LINK-MI LM-SH81 User manual

HD Video Multiplexers
LM-SH81
User Manual

1
Catalog
1, Installation Notes………………………………………………………… 2
2,Product Introduction……………………………………………………… 4
3, Machine installation……………………………………………………… 7
4, Remote Control Description……………………………………………… 8
5, Key Instructions…………………………………………………………… 10
6, Software Control…………………………………………………………… 11

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Chapter One Installation Notes
For your safety and equipment security, please be sure reading the safety
instructions carefully before using the machine.
If you have doubts in the use, please read this manual first. Described in
detail in the body of the device operation. If you still have questions, please
contact us, we will give you a satisfactory answer as soon as possible.
Specifications subject to release to change without notice, please understand.
When installing, please note the following
1,Power supply:
Please use with protection to single-phase three-wire AC 220V power supply,
and ensure that the entire engineering system using the same protected. You can
not use unprotected power, the power cord ground pin can not be destroyed.
2, Power off:
When you need to move equipment or other work must outage, to shut off all
power, including the power switch, unplug the power plug, so as to ensure the
safety of your equipment.
3, Cable:
Items can not put pressure on the power supply lines, signal lines,
communication lines, cable should keep from trample or extrusion, to prevent
the risk of leakage or short circuit.
4, Connecting the signal line:
Inserting or pulling the signal line to the device, the device needs outage,
so as not to damage the device. Hot plug caused damage not covered under
warranty.
5, Vents:
The outer surface of the device may have openings for heat dissipation, do
not block these openings, in order to avoid heat build-up, the risk of damage
to the equipment or cause fire.
6, Equipment placement:
Should a reasonable settlement for devices such as standard rack mount,
chassis, cabinets, or placed on a stable flat work surface to prevent the unit
from dropping.
7, Surroundings:
Equipment working environment should pay attention to dust, moisture, in
particular, to prevent the liquid from soaking and splashing into the interior
of the device.
8, Service:
All repairs should be done by qualified service personnel , untrained Never
attempt to repair equipment. To prevent the risk of electric shock, do not open
the cabinet.
9, Safety Precautions:
1, the internal high-voltage equipment, non-professional maintenance personnel
shall not open the case, to avoid danger;
2, non-dripping or splashing, prohibited place any container with liquid items
on the device;
3, for the prevention of fire,forbiding a device near the fire;

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4, for adequate ventilation, equipment should be maintained at least20CM void
of the front and rear panels;
5, devices should be immediately unplug the power cord and handled by
professional maintenance personnel such as eerie noise, smell or smoke;
6, In the case of lightning or unused for long periods, unplug the power cord;
7, not stuffed any object to ventilation holes of the device to avoid damage to
the equipment or electric shock;
8, not to place the device near water or other damp places;
9, the device should not be placed near heat sink or other high temperature
places;
10, properly organize the power cord to prevent breakage;
11, the following conditions should unplug the device power cord, handled by
qualified service personnel:
1) The power cord is damaged or frayed;
2) When the liquid has been spilled into the device;
3) The device is dropped or the cabinet damaged;
4) This device malfunction or significant performance changes.
5) Regularly check the fan whether is working properly, if the fan does not
wo rk you s ho uld turn off the de vic e and d isc onne ct the power supply
immediately,and by professionals to deal with;
This device is not suitable for non-professionals to operate the debugger,
users are subject to professional training and guidance.
Please read carefully before using and this manual should be properly
preserved for later use.

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Chapter two Product Introduction
1 Product description
Product is a high-performance HD multi video multiplexers, the main function
is to enter the multi-channel BNC, VGA, HDMI signals into one HD HDMI and VGA
o ut p ut , ma ke mo re di gi t al s i gn al s a t t h e s a m e t i m e d i sp la y ed o n a
high-definition display unit. HD video multiplexers support projectors, LCD,
DLP, plasma, full-color LED display unit ect with high-definition interface.
HD video multiplexers is currently use a relatively large number of standard
products on the market, products are mainly used in video conferencing,
teaching, exhibition, stock where need a single display unit simultaneously
display multiple HD signals
2 The main function
support a single display unit simultaneously display multiple
high-definition or analog signals;
8 composite video,8 channel VGA, 8 way HDMI,in total 24 channel signal
input;
1 channel HDMI and 1 VGA output synchronously;
compatible with various input signal resolution, supports 1920 * 1080
ultra-high resolution output signal;
support PIP, POP, window, overlay, roam, images of any size and location ;
support transparency adjustment of image, you can see the bottom image
through the above picture;
widely support 100V ~ 240V AC input, can be common to any country
worldwide;
standard 4U wiredrawing chassis, directly on standard cabinet;
support chassis buttons, IR remote control, RS-232 serial control and in
control;
High-quality HD video multiplexers tailored Designed for video projects；

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3 System topology

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4 Machines pictures
LM-SH91
LM-SH161

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5 HD video multiplexers Specifications
Name
Specification
HDMI/DVI input
Input port
1BNC、1VGA、1HDMI
Resolution
Support 1920*1080 ultrahigh highest resolution
a n d d o w n w a r d c o m p a t i b i l i t y a l l k i n d s o f
resolutions
Color depth
24bit,1677 ten thousand
Zoom and display
unlimited
Video input
Identify pattern
automatic
Image adjust
Move 、transformate 、brightness 、contrast 、color
temperature;
output
interface
1 HDMI、1VGA synchronic output
Resolution
1920*1080/60HZ,can customize downward this
resolution
frequency
60HZ
Color depth
24bit,1677 ten thousand
Control mode
RS232、IR、case key
Control software
HD v ide o m ul tip lex er s p rof es sio nal c ont rol
sofeware
voltage
AC 90~260V
dimension
440mm(L)*177mm(H)*403mm(W)
Weight
8.2kg plus or minus five percent
Power
No more than 15w
Third Chapter Machine installation
1 Unpacking
Check the host and accessories. Including the host, CD, power cable, remote
control, warranty card, manual.
2 Install the machine
Setting display unit :HD video multiplexers support 1 VGA and 1 HDMI output
synchronization, if you use HDMI input, set input signal to HDMI of the display
unit; if the user using a VGA port input, TV set to VGA.
output port with display unit is connected: completing placing the video
multiplexers, the signal output via HDMI cable or VGA cable docking with the
display unit
Input Signal Connection: Via HDMI cable ,VGA cable or video line connect the
computer or other signal source output devices with splitter input port

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3 Power on
After finishing connecting the cables that we have talked above , insert the
100~240V AC power supply, turn the machine, the device is in working condition;
Chapter Four Remote Control Description
After completion of the above hardware connection and turn on the power
switch, the display unit may also display no image, then we can through the
control software or an infrared remote control debug and settings. If you need
a small numbers display mode, we can set up the machine by remote control, this
chapter, we first explain our remote control.
1 Remote Button Function

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2 Remote settings:
1, first the battery loaded correctly into random distribution remote control,
so the remote control can work properly;
2, the front end of remote control to IR port of the machine press the 0 key.
3,setting the signal source:
Press the MENU key so display unit pop-up the main menu as shown in Figure 1,
press the right navigation key then pop up sub-menu as shown in Figure 2, by
the left and right navigation keys to select the input signal, the input signal
contain HDMI, VGA and VIDEO ,after finishing selecting access the type of
signal source of per channel ,press MENU key to save and exit to complete the
setup.the screen can display N images under N split mode. The input signal is
VGA, the screen may show the offset, color cast and display incomplete for the
first time access, , but can be corrected by remote control AUTO key.
Note: The menu operation mode and other settings are the same way as the signal
source, not reproduced here!
figure 1 figure 2
4, Output resolution:
The factory setting output resolution is 1920 * 1080 of device, if the
display unit less than 1920 x 1080 resolution and can not display properly, you
can reduce the resolution by the output resolution menu causing the display
unit to display properly, the device output resolution can be optional of 1920
* 1080,1024 * 768,1280 * 1024,1280 * 720.
5, System ID:
Reservation function, need not to be provided;
6, System Language:
Can be set to Chinese or English;
7, Display Mode:
The default setting is DVI mode, as if some of the display unit is HDMI
interface does not support DVI signal, you can change the DVI mode to HDMI mode;
8, Factory Reset:
Wrong mode of operation, some time will cause the device is not working
properly, you can factory reset so that the normal operation of the device;

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3 Remote control shortcut mode description
0 key: N split screen display mode (quantity in splits no more than N);
SWITCH key: model group switch,switch makes the case according to the different
indicator keypad, group switch to a different pattern;
LED1 light: press the quick call key on the remote control can make the full
screen image of the channel
LED2 light: When using an update, users typically do not need to operation;
LED3 light: Quick call button in the remote control can invoke the user use
control software to save a good custom mode, PIP mode, etc
Chapter Five Key Instructions
Through the chassis button, you can easily call in quick mode, the remote
controller corresponds to chassis key, the image and each button function call
as follows:
Key 0: 4 split screen display mode;
Default Mode Key: Press the key, the indicator lights, press the number keys
on the right can make the corresponding signal full screen window;
UA Mode key: Upgrade, and users often do not need to operate;
Custom Mode key: Press the key, the indicator lights, the user can press the
number keys on the right call out on the control software has been kept good
original custom mode
0...16 key:Shortcut mode call key;
Chapter Six Software Control

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By remote control, the keypad setup and operation, to meet the needs of most
users. Users need to use windows superimposed roaming or store some special
split screen mode, you need to operate by the control software to achieve, here
are some steps and methods through software control.
1, Connect the RS232 serial line
Firstly, through RS232 serial cable to connect the computer and HD video
multiplexers, as there is no RS-232 serial in computer you need a USB to RS-232
adapter cable and install the relevant driver.
2, check the computer settings
View computer equipment's COM port is normal to see these steps: Right-click
the desktop "My Computer" - "Properties" - "Device Manager", as shown below COM
Port number:
3, run the software
The random distribution of the CD-ROM control software folder copy to control
computer, and open QuarSystem file, such as on the following screen:

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4, Communication Settings
Open the software upper left corner of the "Settings", check the port numbers
are consistent with the control computer equipment manager port number, after
confirmation click OK, the following chart is settings interface:
5, Communication Connections
Click the top left corner of the control software "Connect", the computer can
communicate with the HD video multiplexers and multifunction control;
6, Profiles
Profiles are divided into default scenario and the custom scene.
The default scene: the factory default settings cured, can not be changed;

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Custom scene: the user can according to their needs, custom personalized
scene;
6.1 Default profile
Like the keys and the remote control, press 0 for
the standard multi split, press 1...N is1...N window
full-screen display;
6.2 Custom Profiles
After user-defined screen alignment pattern,it can
be saved in any of a 1-16 numeric keys , and then by
clicking the mouse button shortcut call. As saving
in 5, then setting the screen arranged press and
hold the CTRL key, and then click the mouse 5, the
model is saved in 5 mode, you can directly through
the remote control, buttons or click on the software
you can call out the 5 mode;
6.3 Transparency adjustment
by adjusting the transparency, you can see the
bottom screen through the superimposed images;
7, polling
After the user finishing setting a good number of split screen mode, by
setting the polling, a plurality of screen display mode is automatically
switched at regular intervals of time. Click on the software interface "round
robin" to enter the round robin, you choose a good pre-stored profile, and then
choose a good polling interval, click OK to make the split screen mode polling
state. When using the polling function, the computer operating software
interface can not be closed. Round Robin management interface is shown below:

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8 Window lift
By lifting the window, so to speak
As a window on top of the channel, so that
Software control is more convenient;
9,Function area
Quick to set up single-screen display, the left and right or up and down two
split screen display, three split screen display, four-split screen display;
10, Enable settings
By enabling setting video multiplexers output resolution
And selection of DVI or HDMI mode
11, Custom split mode settings
11.1 by the mouse dragging Window position, resize the window; or right-click
to close or new window, signal switching, channel settings such as aliases;
11.2 Multiple display modes can be set freely and by CTRL plus the number keys
to save, save mode quickly call by remote control, chassis button or in the
control;

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11.3 Position, fine-tune window
By right-clicking on the appropriate window, after pop-up settings menu,
submenu can see the position of the adjustment, by adjusting the position
option can be entered digitally pinpoint the exact location and the window
screen to adjust the screen size, as shown:
11.4 You can set picture mode, for example
By controlling the software can be set to various split mode, such as PIP,
POP, window superimposed multiple roaming, a largescreen and other three small
etc various patterns. Here are some common arrangement
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