Link MX88-4KUHDE.2 User manual

Version: V1.0.0
MX88-4KUHDE.2
8x8 HDMI Matrix with Analog and Digital Audio Outputs
User Manual

Important Safety Instructions
1. Do not expose this apparatus
to rain, moisture, dripping or
splashing and that no objects
filled with liquids, such as vases,
shall be placed on the apparatus.
6. Clean this apparatus
only with dry cloth.
2. Do not install or place this unit
in a bookcase, built-in cabinet or
in another confined space.
Ensure the unit is well ventilated.
3. To prevent risk of electric
shock or fire hazard due to
overheating, do not obstruct
the unit’s ventilation openings
with newspapers, tablecloths,
curtains, and similar items.
4. Do not install near any heat
sources such as radiators, heat
registers, stoves, or other
apparatus (including amplifiers)
that produce heat.
5. Do not place sources of naked
flames, such as lighted candles,
on the unit.
7. Unplug this apparatus
during lightning storms or
when unused for long
periods of time.
8. Protect the power cord
from being walked on or
pinched particularly at
plugs.
9. Only use attachments /
accessories specified by
the manufacturer.
10. Refer all servicing to
qualified service
personnel.

Warnings of FCC
This equipment has been tested and found to comply with the limits for a
Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are
designed to provide reasonable protection against harmful interference in a
residential installation. This equipment generates uses and can radiate radio
frequency energy and, if not installed and used in accordance with the
instructions, may cause harmful interference to radio communications.
However, there is no guarantee that interference will not occur in a particular
installation. If this equipment does cause harmful interference to radio or
television reception, which can be determined by turning the equipment off
and on, the user is encouraged to try to correct the interference by one or
more of the following measures:
-- Reorient or relocate the receiving antenna.
-- Increase the separation between the equipment and receiver.
-- Connect the equipment into an outlet on a circuit different from that to
which the receiver is connected.
-- Consult the dealer or an experienced radio/TV technician for help.
Changes or modifications not expressly approved by the party responsible for
compliance could void the user's authority to operate the equipment.

1
Table of Contents
Introduction ...................................................................................................... 2
Overview................................................................................................... 2
Features ................................................................................................... 2
Package Contents .................................................................................... 3
Specifications ........................................................................................... 3
Panel Description ..................................................................................... 4
Front Panel........................................................................................ 4
Rear Panel ........................................................................................ 5
Installation and Wiring ..................................................................................... 7
Installation ................................................................................................ 7
Wiring ....................................................................................................... 7
Front Panel Control.......................................................................................... 9
IR Remote Control ......................................................................................... 11
RS232 Control ............................................................................................... 13
Web UI Control .............................................................................................. 14
Get Access to the Web UI....................................................................... 14
Matrix Control ......................................................................................... 16
General Setting....................................................................................... 19
Advanced Setting ................................................................................... 20
Warranty Terms and Conditions..................................................................... 33

2
Introduction
Overview
This product is an 8x8 HDMI Matrix with 4K@60 4:4:4 8bit, HDR10, HLG &
Dolby Vision and HDCP 2.2 compatibility. It allows eight sources to be
switched to any of the eight displays simultaneously. The matrix also provides
analog and digital audio output ports, which can be set to output
de-embedding audio or ARC audio from the associated HDMI output. It also
supports 4K to 1080P down scaler for each output when it is connected to
1080P TV.
It can be controlled by front panel buttons, IR, RS232 and LAN control with
Telnet API and Web UI.
As a compact 1U stand-alone 8x8 HDMI Matrix, it offers the convenience of
future-ready Ultra HD A/V switching and distribution solution.
Features
Supports HDMI 2.0 with 4K@60Hz 4:4:4 8bit and HDCP 2.2 compliant
Supports 4K HDR, HLG & Dolby Vision
The analog and digital audio output ports have two operation modes:
• Supports de-embedding audio from the associated HDMI output;
• Supports ARC audio from the associated HDMI output (in this case,
the HDMI output must connect to TV's HDMI ARC port)
Built-in 4K-1080P down scaler for each HDMI Output, the matrix can
downscale 4K@60Hz 444 to 1080P@60 444automatically when the
matrix is connected to 1080P display
Supports front panel buttons, IR, RS232 and LAN (Telnet API & Web UI)

3
control options
Supports the third-party remote to control the matrix through IR learning
(Configure IR learning function through web UI)
Supports firmware upgrade through web UI
Package Contents
1 x Matrix
1 x AC Power Cord with US Pins
1 x IR Remote
8 x Phoenix Male Connector (3.5 mm, 5 Pins)
1 x Phoenix Male Connector (3.5mm, 3 Pins)
2 x Mounting Brackets (with Screws)
Specifications
Technical
Input/Output Port
8 x HDMI IN, 8 x HDMI OUT, 1 x LAN,
1 x RS232, 8 x AUDIO OUT (S/PDIF digital
audio out and L/R analog audio out), 1 x AC IN
Input/Output Signal Type HDMI with 4K@60Hz 4:4:4, HDR 10,
HLG & Dolby Vision, HDCP 2.2
Input/Output Resolution
Supported
VESA:
800x6008, 1024x7688, 1280x7688, 1280x8008,
1280x9608, 1280x10248, 1360x7688,
1366x7688, 1440x9008, 1600x9008,
1600x12008, 1680x10508, 1920x12008
SMPTE:
720x576P6, 1280x720P6,7,8,
1920x1080P2,5,6,7,8, 3840x21602,3,5,6,8,
4096x21602,3,5,6,8
2 = at 24 Hz, 3 = at 25 Hz, 5 = at 30 Hz, 6 = at 50 Hz,
7 = at 59.94 Hz, 8 = 60 Hz
Audio Format
HDMI IN/OUT: Fully supports audio formats in
HDMI 2.0 specification, including PCM
2.0/5.1/7.1, Dolby TrueHD, Dolby Atmos,
DTS-HD Master Audio and DTS:X;
L/R OUT: Only support PCM 2.0;

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Technical
S/PDIF OUT: Support PCM, Dolby and DTS up
to 5.1 Channel.
Maximum Data Rate 18Gbps
Control MethodFront panel buttons, IR, RS232, LAN (Telnet
&WEB UI)
General
Operating Temperature 0°C to 45°C (32°F to 113°F)
Storage Temperature -20°C to 70°C (-4°F to 158°F)
Humidity 10% to 90%, non-condensing
ESD Protection
Human-body Model:
±8kV (Air-gap discharge)/
±4kV (Contact discharge)
Power Supply AC 100-240V 50/60Hz
Power Consumption
(Max) TBD
Device Dimension
(W x H x D)
440mm x 43.5mm x 300mm/
17.3” x 1.71” x 11.81” (Without mounting
brackets)
Product Weight 3.8kg/8.38lbs
Rack Space Required 1U
Transmission Distance
Cable Type Range Supported Video
HDMI
Input/Output: 15m/49ft 1080P@60Hz 24bpp
Input/Output: 10m/33ft 4K@60Hz 4:2:0 24bpp
Input/Output: 5m/16ft 4K@60Hz 4:4:4 24bpp
Panel Description
Front Panel
321
No. Name Description
1 Output Channel Indicates selected input for output port 1-8.

5
No. Name Description
Indicator
2 IR Window Receives signals from IR remote.
3 Selection Button
Output Select Left (◄)/Right (►): press to
select output channels.
Input Select Up (▲)/Down (▼):
• Short press to select input channels.
• Hold down the Up (▲) and Down (▼) buttons
simultaneously for at least 3s to display the
matrix IP address on LED indicator. (See
“Front Panel Control” section for detail
information)
•ENTER: Press to implement input and output
selection.
Rear Panel
1
3 4 5 6
2
No. Name Description
1 HDMI IN 1-8 Connect to HDMI source devices.
2 HDMI OUT 1-8 Connect to HDMI displays.
3AC 100-240V
50/60Hz
Connect the power cord provided. Accepts AC
power of 100-240V 50/60Hz.
4 LAN Connect to a control system for Web UI or Telnet
control.
5 RS232Connect to a control PC or control system for
RS232 serial control.
6 AUDIO OUT 1-8
Audio outputs:
• 5 Pins Phoenix female port (1-8): L/R analog
audio output.
• S/PDIF port (1-8): S/PDIF digital audio
output.
Note: Audio output ports can be set through web
UI or API commands to output de-embedding
audio of HDMI outputs, or output ARC audio from
the TVs (with ARC function supported, and the
CEC function is set to on) connected to HDMI
output ports.

6

7
Installation and Wiring
Installation
The Matrix occupies 1U space and can be placed on a solid and stable
surface or installed on a standard equipment rack.
Steps to install the matrix on an equipment rack:
1. Attach the installation bracket to the enclosure using the screws
provided in the package separately.
2. The bracket is attached to the enclosure as shown.
3. Repeat steps 1-2 for the other side of the unit.
4. Mount and affix the unit in the rack mount with the mounting screws
(provided by others).
Wiring
Warnings:
Before wiring, disconnect the power from all devices.
During wiring, connect and disconnect the cables gently.