BG-UHD-VW2X2A
18Gbps 1x4 HDMI/USB-C Video Wall Controller
User Manual
BZBGEAR BG-UHD-VW2X2A PRODUCT MANUAL
Address: 830 National Drive #140, Sacramento, CA 95834, USA · Tel: +1(888)499-9906 · Email: support@bzbgear.com 2
BZBGEAR BG-UHD-VW2X2A PRODUCT MANUAL
TABLE OF CONTENTS
Statement 4
Safety Precaution 4
Surge protection device recommended 4
Introduction 5
Features 5
Packing List 5
Specifications 6
Operation Controls and Functions 7
Rear Panel 8
IR Remote 9
IR Cable Pin Assignment 9
Video Wall 10
RS-232 Control Command 11
Connection Diagram 16
Troubleshooting 17
Tech Support 18
Limited Product Warranty Terms 18
Mission Statement 18
Copyright 18
Address: 830 National Drive #140, Sacramento, CA 95834, USA · Tel: +1(888)499-9906 · Email: support@bzbgear.com 3
BZBGEAR BG-UHD-VW2X2A PRODUCT MANUAL
Statement
Please read these instructions carefully before connecting, operating, or configuring this
product. Please save this manual for future reference.
Safety Precaution
● To prevent damaging this product, avoid heavy pressure, strong vibration, or immersion
during transportation, storage, and installation.
● The housing of this product is made of organic materials. Do not expose to any liquid,
gas, or solids which may corrode the shell.
● Do not expose the product to rain or moisture.
● To prevent the risk of electric shock, do not open the case. Installation and maintenance
should only be carried out by qualified technicians.
● Do not use the product beyond the specified temperature, humidity, or power supply
specifications.
● This product does not contain parts that can be maintained or repaired by users.
Damage caused by dismantling the product without authorization from BZBGEAR is not
covered under the warranty policy.
● Installation and use of this product must strictly comply with local electrical safety
standards.
Surge protection device recommended
This product contains sensitive electrical components that may be damaged by electrical
spikes, surges, electric shocks, lightning strikes, etc. Use of surge protection systems is
highly recommended to protect and extend the life of your equipment.
Address: 830 National Drive #140, Sacramento, CA 95834, USA · Tel: +1(888)499-9906 · Email: support@bzbgear.com 4
BZBGEAR BG-UHD-VW2X2A PRODUCT MANUAL
Introduction
The BG-UHD-VW2x2A 18Gbps 1x4 Video Wall Controller is designed to capture,
AD converts, route, and distribute all-format signals to a video wall (LCDs) while
maintaining true digital signal transmission. It features HDMI and USB-C inputs with
resolutions up to 4K@60 4:4:4 and four HDMI outputs. Multiple video wall modes
are supported for video output. Additionally, optical audio and L/R analog audio
de-embedding outputs are also supported. The controller can be operated via front
panel buttons, an IR remote, and RS-232 commands.
Features
● HDMI 2.0, HDCP 2.2, and DP1.2a compliant
● Support HDMI input and USB-C input, and the resolution is up to 4K@60Hz 4:4:4
● Support optical audio and L/R analog audio de-embedding output
● Support 8 video wall splicing modes: 1x1, 2x1, 3x1, 4x1, 1x2, 1x3, 1x4, 2x2
● Support image 180° rotation, convenient for ceiling installation
● Support bezel adjustment for the splicing edge
● Advanced EDID management
● Control via front panel buttons, IR remote, and RS-232 commands
● Simple plug and play, no drive and installation settings are required
Packing List
● 1 × 18Gbps 1x4 Video Wall Controller
● 1 × 12V/1A Locking Power Supply
● 1 × Power Adapter
● 1 × IR Remote
● 1 × 5V IR Receiver Cable (1.5m)
● 1 × 3pin-3.81mm Phoenix Connector (male)
● 4 × Machine Screw (KM3*4)
● 2 × Mounting Ear
● 1 × User Manual
Address: 830 National Drive #140, Sacramento, CA 95834, USA · Tel: +1(888)499-9906 · Email: support@bzbgear.com 5
BZBGEAR BG-UHD-VW2X2A PRODUCT MANUAL
Specifications
Technical
HDMI Compliance
HDMI 2.0b
HDCP Compliance
HDCP 2.2
Video Bandwidth
18Gbps
Video Resolution
Input: up to 4K@60Hz 4:4:4
Output: 720P60Hz, 1080P60Hz, 4K30Hz, 1024x768P60Hz
Color Space
RGB, YCbCr_4:4:4, YCbCr_4:2:2, YCbCr_4:2:0
Color Depth
8/10/12 bit
IR Level
5Vp-p
IR Frequency
38KHz
Audio Formats
HDMI IN/OUT: LPCM 2.0/5.1/7.1, Dolby Digital/Plus/EX, DTS,
DTS-EX, DTS-96/24
L/R OUT: PCM 2.0
SPDIF(OPTICAL): Dolby Digital/plus, DTS 5.1, PCM 2.0
Audio Latency
No Latency
Video Latency
No Latency
ESD Protection
Human body model — ±8kV (Air-gap discharge) &
±4kV (Contact discharge)
Connection
Input ports
1 × HDMI INPUT [Type A, 19-pin female]
1 × USB-C INPUT [Type C, 24-pin female]
Output ports
4 × HDMI OUTPUT [Type A, 19-pin female]
1 × OPTICAL AUDIO OUT [S/PDIF]
1 × L/R AUDIO OUT [RCA]
Control ports
1 × RS-232 [3pin-3.81mm phoenix connector]
1 × IR EXT [3.5mm, Stereo Mini-jack]
Mechanical
Housing
Metal Enclosure
Color
Black
Dimensions
8.7in x 3.9in x 1.2in [220mm [W] x 100mm [D] x 30mm [H]]
Weight
1.3 lbs [590g]
Power Supply
Input: AC 100-240V 50/60Hz, Output: DC 12V/1A
(US/EU standard, CE/FCC/UL certified)
Power Consumption
5.5W (Max)
Operating Temperature
32 - 104°F / 0 - 40°C
Storage Temperature
-4 - 140°F / -20 - 60°C
Relative Humidity
20 - 90% RH (no-condensing)
Video Resolution
4K60
4K24
1080P60
HDMI Cable Length
(HDMI IN / OUT)
8m/26ft
10m/32ft
15m/49ft
The use of “Premium High-Speed HDMI” cables is highly recommended.
Address: 830 National Drive #140, Sacramento, CA 95834, USA · Tel: +1(888)499-9906 · Email: support@bzbgear.com 6
BZBGEAR BG-UHD-VW2X2A PRODUCT MANUAL
Operation Controls and Functions
Front Panel
NO.
Name
Function Description
1
Power button
In shutdown/standby status, press this button to power on; in
power-on status, press this button for 2~3 seconds to enter standby
status.
2
Power LED
The LED will light in green when the product is working normally, and
red when the product is on standby.
3
HDMI LED
The LED will light in green when HDMI input is selected.
4
USB-C LED
The LED will light in green when USB-C input is selected.
5
AUTO LED
The LED will light green when auto-switching is enabled.
6
IR window
IR signal receiving window.
7
HDMI button
Press this button to select the HDMI input channel.
8
USB-C button
Press this button to select the USB-C input channel.
9
MODE button
Press this button to switch the 8 splicing modes circularly.
10
RES button
Press this button to switch the resolutions of the four HDMI outputs
circularly.
Address: 830 National Drive #140, Sacramento, CA 95834, USA · Tel: +1(888)499-9906 · Email: support@bzbgear.com 7
BZBGEAR BG-UHD-VW2X2A PRODUCT MANUAL
Rear Panel
NO.
Name
Function Description
1
HDMI INPUT
HDMI signal input port, connected to an HDMI source device.
2
USB-C INPUT
USB-C signal input port, connected to a USB-C source device.
3
OPTICAL AUDIO
OUT
Optical audio output port, connected to an audio output
device such as an audio amplifier.
4
L/R
AUDIO OUT
Analog audio output port, connected to an audio output device such
as a speaker.
5
VIDEO WALL
OUT (HDMI1~4)
HDMI signal output port, connected to TVs.
6
RS-232
3-pin Phoenix connector, connected to a PC or control system for
serial port upgrade or RS-232 command control.
7
IR EXT
IR signal receiving port, connected with 38KHz IR Receiver cable.
If the IR signal receiving window of the unit is blocked or the unit is
installed in a closed area out of the infrared line of sight, the IR
receiver cable can be inserted into the “IR EXT” port to receive the IR
remote signal.
8
DC 12V
Connect to 12V/1A power adapter.
Address: 830 National Drive #140, Sacramento, CA 95834, USA · Tel: +1(888)499-9906 · Email: support@bzbgear.com 8
BZBGEAR BG-UHD-VW2X2A PRODUCT MANUAL
IR Remote
IR Cable Pin Assignment
Address: 830 National Drive #140, Sacramento, CA 95834, USA · Tel: +1(888)499-9906 · Email: support@bzbgear.com 9
BZBGEAR BG-UHD-VW2X2A PRODUCT MANUAL
Video Wall
Users can set display modes via front panel buttons, an IR remote, and RS-232 commands.
Note: In video wall mode (except for mode 1x1), only the screens selected to perform video
wall splicing will display images, and their bezels can be adjusted.
Address: 830 National Drive #140, Sacramento, CA 95834, USA · Tel: +1(888)499-9906 · Email: support@bzbgear.com 10
BZBGEAR BG-UHD-VW2X2A PRODUCT MANUAL
RS-232 Control Command
The product also supports RS-232 command control. To connect, use a 3-pin Phoenix
connector cable and an RS-232 to USB cable to link the RS-232 port of the product to a
PC. The connection method is as follows:
Next, open a Serial Command tool on the PC to send ASCII commands to control the
device. The ASCII command list is shown below:
Address: 830 National Drive #140, Sacramento, CA 95834, USA · Tel: +1(888)499-9906 · Email: support@bzbgear.com 11
BZBGEAR BG-UHD-VW2X2A PRODUCT MANUAL
Address: 830 National Drive #140, Sacramento, CA 95834, USA · Tel: +1(888)499-9906 · Email: support@bzbgear.com 12
BZBGEAR BG-UHD-VW2X2A PRODUCT MANUAL
Address: 830 National Drive #140, Sacramento, CA 95834, USA · Tel: +1(888)499-9906 · Email: support@bzbgear.com 13
BZBGEAR BG-UHD-VW2X2A PRODUCT MANUAL
Address: 830 National Drive #140, Sacramento, CA 95834, USA · Tel: +1(888)499-9906 · Email: support@bzbgear.com 14
BZBGEAR BG-UHD-VW2X2A PRODUCT MANUAL
Address: 830 National Drive #140, Sacramento, CA 95834, USA · Tel: +1(888)499-9906 · Email: support@bzbgear.com 15
BZBGEAR BG-UHD-VW2X2A PRODUCT MANUAL
Connection Diagram
Address: 830 National Drive #140, Sacramento, CA 95834, USA · Tel: +1(888)499-9906 · Email: support@bzbgear.com 16
BZBGEAR BG-UHD-VW2X2A PRODUCT MANUAL
Troubleshooting
Problems
Causes
Solutions
No Power / All LED off
Power supply not connected,
connected fully, or wrong power
supply.
Check if the power supply is
connected correctly and the
output voltage value is within
recommended specifications.
No sound or sound issues
The HDMI connection is faulty,
the audio format is not
supported by the displays, or
the source player is set to
another port for audio output
Check if the HDMI cables are
connected correctly.
Check if the audio format is
supported by the display and
that a user has not changed the
supported audio format on the
player`s audio output. Ensure
output settings from the HDMI
source device as set correctly.
No picture or picture flickers
The HDMI cable may be faulty
or the category cable quality is
faulty.
Check if the HDMI
and category cable connections
are correct and undamaged.
Change to another good
working HDMI cable or category
cable (CAT6 or better cable is
recommended).
Address: 830 National Drive #140, Sacramento, CA 95834, USA · Tel: +1(888)499-9906 · Email: support@bzbgear.com 17
BZBGEAR BG-UHD-VW2X2A PRODUCT MANUAL
Tech Support
Have technical questions? We may have answered them already!
Please visit BZBGEAR’s support page (bzbgear.com/support) for helpful information and
tips regarding our products. Here you will find our Knowledge Base
(bzbgear.com/knowledge-base) with detailed tutorials, quick start guides, and step-by-step
troubleshooting instructions. Or explore our YouTube channel, BZB TV
(youtube.com/c/BZBTVchannel), for help setting up, configuring, and other helpful how-to
videos about our gear.
Need more in-depth support? Connect with one of our technical specialists directly:
Phone
1.888.499.9906
Email
support@bzbgear.com
Live Chat
bzbgear.com
Limited Product Warranty Terms
Pro Line: 5-year warranty from the date of purchase for AV/Broadcasting products bought
on or after August 1, 2024.
Essential Line: 3-year warranty from the date of purchase for AV/Broadcasting products
bought on or after August 1, 2024.
Cables: Lifetime Limited Product Warranty.
For complete warranty information, please visit bzbgear.com/warranty.
For questions, please call 1.888.499.9906 or email support@bzbgear.com.
Mission Statement
BZBGEAR is a breakthrough manufacturer of high-quality, innovative audiovisual equipment
ranging from AVoIP, professional broadcasting, conferencing, home theater, to live
streaming solutions. We pride ourselves on unparalleled customer support and services.
Our team offers system design consultation, and highly reviewed technical support for all
the products in our catalog. BZBGEAR delivers quality products designed with users in
mind.
Copyright
All the contents in this manual and its copyright are owned by BZBGEAR. No one is allowed
to imitate, copy, or translate this manual without BZBGEAR’s permission. This manual
contains no guarantee, standpoint expression or other implies in any form. Product
specifications and information in this manual are for reference only and are subject to
change without notice.
All rights reserved. No reproducing is allowed without acknowledgment.
Address: 830 National Drive #140, Sacramento, CA 95834, USA · Tel: +1(888)499-9906 · Email: support@bzbgear.com 18
