion, the corresponding blue LED will
illuminate. For example, if source is 4K but TV only
supports 1080P, at this time the input resolution with 4K
will downscale to 1080P to TV output.
7
ARC button Turn on / off ARC function. The blue ARC LED will
illuminate when you turn on the ARC function.
Rear Panel
No. Name
Description
1
HDMI IN port HDMI input ports, connect to HDMI source device such
as DVD or PS4 with an HDMI cable.
2
HDMI OUT A
OUT B port
HDMI output ports, connect to HDMI display device such
as TV or Projector with an HDMI cable.
3
OPTICAL /
L/R port
Connect to audio output device such as amplifier or
speaker with optical and analog audio cable.
