Logic LG-HMS4x4-H User manual

4 x 4 HDMI 2.0 18 Gbps Matrix Switcher
Model No. LG-HMS4x4-H
Version: LG-HMS4x4-H_2021

4 x 4 HDMI 2.0 18 Gbps Matrix Switcher
www.logicav.in
SAFETY PRECAUTIONS
For optimum performance and safety, please read these instructions carefully before connecting, operating, or
adjusting this product. Please keep this manual for future reference.
SURGE PROTECTION DEVICE RECOMMENDED
This product contains sensitive electrical components that may be damaged by electrical spikes, surges, electric shock,
lighting strikes, etc. Use of surge protection systems is highly recommended in order to protect and extend the life of
your equipment.

4 x 4 HDMI 2.0 18 Gbps Matrix Switcher
www.logicav.in
Table of Contents
1INTRODUCTION.........................................................................................................................................1
2FEATURES .................................................................................................................................................1
3PACKAGE CONTENTS.................................................................................................................................1
4SPECIFICATION..........................................................................................................................................2
5OPERATION CONTROLS AND FUNCTIONS .................................................................................................3
5.1 FRONT PANEL...............................................................................................................................................3
5.2 REAR PANEL.................................................................................................................................................3
5.3 CONNECTING TO THE SWITCHER.......................................................................................................................4
5.4 USING THE SWITCHER ....................................................................................................................................4
5.4.1 Power LED and Standby Mode .......................................................................................................... 4
5.4.2 Selecting Inputs ................................................................................................................................. 5
6IR REMOTE................................................................................................................................................5
7USING THE BULIT-IN WEB GUI INTERFACE.................................................................................................5
8API CONTROL COMMAND.......................................................................................................................12
9APPLICATION EXAMPLE ..........................................................................................................................18

4 x 4 HDMI 2.0 18 Gbps Matrix Switcher
www.logicav.in
..................................18

4 x 4 HDMI 2.0 18 Gbps Matrix Switcher
www.logicav.in 1
1Introduction
This high-performance HDMI Matrix Switcher can switch any of these four HDMI 2.0 sources to four HDMI 2.0 displays.
Each input and output support up to 4K60 444 resolution and HDCP 2.2. The outputs can be individually scaled for
1080p. De-embedded audio as Analog L/R and coaxial is available for both outputs. The ARC function can return
display device audio to coaxial port output only. Advanced EDID management is supported with its 18 Gbps
bandwidth and the additional features with the latest HDMI standards. This switcher can be controlled from the front
panel, RS-232, IR remote, or TCP/IP.
2Features
▪HDMI 2.0, HDCP 2.2 / HDCP 1.4 and DVI 1.0 compliant
▪Four 18 G HDMI 2.0 video inputs support up to 4K60 444 resolution
▪Four 18 G HDMI 2.0 video outputs support up to 4K60 444 resolution
▪Four outputs can be individually scaled for 4K→1080p
▪De-embedded audio to Analog L/R and Coaxial ports output
▪ARC audio return to the coaxial ports output only
▪Built-in Web GUI for TCP/IP control
▪Advanced EDID management supported
▪Four methods of control: Front panel, RS-232, IR remote, and TCP/IP
▪Compact design for easy and flexible installation
3Package Contents
Qty
Items
1
4 ×4 HDMI 2.0 18 Gbps Matrix Switcher
1
12 V/2.5 A Locking Power Adapter with a universal plug head, a UK
plug head, and an EU plug head respectively
1
IR Remote
2
Mounting Ears
1
38 KHz IR Receiver Cable (1.5 meters)
1
3-pin Phoenix Connector
1
User Manual

4 x 4 HDMI 2.0 18 Gbps Matrix Switcher
www.logicav.in 2
4Specification
Technical
HDMI Compliance
HDMI 2.0
HDCP Compliance
HDCP 2.2 and HDCP 1.4
Video Bandwidth
18 Gbps
Video Resolution
4K2K 50/60Hz 4:4:4
4K2K 50/60Hz 4:2:0
4K2K 30Hz 4:4:4
1080p, 1080i, 720p, 720i, 480p, 480i
All HDMI 3D TV formats
All PC resolutions including 1920 x 1200
Output Scaling
4K to 1080p
3D Support
Yes
Color Space
RGB, YCbCr4:4:4,YCbCr4:2:2, YCbCr 4:2:0
Color Depth
8-bit, 10-bit, 12-bit [1080P, 4K30Hz, 4K60Hz (YCbCr
4:2:0)] 8-bit [4K60Hz (YCbCr 4:4:4)]
HDMI Audio Formats
PCM2.0/5.1/7.1CH, Dolby Digital/Plus/EX, Dolby True
HD, DTS, DTS-EX,DTS-96/24, DTS High Res, DTS-HD
Master Audio, DSD
Coaxial Audio Formats
PCM 2.0, Dolby Digital / Plus, DTS 2.0/5.1
L/R Audio Formats
PCM 2.0 CH
HDR Support
HDR10, HDR10+. Dolby Vision, HLG
ESD Protection
Human-body Model: ±8kV (Air-gap discharge),
±4kV (Contact discharge)
Connection
Input Ports
4 × HDMI Type A [19-pin female]
Output Ports
4 × HDMI Type A [19-pin female]
4 × L/R audio out [3.5 mm Stereo Mini-jack] 4 ×
COAX audio out [RCA]
Control Ports
1x TCP/IP [RJ45]
1x RS-232 [3-pin phoenix connector] 1 x IR EXT [3.5
mm Stereo Mini-jack]
Mechanical
Housing
Metal Enclosure
Color
Black
Dimensions
220 mm (W)×105 mm (D)×44 mm (H)
Weight
792 g
Power Supply
Input: AC100~240 V 50/60 Hz
Output: DC 12 V/2.5 A (Locking connector)
Power Consumption
10 W (max..), 1.56 W (Standby)
Operating Temperature
0 °C ~ 40 °C / 32 °F ~ 104 °F
Storage Temperature
-20 °C ~ 60 °C / -4 °F ~ 140 °F
Relative Humidity
20~90% RH (Non-condensing)

4 x 4 HDMI 2.0 18 Gbps Matrix Switcher
www.logicav.in 3
Resolution / Cable
Length
4K60 -
Feet /
Meters
4K30 -
Feet / Meters
1080P60 -
Feet / Meters
HDMI IN /
OUT
10 ft / 3 m
32 ft / 10 m
42 ft / 15 m
The use of “Premium High-speed HDMI” cable is highly recommended.
5Operation Controls and Functions
5.1 Front Panel
5.2 Rear Panel
Name
Function Description
IR Sensor
IR input for remote control of the switcher.
POWER LED
Red LED indicates that the unit is powered.
OUT 1 / OUT 2 /
OUT 3 / OUT 4 Button
Press to select the desired input.
IN 1 IN2 / IN3 / IN4 LED
Green LED indicates when the input is selected for
respective output.

4 x 4 HDMI 2.0 18 Gbps Matrix Switcher
www.logicav.in 4
5.3 Connecting to the Switcher
1. Connect the desired HDMI input sources.
2. Connect the desired HDMI display devices.
3. Connect any CONTROL inputs that may be required: TCP/IP, RS-232 or IR IN.
4. Connect any audio devices to either the Coaxial or L/R outputs.
5. Connect the 12 V DC PSU.
5.4 Using the Switcher
5.4.1 Power LED and Standby Mode
The Power LED provides the following indications:
Color
Description
Red
The Switcher is active and fully controllable
Name
Function Description
TCP/IP (RJ45)
Control port for TCP/IP control or accessing the built-in Web GUI.
RS-232
3-pin pluggable connector for RS-232 control of the Switcher.
IR EXT
IR eye input for IR control of the Switcher.
Coaxial Audio OUT 1
/ OUT 2 / OUT 3 / OUT
4
RCA connector for coaxial audio output from HDMI OUT 1
/ OUT 2 / OUT 3 / OUT 4.
L/R Audio OUT 1
/ OUT 2 / OUT 3 / OUT
4
3.5 mm Mini-jack connector for stereo audio output from HDMI OUT
1 / OUT 2 / OUT 3 / OUT 4.
Earthing Point
Screw terminal for earthing the Switcher.
HDMI Input 1 to 4
HDMI Source inputs 1 to 4.
HDMI Output 1 to 4
HDMI outputs for displays 1 to 4.
DC 12 V IN
DC 12 V input for 12 V 2.5 A PSU.

4 x 4 HDMI 2.0 18 Gbps Matrix Switcher
www.logicav.in 5
Off
The Switcher is in standby mode, this state can be changed by
using API commands or IR Remote, or from the Web GUI interface.
5.4.2 Selecting Inputs
Manual Selection of the inputs is done by briefly pressing the OUT 1 / OUT 2 / OUT 3 / OUT 4 button repeatedly for
that channel until the desired input is selected.
6IR Remote
7Using the Bulit-In Web GUI Interface
The Switcher has a built-in Web interface to provide a means of controlling or configuring various settings. There are
six pages available, each of which will be outlined in detail in the following sections:
The six pages are:
1. Status –Display information about the firmware and IP setting.
2. Video –Switch the desired input source to output and set the pre-set.
3. Input –Display information about the input signal and EDID setting.
4. Output –Display information about the output signal and scaler option.
5. Network –Allow basic network setting management and login options.
6. System –Panel lock, beep, serial baud rate setting and firmware update.

4 x 4 HDMI 2.0 18 Gbps Matrix Switcher
www.logicav.in 6
Note these six pages are only accessible in Admin mode, when User mode is used only the Status and Video pages
are available.
To access the Web interface, enter the IP address of the switcher into the address bar of any web browser. The
default IP address is 192.168.1.100. Please see the following operation method.
Note that if the IP address of the switcher is unknown, use the RS-232 command given in the Network Setting section
“r ip addr!” to discover the current IP address or set the switcher to factory default status and IP address restores to
default 192.168.1.100.
Step 1: The TCP/IP port on the rear panel is directly connected a PC with an UTP cable.
Step 2: Set your PC IP address to the same network segment with Switcher, for instance set PC IP address to
192.168.1.200 and Subnet mask to 255.255.255.0.
Step 3: Enter the Switcher’s IP address into your browser on the PC to enter Web GUI page.