Video Wall Controller
LM-TV04M
Operating Manual
Contents
Chapter 1.Preface...................................................3
Chapter 2.Notices...................................................3
Chapter 3.Product Introduction..............................4
Chapter 4.System Parameters.................................5
Chapter 5.Topological graph..................................6
Chapter 6.Port and Key..........................................7
1.Port specification..............................................................7
2.Key specification..............................................................7
3.Remote Control Button Specification...............................8
Chapter 7.Function Description .............................9
1.2X2 Installation Instructions.............................................9
2.Main Menu Description....................................................11
3.Splicing Wall Setting up...................................................13
4.Parameter Description......................................................13
5.Frame Blanking Description............................................13
6.Screen Flipping Description.............................................13
7.LED Setting Description..................................................13
8.Flying Subtitle Description..............................................16
Chapter 8.Common Problem and solution............17
Chapter 9.Guarantee Description..........................18
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Chapter 1.Preface
Welcome to choose our products, thank you for the support of our
products ! For the safety both of yourself and the equipment , please
read the instruction manual carefully before using this equipment.
Products are covered with a fragile label, pleasee preserve it carefully
which will serve as the warranty certificate.
This product does not support lighting the screenn directly, the output is
connected to the HDMI port.
Please read this guide first when you have anyy problems；The text has
a detailed description of the device operation.If you still have questions,
please contact us and we will give you a satisfactory answer as soon as
possible.
• If this manual has a version changes, we will not inform you specially,
thank you for your understanding and cooperation!
Chapter 2.Notices
Please use DC 12V - 3A power supply and ensure thatt the entire work
Using the same protection system.
Can not be in power lines, signal lines, communication lines and other
cables on the pressure.The cable should be avoided to be trampled or
pressed to prevent leakage short circuit, etc...
When the device is inserted and pulled out, thee equipment needs to be
cut off to avoid from damage;Damage caused by live plug is not within
the scope of warranty.
The outer surface of the equipment may have ann opening for heat
dissipation.To prevent damage to equipment or fire caused by heat
accumulation DANGER.
The working environment of Equipment should payy attention to dust,
moisture, especially to prevent Liquid immersion and splashing inside.
The use of relative humidity : ≤ 80%,storage. temperature: -10℃ --
+60℃ ,Operating temperature:0 ℃ - +50℃.
Pay attention to anti static treatment at the whole assembly and
transport process.
The whole assembly can download or side loading, and loading without
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hard pressure.
The connection line between the product and thee supporting module
board can not be too long,Otherwise it may affect performance and
image quality.
Chapter 3.Product Introduction
This product is a special LCD TV, ultra narrow LCD screen projection
HD screen splicing processor, single support 4 to 16 HDMI,The utility
model relates to a signal output, which is connected with a LCD
television or other display devices,User can customize a variety of
splicing mode..
Products can be cascaded to achieve maximum 255 signal output..
The product uses the high definition processing chip, supports the
1080P signal input and the output..
The product is designed with infrared remote control and front panel
buttons Remote control of the connector for a key shortcut control and
full function control, Can also transport through the RS-232 control, a
more diverse work can be expanded..
Suitable for supporting 1 way VGA, 1 way DVI , 1 way USB, 1 wayy
HDMI input,All input signals can be switched to the screen for splicing
display.
Suitable for audio input and output, and support audio and videoo
synchronization output.
Supporting any splicing screen to 180 degree flip..
Built in flying subtitle function, you can use the control software
through RS-232 communication interface to the subtitles rolling
position, scroll speed, font size,Text color and background color
settings..
Built in image zoom function, you can use the control softwaree or
remote control menu on the screen to enlarge, shrink, cut the image, etc..
Support border blanking technology, with out this technologyy blanking,
the image will be the image appears on the visual pull; the image that
has been processed by the border blanking Deformation, stretching,
visual more natural.
Support USB access, insert the U disk can be directly decoded
video,pictures, MP3, documents, etc.; no need to configure other frontend equipment, simple and practical..
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Remote control support, infrared remote control can be completedd on
the processor the function of setting, switching and adjusting of the
remote control system,the distance is up to 7 to 10 meters.
Chapter 4.System Parameters
Appellation
Specifications
Input Signal
VGA
HD15 interface；Support 640x480/85HZ to
1920x1200/60HZ；
HDMI
HDMI1.4 (HDCP1.3) DVI1.0, HDMI embedded
audio;
DVI
DVI-I interface (24+5), maximum resolution
support 1920x1080/60HZ;
USB
The standard USB2.0 interface, can be connected
with the U disk and other storage devices; with video,
audio and image decoding, support TXT document
playback support; round robin play, pause, fast
forward, program list and other functions;
Output Signal
HDMI Output
4 HDMI output, support 2*2, 1*4, 4*1 splicing
mode; single maximum support for the 16 HDMI
signal output; maximum resolution support
1920x1080/60HZ;
Audio Output
Output
3.5 audio interface, support stereo, audio and video
signal synchronization switch;
Others
Control Mode
Remote Control、Front panel buttons、RS-232
Power Supply
DC12V-3A
Splicing Scale
Simple four splicing
Power Dissipation
50W
Chassis Specification
Specification
Size
210mm(length)*160mm(width)*45mm(height)
Weight
1.2Kg
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Chapter 5.Topological Graph
7
Chapter 6.Ports and Keys
1.Port Specification
Input Output
• DC12V：12V Power In • HDMI 1：HDMI 1 Output
• RS232：RS232 In • HDMI 2：HDMI 2 Output
• USB：USB Input • HDMI 3：HDMI 3 Output
• HDMI：HDMI Input • HDMI 4：HDMI 4 Output
• DVI：DVI Input
• VGA：VGA Input
• AUDIO-IN：Audio Input
• AUDIO-OUT: Audio Output
2.Front Panel Button Specification
• POWER:Power Light
• SUBTITLE:Caption ON/OFF
• SPLICING：Splicing/Single
• VGA：VGA Interface
• UP：Up Button
• LEFT：Left Button
• IR:Remote Control Light
• MENU：MENU button
• USB：Multi Media
• HDMI/DVI：HDMI/DVI
Interface
• DOWN：Down Button
3.Remote Control Button Specification
Packing Contents
1. 1 set ear mount
2. 1pcs 12v adapter
3. 1pcs CD Disk
4. 1pcs Remote Controller
5. 1pcs User Manual
6. 1pcs Rs232 adapter
OFF
Power OFF
ON
Power ON
PC
PC-RGB Signal
HDMI
HDMI Signal
DVI
DVI Signal
Volume Up
Subtitle ON/OFF
Volume Down
SW/SP
Splicing/Single
INPUT
Signal Source Menu
←
Left
→
Right
↑
Up ↓ Down
OK
OK
MENU
MENU
EXIT
EXIT
MUTE
MUTE
UPGRADE
UPGRADE
Chapter 7. Function Description
1. 2×2 Splicing Mode Setting Up Description
• Put the input signal（HDMI,DVI,VGA）into the input port of the
splicing box.
• Put the HDMI output of the splice box is connected to the screen (no
need to be in a certain order Connection).
• Through the controller in the packing box or the button on the front panel
of the equipment"MENU" call up the stitching menu, select "left" and
"right"Position the menu to the stitching menu (press "up" and
"down")The corresponding options, through the "left" and "right" to adjust
the parameters.
Select the switching mode settings as "2 x 2", As picture 1:
picture 1
Select the HDMI port and the corresponding splice location, according
to the upper left corner Tips too adjust (for example: 2X2 mode, lower
right corner) Unit HDMI ID is 1, the stitching position is 2, then the
splicing Position adjustment is 4, corresponding to the curtain wall
address.As picture 2:
picture 2
After the adjustment, turn this splicing switcher att "open" that is the
end of splicing
2. Main Menu Description :
Menu1：Picture menu
Menu2：Audio menu
Menu3：Time menu
Menu4：Option
3. Splicing Wall Setting up
1. in the main menu, choose to enter the setup menu - > stitching mode Set up.
2. press the left and right keys to select the appropriate splicing mode.
3. select the HDMI port selection, and according to the port ID select phase Location
of stitching (curtain wall address).
4. the splicing switch is adjusted to open, you can splice.
4. Parameter Description:
HDMI port: access to the HDMI output ID number, need and spell The same position
can be spliced correctly.Splice location: the location of the splicing wall, the curtain
wall address.
5. Frame Blanking Description:
In the settings menu, find the horizontal joint regulation / vertical seam can be
adjusted, frame blanking set. (for example: the level of 20mm splicing seam, the
seam level is adjusted to +20MM)
6. Screen Flipping Description :
In the settings menu, select the appropriate HDMI port number, and then select the
mirror menu, press the "right" button to flip .
7. LED setting Description:
This product supports LED clipping and screenshot function with rolling subtitles.
Under the image menu, select the LED settings, you can enter the LED function. As
picture 1:
picture 1
In the LED settings project, you can image scaling, cutting, and other corresponding
LED functions, the image will be scaled to adapt to the need to cut. As picture 2:
picture 2
LED Setting
LED Image scaling
DISP HSTAR:Select the X axis starting point for the zoomed image
DISP VSTAR:Select the Y axis starting point for the zoomed image
DISP WIDTH:Select the width of the zoomed image
DISP HEIGHT:Select the height of the zoomed image
LED Image clipping
CROP HSTAR:Select the X axis coordinates for the cutting position
CROP VSTAR:Select the Y axis coordinates for the cutting position
CROP WIDTH:Select cutting height
CROP HEIGHT:Select cutting weight
8. Flying Subtitle
This product has a built-in scrolling subtitles function, can be directly on the
screen to send rolling subtitles, no need LED screen..
picture 1
Connect the RS232 cable to the RS232 interface of the product and open the
corresponding scroll caption software,The system can perform the function rolling
subtitles, and can carry out various functions of subtitles in the software text
location, text size, font speed, text color, background color, etc.Can also be
adjusted within the LED function can be LED image scaling and LEDD images
Cutting function, as shown in picture:
picture 2
Chapter 8.Common Problems and Solution
When the connection is completed, the screenn
has been shown "no signal"
1.Please check whether the signal line is plugged in.
2.Attempt to restart the device to recapture the signal.
3.Try to replace the signal line.
The remote control does not respondd
1.Check if the remote control is abnormal.
2.Check whether the distance is too far, there are obstacles in the middle.
When the connection is completed, it is foundd that when
the screen is not connected
1.Check whether the set position is correct in stitching settings.
2.Check whether the serial number and the serial number in the splicing settings
correspond.
After the connection is completed, it is foundd
that the screen is very blurred / Blurred screen / Double
image
1.Check the input and output signal line is normal.
2.Check whether the equipment is working properly.
When the menu is not availablee
1.Check whether or not to turn off the subtitle function (when the subtitle function
open, the menu will be unavailable).
Chapter 9.Guarantee Description
Please identify this, from the date off purchase, can enjoy
one year warranty service. In addition, not contain the mail
delivery fees, provide free warranty service, details are as
follows：
1.Due to accidental damage, unauthorized repair,improper storage resulting in
mechanical failure, are not included within the scope of the warranty.
2.The product is fragile label, the company will refuse to provide warranty service.
SHENZHEN LINK-MI TECHNOLOGY CO., LTD
WWW.LINK-MI.COM E-mail: service@link-mi.com
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