DMT VT101 User manual

VT101 - HDMI Matrix Switcher 4x4
Highlite International B.V. –Vestastraat 2 –6468 EX –Kerkrade –the Netherlands
Product code: 101221
USER MANUAL
ENGLISH
V1

1
VT101 - HDMI Matrix Switcher 4x4
Product code: 101221
Preface
Thank you for purchasing this DMT product.
The purpose of this user manual is to provide instructions for the correct and safe use of this product.
Keep the user manual for future reference as it is an integral part of the product. The user manual shall be
stored at an easily accessible location.
This user manual contains information concerning:
●Safety instructions
●Installation and operation of the device
●Intended and non-intended use of the device
●Maintenance procedures
●Troubleshooting
●Transport, storage and disposal of the device
Non-observance of the instructions in this user manual may result in serious injuries and damage of
property.
©2021 DMT. All rights reserved.
No part of this document may be copied, published or otherwise reproduced without the prior written
consent of Highlite International.
Design and product specifications are subject to change without prior notice.
For the latest version of this document or other language versions, please visit our website
www.highlite.com or contact us at [e-mail].
Highlite International and its authorized service providers are not liable for any injury, damage, direct or
indirect loss, consequential or economic loss or any other loss arising from the use of, or inability to use or
reliance on the information contained in this document.

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VT101 - HDMI Matrix Switcher 4x4
Product code: 101221
Table of contents
1. Introduction..........................................................................................................................................................3
Before Using the Product ..................................................................................................................................3
Intended Use .......................................................................................................................................................3
Product Lifespan.................................................................................................................................................4
Text Conventions ................................................................................................................................................4
Symbols and Signal Words................................................................................................................................4
Symbols on the Information Label ..................................................................................................................4
2. Safety ....................................................................................................................................................................5
Warnings and Safety Instructions ....................................................................................................................5
Requirements for the User.................................................................................................................................6
3. Description of the Device ...................................................................................................................................7
Front View ............................................................................................................................................................7
Back View ............................................................................................................................................................7
Product Specifications ......................................................................................................................................8
Dimensions...........................................................................................................................................................8
4. Installation ............................................................................................................................................................9
Installation Site Requirements ..........................................................................................................................9
Connecting to Power Supply...........................................................................................................................9
5. Setup ...................................................................................................................................................................10
Warnings and Precautions .............................................................................................................................10
Setup Example ..................................................................................................................................................10
6. Operation ...........................................................................................................................................................11
Safety Instructions for Operation...................................................................................................................11
Remote Control Operation ............................................................................................................................11
Dipswitch Setting ..............................................................................................................................................13
RS232 Control Protocol....................................................................................................................................13
RS232 Commands ............................................................................................................................................14
7. Troubleshooting .................................................................................................................................................15
8. Maintenance .....................................................................................................................................................16
Safety Instructions for Maintenance.............................................................................................................16
Preventive Maintenance................................................................................................................................16
Basic Cleaning Instructions ...................................................................................................................16
Corrective Maintenance................................................................................................................................16
9. Deinstallation, Transportation and Storage ....................................................................................................17
10. Disposal ..............................................................................................................................................................18
11. Approval.............................................................................................................................................................19

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VT101 - HDMI Matrix Switcher 4x4
Product code: 101221
1. Introduction
Before Using the Product
Important
Read and follow the instructions in this user manual before installing, operating or
servicing this product.
The manufacturer will not accept liability for any resulting damages caused by the non-observance of
this manual.
After unpacking, check the contents of the box. If any parts are missing or damaged, contact your
Highlite International dealer.
Your shipment includes:
●DMT VT101 - HDMI Matrix Switcher 4x4
●1x IR remote control
●1x DC Power Adapter (input 100-240VAC,
Output 12V 2A) (1,1 m)
●User manual
Fig. 01
Intended Use
This device is intended for professional use as an HDMI matrix switch. It is suitable only for indoor
installation. This device is not suitable for households.
Any other use, not mentioned under intended use, is regarded as non-intended and incorrect use.

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VT101 - HDMI Matrix Switcher 4x4
Product code: 101221
Product Lifespan
This device is not designed for permanent operation. Disconnect the device from the electrical power
supply when the device is not in operation. This will reduce the wear and will improve the device’s
lifespan.
Text Conventions
Throughout the user manual the following text conventions are used:
●Buttons: All buttons are in bold lettering, for example “Press the UP/DOWN buttons”
●References: References to chapters and parts of the device are in bold lettering, for example:
“Refer to 2. Safety”, “turn the adjustment screw (02)”
●0–255: Defines a range of values
●Notes: Note: (in bold lettering) is followed by useful information or tips
Symbols and Signal Words
Safety notes and warnings are indicated throughout the user manual by safety signs.
Always follow the instructions provided in this user manual.
DANGER
Indicates an imminently hazardous situation which, if not avoided, will result in
death or serious injury.
WARNING
Indicates a potentially hazardous situation which, if not avoided, could result in
death or serious injury.
CAUTION
Indicates a potentially hazardous situation, which, if not avoided, may result in
minor or moderate injury.
Attention
Indicates important information for the correct operation and use of the
product.
Important
Read and observe the instructions in this document.
Provides important information about the disposal of this product.
Symbols on the Information Label
This product is provided with an information label. The information label is located on the bottom plate of
the device.
The information label contains the following symbols:
This device is designed for indoor use.
This device is IEC protection class III.
This device shall not be treated as household waste.
Read and observe the instructions in this document.

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VT101 - HDMI Matrix Switcher 4x4
Product code: 101221
2. Safety
Important
Read and follow the instructions in this user manual before installing, operating or
servicing this product.
The manufacturer will not accept liability for any resulting damages caused by the non-observance of
this manual.
Warnings and Safety Instructions
DANGER
Danger for children
For adult use only. The device must be installed beyond the reach of children.
●Do not leave various parts of the packaging (plastic bags, polystyrene foam, nails, etc.) within
children’s reach. Packaging material is a potential source of danger for children.
DANGER
Incorrect handling of the AC power adapter may result in hazardous situations
This device is delivered with an AC power adapter. Incorrect handling of the AC power adapter may
result in hazardous situations.
●Use only the AC power adapter delivered with the device.
●Do not wrap the power cable around the power adapter or any other object. This can damage the
internal wires.
●Do not cover the power adapter with anything when it is plugged into the socket-outlet. This may
cause overheating.
●Do not expose the power adapter to water or other liquids.
Do not use the power adapter:
●If it shows signs of overheating, for example the plastic is damaged.
●If the AC input pins show signs of corrosion or overheating.
●If the power cable is damaged or shows signs of material fatigue.

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VT101 - HDMI Matrix Switcher 4x4
Product code: 101221
Attention
General safety
●Do not insert objects into the air vents.
●Do not switch the device on and off in short intervals. This decreases the device’s life.
●Do not shake the device. Avoid brute force when installing or operating the device.
●If the device is dropped or struck, disconnect the device from the electrical power supply
immediately.
●If the device is exposed to extreme temperature variations (e.g. after transportation), do not switch it
on immediately. Let the device reach room temperature before switching it on, otherwise it may be
damaged by the formed condensation.
Attention
This device shall be used only for the purposes it is designed for.
This device is designed to be used as a professional laser projector. Any incorrect use may lead to
hazardous situations and result in injuries and material damage.
●This device is not designed for permanent operation.
●This device does not contain user-serviceable parts. Unauthorized modifications to the device will
render the warranty void. Such modifications may result in injuries and material damage.
Attention
Do not expose the device to conditions that exceed the rated IP class conditions.
This device is IP20 rated. IP (Ingress Protection) 20 class provides protection against solid objects greater
than 12 mm, such as fingers, and no protection against harmful ingress of water.
Requirements for the User
This product may be used by ordinary persons. Maintenance and installation may be carried by ordinary
persons. Service shall be carried out only by instructed or skilled persons. Contact your Highlite
International dealer for more information.
Instructed persons have been instructed and trained by a skilled person, or are supervised by a skilled
person, for specific tasks and work activities associated with the operation, installation, service and
maintenance of this product, so that they can identify risks and take precautions to avoid them.
Skilled persons have training or experience, which enables them to recognize risks and to avoid hazards
associated with the operation, installation, service and maintenance of this product.
Ordinary persons are all persons other than instructed persons and skilled persons. Ordinary persons
include not only users of the product but also any other persons that may have access to the device or
who may be in the vicinity of the device

7
VT101 - HDMI Matrix Switcher 4x4
Product code: 101221
3. Description of the Device
The DMT VT101 - HDMI Matrix Switcher 4x4 is a combination of a switch and a splitter, allowing the
connection of multiple HDMI devices to multiple displays / televisions et cetera. It can be controlled
manually or by using an included remote, making operation very easy. An HDMI switch or splitter could
never give the same functionality or flexibility. The DMT VT101 supports resolutions up to 3840 x 2160 p @ 60
Hz. Indicators at the front of the unit display the current routing status for a clear overview of your output
signals.
Front View
Fig. 02
01) Output 1-4
02) Infrared sensor for remote control
03) RS232 Port
04) Dipswitches #1-#4 (ON=down, OFF=up)
Back View
Fig. 03
DC12V
OUT 1-OUT 4
IN 1 –IN 4
Power switch ON/OFF

8
VT101 - HDMI Matrix Switcher 4x4
Product code: 101221
Product Specifications
Model:
VT101 - HDMI Matrix Switcher 4x4
Electrical:
Input voltage:
100–240 V AC, 50/60 Hz
Power consumption:
15 W
Power supply
12V DC / 2A
Physical:
Dimensions:
276 x 135 x 26 mm (LxWxH)
Weight:
0,735 kg
Connections:
Inputs:
RS-232
4 HDMI 2.0 (3840 x 2160 p @ 60 Hz)
Outputs:
4 x HDMI 2.0 (2K downscaling)
HDMI resolution:
Up to 4K @ 60Hz
Construction:
Housing:
Metal
Color:
Black
IP rating:
IP20
Thermal:
Maximum ambient temperature ta:
40 °C
Minimum ambient temperature:
-10 °C
Maximum housing temperature tc:
50 °C
Humidity:
5–90 %
Dimensions
Fig. 04
Fig. 05

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VT101 - HDMI Matrix Switcher 4x4
Product code: 101221
4. Installation
Installation Site Requirements
The device must be installed only indoors.
The device can be positioned on a flat surface.
The maximum ambient temperature ta= 40 °C must never be exceeded.
The relative humidity must not exceed 50 % with an ambient temperature of 40 °C.
Connecting to Power Supply
Attention
Incorrect handling of the AC power adapter may result in hazardous situations
This device is delivered with an AC power adapter. Incorrect handling of the AC power adapter may
result in hazardous situations.
Connect the device to the socket-outlet with the delivered AC power adapter. Use only the AC power
adapter delivered with the device.

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VT101 - HDMI Matrix Switcher 4x4
Product code: 101221
5. Setup
Warnings and Precautions
Attention
Connect all data cables before supplying power.
Disconnect power supply before connecting or disconnecting data cables.
Setup Example
Fig. 06

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VT101 - HDMI Matrix Switcher 4x4
Product code: 101221
6. Operation
The device can be operated with a remote control or the dipswitches.
Manual operation can be done using:
●the dipswitches, or
●the remote control.
Safety Instructions for Operation
Attention
This device must be used only for the purposes it is designed for.
This device is intended for professional use as an HDMI matrix switch. It is suitable only for indoor
installation. It is suitable only for indoor installation.
Any other use, not mentioned under intended use, is regarded as non-intended and incorrect use.
Remote Control Operation
The device can be operated with an IR remote control. The remote control is included in the delivery.
DANGER
Do not ingest battery, chemical burn hazard.
The remote control is delivered without batteries. It accepts a CR-2025 coin cell battery. If the coin cell
battery is swallowed, it can cause severe internal burns in just 2 hours and can lead to death.
When replacing the battery, make sure that the polarity is correct. Incorrect polarity may damage the
remote control.
To operate the device with the IR remote control:
Point the remote control to the infrared sensor (02).
None
Fig. 07
1

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VT101 - HDMI Matrix Switcher 4x4
Product code: 101221
To install the batteries:
Press on one side of the remote and open the battery housing (Fig. 08).
Remove the entire battery holder bracket (Fig. 09).
Make sure that you’ve got the polarity of the battery correctly (Fig. 10).
Insert a CR-2025 battery into the battery housing (10) (Fig. 11).
Close the battery housing (Fig. 12).
Fig. 08
Fig. 09
Fig. 10
Fig. 11
Fig. 12

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VT101 - HDMI Matrix Switcher 4x4
Product code: 101221
Button
Function
Description
Back
Return to the last input port.
Forward
Forward to the next input port.
Input 1
Press the button to switch to Input 1.
Input 2
Press the button to switch to Input 2.
Input 3
Press the button to switch to Input 3.
Input 4
Press the button to switch to Input 4.
Dipswitch Setting
When the dipswitch is set downwards the value is ON, when it is set upwards the value is OFF.
Dipswitch 1
Dipswitch 2
Dipswitch 3
Dipswitch 4
Function
OFF
OFF
OFF
OFF
3D 4K 60HZ HDR 2 CH
OFF
OFF
OFF
ON
3D 4K 60HZ 7.1CH
OFF
OFF
ON
OFF
3D 4K 30HZ 2CH
OFF
OFF
ON
ON
3D 4K 30HZ 7.1CH
OFF
ON
OFF
OFF
2D 1080P stereo 2CH
OFF
ON
OFF
ON
2D 1080P 7.1 CH
OFF
ON
ON
OFF
3D 1080P stereo 2CH
OFF
ON
ON
ON
2D 1080P DVI
RS232 Control Protocol
Baud rate
9600bps
Data bits
8
Parity Check
None
Stop bits
1
Cyclic redundancy check
None

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VT101 - HDMI Matrix Switcher 4x4
Product code: 101221
RS232 Commands
Command
HEX
Feedback
Description
cir 1e\r\n
63 69 72 20 31 65 0D 0A
s1x\r\n
"x"value range 0~3
Output 1 select input port No.+1
cir 1d\r\n
63 69 72 20 31 64 0D 0A
s1x\r\n
"x"value range 0~3
Output 1 select input port No.-1
cir 00\r\n
63 69 72 20 30 30 0D 0A
s10\r\n
Output 1 select input 1
cir 01\r\n
63 69 72 20 30 31 0D 0A
s11\r\n
Output 1 select input 2
cir 02\r\n
63 69 72 20 30 32 0D 0A
s12\r\n
Output 1 select input 3
cir 03\r\n
63 69 72 20 30 33 0D 0A
s13\r\n
Output 1 select input 4
cir 06\r\n
63 69 72 20 30 36 0D 0A
s2x\r\n
"x"value range 0~3
Output 2 select input port No.+1
cir 05\r\n
63 69 72 20 30 35 0D 0A
s2x\r\n
"x"value range 0~3
Output 2 select input port No.-1
cir 08\r\n
63 69 72 20 30 38 0D 0A
s20\r\n
Output 2 select input 1
cir 09\r\n
63 69 72 20 30 39 0D 0A
s21\r\n
Output 2 select input 2
cir 0a\r\n
63 69 72 20 30 61 0D 0A
s22\r\n
Output 2 select input 3
cir 0b\r\n
63 69 72 20 30 62 0D 0A
s23\r\n
Output 2 select input 4
cir 0e\r\n
63 69 72 20 30 65 0D 0A
s3x\r\n
"x"value range 0~3
Output 3 select input port No.+1
cir 0d\r\n
63 69 72 20 30 64 0D 0A
s3x\r\n
"x"value range 0~3
Output 3 select input port No.-1
cir 10\r\n
63 69 72 20 31 30 0D 0A
s30\r\n
Output 3 select input 1
cir 11\r\n
63 69 72 20 31 31 0D 0A
s31\r\n
Output 3 select input 2
cir 12\r\n
63 69 72 20 31 32 0D 0A
s32\r\n
Output 3 select input 3
cir 13\r\n
63 69 72 20 31 33 0D 0A
s33\r\n
Output 3 select input 4
cir 16\r\n
63 69 72 20 31 36 0D 0A
s4x\r\n
"x"value range 0~3
Output 4 select input port No.+1
cir 15\r\n
63 69 72 20 31 35 0D 0A
s4x\r\n
"x"value range 0~3
Output 4 select input port No.-1
cir 18\r\n
63 69 72 20 31 38 0D 0A
s40\r\n
Output 4 select input 1
cir 19\r\n
63 69 72 20 31 39 0D 0A
s41\r\n
Output 4 select input 2
cir 1a\r\n
63 69 72 20 31 61 0D 0A
s42\r\n
Output 4 select input 3
cir 1b\r\n
63 69 72 20 31 62 0D 0A
s43\r\n
Output 4 select input 4
bc \r\n
62 63 20 0D 0A
s1x\r\n
s2x\r\n
s3x\r\n
s4x\r\n
"x"value range 0~3
Read HDMI matrix status
mrp 0 0\r\n
6D 72 70 20 30 20 30 0D 0A
mrp 00 00\r\n
Output 1 select IR input 1
mrp 0 1\r\n
6D 72 70 20 30 20 31 0D 0A
mrp 00 01\r\n
Output 1 select IR input 2
mrp 0 2\r\n
6D 72 70 20 30 20 32 0D 0A
mrp 00 02\r\n
Output 1 select IR input 3
mrp 0 3\r\n
6D 72 70 20 30 20 33 0D 0A
mrp 00 03\r\n
Output 1 select IR input 4
mrp 1 0\r\n
6D 72 70 20 31 20 30 0D 0A
mrp 01 00\r\n
Output 2 select IR input 1
mrp 1 1\r\n
6D 72 70 20 31 20 31 0D 0A
mrp 01 01\r\n
Output 2 select IR input 2
mrp 1 2\r\n
6D 72 70 20 31 20 32 0D 0A
mrp 01 02\r\n
Output 2 select IR input 3
mrp 1 3\r\n
6D 72 70 20 31 20 33 0D 0A
mrp 01 03\r\n
Output 2 select IR input 4
mrp 2 0\r\n
6D 72 70 20 32 20 30 0D 0A
mrp 02 00\r\n
Output 3 select IR input 1
mrp 2 1\r\n
6D 72 70 20 32 20 31 0D 0A
mrp 02 01\r\n
Output 3 select IR input 2
mrp 2 2\r\n
6D 72 70 20 32 20 32 0D 0A
mrp 02 02\r\n
Output 3 select IR input 3
mrp 2 3\r\n
6D 72 70 20 32 20 33 0D 0A
mrp 02 03\r\n
Output 3 select IR input 4
mrp 3 0\r\n
6D 72 70 20 33 20 30 0D 0A
mrp 03 00\r\n
Output 4 select IR input 1
mrp 3 1\r\n
6D 72 70 20 33 20 31 0D 0A
mrp 03 01\r\n
Output 4 select IR input 2
mrp 3 2\r\n
6D 72 70 20 33 20 32 0D 0A
mrp 03 02\r\n
Output 4 select IR input 3
mrp 3 3\r\n
6D 72 70 20 33 20 33 0D 0A
mrp 03 03\r\n
Output 4 select IR input 4
mrp 4 0\r\n
6D 72 70 20 34 20 30 0D 0A
mrp 04 00\r\n
All output select IR input 1
mrp 4 1\r\n
6D 72 70 20 34 20 31 0D 0A
mrp 04 01\r\n
All output select IR input 2
mrp 4 2\r\n
6D 72 70 20 34 20 32 0D 0A
mrp 04 02\r\n
All output select IR input 3
mrp 4 3\r\n
6D 72 70 20 34 20 33 0D 0A
mrp 04 03\r\n
All output select IR input 4

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VT101 - HDMI Matrix Switcher 4x4
Product code: 101221
7. Troubleshooting
This troubleshooting guide contains actions which can be carried out by the user. The device does not
contain user-serviceable parts.
Unauthorized modifications to the device will render the warranty void. Such modifications may result in
injuries and material damage.
Refer servicing to instructed or skilled persons. Contact your Highlite International dealer in case the
solution is not described in the table.
Problem
Probable cause(s)
Solution
The device does not
power up
No power to the device
●Check if power is switched on and
cables are plugged in
The device does not
respond to DMX
control
The controller is not connected
●Connect the controller
The device is not in DMX mode
●Activate DMX mode from the main
menu
The signal is reversed. The 3-pin/5-
pin DMX OUT of the controller does
not match the DMX IN of the
device
●Install a phase-reversing cable
between the controller and the device
The controller is defective
●Try using another controller
The device responds
erratically to DMX
control
Bad data link connection
●Examine connections and cables.
Correct poor connections. Repair or
replace damaged cables
The data link is not terminated with
a 120 Ω termination plug
●Insert a termination plug in the DMX
OUT connector of the last device on
the link
Incorrect addressing
●Check address settings and correct, if
necessary
In case of a setup with multiple
devices, one of the devices is
defective and disturbs data
transmission on the link
●To find out which is the defective
device, bypass one device at a time
until normal operation is restored
The device does not
respond to IR remote
control
The IR sensor is out of range
●Try using the remote control from a
different angle.
The battery of the remote control is
depleted
●Change the battery

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VT101 - HDMI Matrix Switcher 4x4
Product code: 101221
8. Maintenance
Safety Instructions for Maintenance
Maintenance and cleaning shall be carried out only by instructed persons.
Follow the maintenance schedule established for the site where the electrical enclosure is installed.
Disconnect power supply before servicing or cleaning.
Preventive Maintenance
Attention
Before each use, examine the device visually for any defects.
Make sure that:
●All screws used for installing the device or parts of the device are tightly fastened and are not
corroded.
●There are no deformations on housings, fixations and installation points.
●The power cables are not damaged and do not show any material fatigue.
Basic Cleaning Instructions
To clean the device, follow the steps below:
01) Disconnect the electrical enclosure from the power supply.
02) Clean the device with a soft, lint-free cloth.
03) Remove residual dust with an air-duster or air-blower. Keep the air-duster or air-blower at a minimum
distance of 30 cm.
Attention
●Do not immerse the device in liquid.
●Do not use alcohol or solvents.
●Do not clean the device with a brush.
●Make sure that the connections are fully dry before connecting the device to the power supply and
to other devices.
Corrective Maintenance
The device does not contain user-serviceable parts. Do not open the device and do not modify the
device.
Refer repairs and servicing to skilled persons. Contact your Highlite International dealer for more
information.

17
VT101 - HDMI Matrix Switcher 4x4
Product code: 101221
9. Deinstallation, Transportation and Storage
●Disconnect power supply before deinstallation.
●Use the original packaging to transport the device, if possible.
●Always observe the handling instructions printed on the outer carton box, for example: “Handle with
care”, “This side up”, “Fragile”.
●Clean the device before storing. Follow the cleaning instructions in chapter 8.2.1. Basic Cleaning
Instructions on page 16.
●Store the device in the original packaging, if possible.

18
VT101 - HDMI Matrix Switcher 4x4
Product code: 101221
10. Disposal
Correct disposal of this product
Disposal of Old Electrical and Electronic Equipment (Applicable in the European
Union and other European countries with separate collection systems)
This symbol on the product, its packaging or documents indicates that the product
shall not be treated as household waste. Dispose of this product by handing it to the
applicable collection point for the recycling of electrical and electronic
equipment. This is to avoid environmental damage or personal injury due to
uncontrolled waste disposal. For more detailed information about recycling of this
product contact the local authorities or the authorized dealer.

19
VT101 - HDMI Matrix Switcher 4x4
Product code: 101221
11. Approval
Check the respective product page on the website of Highlite International (www.highlite.com) for an
available declaration of conformity.