HDMI 8x8 Matrix Switch, UHD-4K
Installation Guide
© Muxlab Inc. 2020
5
corresponding blue LED will illuminate. Note that in this case the analog L/R
port is muted.
6
4k→1080P
button
Press the 4k→1080P button to select Output 1 or Output 2 to downscale this
output from 4K to 1080p. The corresponding blue LED will illuminate. For
example, if the source is 4K but the TV only supports 1080P, then this function
will downscale the 4K signal to 1080P to TV.
7
ARC button
Turns on / off the ARC function. The ARC LED will illuminate when the ARC
function is active.
5.2 Rear Panel
Number
Name
Rear Panel Function description
1
HDMI Input port
HDMI input ports, connect to HDMI source devices such as DVDs, TV Set Top
Boxes, PS4 stations, etc., with a high quality HDMI cable.
2
HDMI Output
port
HDMI output ports, connect to HDMI display devices such as TVs or Monitors
with a high quality HDMI cable.
3
Optical / Stereo
Port
Connect to an audio output device such as amplifier or powered speaker with
corresponding optical and analog audio cable.
4
EDID Auto /
Copy / Fix
AUTO:
Compare with Output 1 and Output 2 display device’s EDID
information, and then sending the best EDID information to source devices of
Output 1 and Output 2. The source devices of Output 1 and Output 2 will
send the EDID information again to the Output 1 and Output 2 display
devices.
COPY:
Copy Output 1 display device’s EDID information to source devices of
Output 1 and Output 2. Then the source devices of Output 1 and Output 2
will send the EDID information again to the Output 1 and Output 2 display
devices.
STD:
Output 1 and Output 2 display device defaults to 1080P.
5
Service
Firmware update port.
6
Power
Connects to the 12VDC, 1A power adapter for unit power. The power adapter
must also be plugged into an appropriate AC outlet.
