1. Manuals
  2. Brands
  3. LINK-MI Manuals
  4. Matrix Switcher
  5. LM-TVM48
  6. Operation manual

LINK-MI LM-TVM48 Operation Manual

70m 4k60hz hdmi 4x4 seamless matrix video wall / multi-viewer
Hide thumbs
Table of Contents

Advertisement

Quick Links

Download this manual
70m 4K60Hz HDMI 4x4 Seamless Matrix
Video Wall / Multi-Viewer
1

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the LM-TVM48 and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Related Manuals for LINK-MI LM-TVM48

Summary of Contents for LINK-MI LM-TVM48

  • Page 1 70m 4K60Hz HDMI 4x4 Seamless Matrix Video Wall / Multi-Viewer...
  • Page 2 Operating Instruction Thank you for purchasing this product. 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, lightning strikes, etc.

  • Page 3: Table Of Contents

    Operating Instruction Catalogue 1. Features ......................4 2. Package Contents ..................4 3. Specifications ....................5 4. Panel Descriptions ..................5 5. Wiring Diagram .....................6 6. Input / Output Channel Key Operation ............8 7. Panel Control ....................8 8. Remote Control ................... 29 9.

  • Page 4: Features

    Operating Instruction 1. Features 70m 4x4 HDMI 2.0 Seamless Matrix, 4 HDMI Inputs to 4 RJ45 Outputs with 4 HDMI  Loops out Supports 4K@60HZ 4:4:4 8bit, HDCP 2.2  Seamless Matrix Mode: 4 in 4 out no switching delay and signal loss ...

  • Page 5: Specifications

    Operating Instruction 3. Specifications Operating Temperature Range -5 to +40°C(23 to +104 °F) Storage Temperature Range -10 to +60°C(-14 to +140 °F) Operating Humidity Range 5 to 90 % RH (no condensation) Video Input Connectors 4x HDMI Type A, 19-pin, female Video Output Connectors 4x RJ45 female and 4x HDMI Type A, 19-pin, female Bandwidth...

  • Page 6: Wiring Diagram

    Operating Instruction Matrix Rear Panel ① Audio In ② Audio Out ③ IR In & Out ④ RS232 port ⑤ HDMI IN x4 with 1x HDMI Loop out ⑥ HDMI OUT x4 ⑦ RJ45 x4 ⑧ Ethernet port ⑨ Power input 12V/4A and FW updating Port Wiring Diagram Seamless Matrix Mode...
  • Page 7 Operating Instruction Video Wall Mode 5.3 Multi-Viewer mode...

  • Page 8: Input / Output Channel Key Operation

    Operating Instruction 6. Input / Output Channel Key Operation Channel Button Method 1. Directly press the number key, such as input channel 1, and select "1" to press (only OUT1-4 when the output port is selected, the input channel number will be valid) 2.
  • Page 9 Operating Instruction Operation: press “2”, “1” and “3” in Output area + “2” in IN source area to complete the switch 3. Switch all outputs to input 4 source press “ Operation: Long 4” in Output area + Short press “4” in IN area to complete the switch Main Menu Main menu is divided into 5 modules, which are Output, Input, Preset, Config, Info.
  • Page 10 Operating Instruction 1）Source Any output can be switched to any one input, or all outputs can be switched to the same input; Default setting is PTP (Point to Point) 2）Onoff Turn on/off one pr all of the outputs, the video of outputs are turned on by default. 3）Pattern Built-in image of a matrix can be showed onto the TV by Pattern, which is mainly used for testing in special occasions.
  • Page 11 Operating Instruction The input is 1080P@60Hz and the output is set to 4K60Hz. Although the TV is displayed in 4K@60Hz format, it is actually in1080P@60Hz. Selecting input mode will enable following input resolution. Switching with matrix will not be seamless unless the resolution from the source is in the same format without HDR. 5）Genlock Genlock is used to follow an output.
  • Page 12 Operating Instruction Operation: ① Select “Output” in the main menu and press “ENTER” ② Press “UP” or “DOWN” to select “ Output 1~4, all” ③ Click “ENTER” to enter the next sub-menu ④ Press “UP” or “DOWN” to select “Video” ⑤...
  • Page 13 Operating Instruction 7）Coord Coord is mainly used to set the coordinate parameters of the image. There are 3 types including Coord and Zoom and Gap, which are CROPX0, CROPY0, CROPX1.CROPY1, ZOOMX0, ZOOMY0, ZOOMX1, ZOOMY1, GapX, GapY and a total of 10 coordinate parameters. The function can implement the parameter adjustment of multi-viewer and video wall.
  • Page 14 Operating Instruction 8）PIP PIP is mainly used for the layer priority. By default, each output has 4 layers. It can change the sequence of the layers in multi-viewer mode. Each layer can choose an output. You can turn on/off this function by Status.
  • Page 15 Operating Instruction 9）Image Image is used to set the parameters of output image. There are 4 parameters: Brightness, Contrast, Saturation, Hue Parameter Ranges from 0 to100 and it is 50 by default. Audio There are 4 function options in Audio: HDMI Onoff, HDMI SRC, DEC Onoff, DECSRC. It can implement audio switching independently, turn off HDMI audio output and audio De-embedding as well as Audio De-embedding switch to another source.
  • Page 16 Operating Instruction 1）HDMI onoff HDMI onoff can implement on-off of HDMI output audio. Video will be displayed on TV without audio when turn off the audio. 2）HDMI SRC HDMI SRC enables switching to different input signal sources. It supports switching to analog audio in 1~4, HDMI input1~4.
  • Page 17 Operating Instruction 4）DEC SRC DEC SRC enables that the audio extracts to different input source, which can switch to HDMI input 1~4. Auto HDMI indicates that it follows the corresponding input. The default is Auto HDMI. Power Power is used to turn off HDMI output of 5V. It is different from “Onoff” as there is a blue screen displayed on TV while selecting “off”...
  • Page 18 Operating Instruction 1) Video Video can implement the on-off of input channel. All the outputs correspond to the input will have no image and audio when this input is set to “Off”. Pattern provides built-in pattern, the selected built-in pattern will replace the input source image. 2) Audio Audio delay setting range（0~50, auto）, the default is auto.
  • Page 19 Operating Instruction 3) EDID There are 4 options including built-in EDID, User EDID, Copy HDMI EDID, temp, each input EDID can be set. The default setting is default1 After copying the TV EDID, the audio parameter is automatically changed to LPCM2.0. Default1 4K60 444-LPCM: 2.0-192Khz Default2...
  • Page 20 Operating Instruction Preset Preset can save the current video, audio, EDID and system settings, supports 8 different scenes. Preset can be modified and called using WEB, commands and panel. The default preset is consistent with its factory settings. There are 4 options as follow: Clear: Remove the selected preset.
  • Page 21 Operating Instruction Cascade Video Wall: It is used to set the position of the video wall in accordance with the silkscreen marking order of the matrix. You can determine the actual TV location based on the OSD on the TV. H_NUM indicates the horizontal number of paring walls.
  • Page 22 Operating Instruction Instructions for operation: Each matrix is set to the same number of horizontal and vertical concatenations. Then set the Numbering of the Matrix (numbering can’t be repeatable). Then connect to the corresponding TV wall according to the output order (the output order must be corresponding). Such as: Splicing a horizontal 2, vertical 3 video wall, Matrix 1’s output 1~4 connected to TV 1~4, the loop out of matrix 1 connected to matrix 2’s input;...
  • Page 23 Operating Instruction Config Config can set network, RS232, LCD, OSD, MENU, user EDID, system. Gray sections cannot be selected. 1) Network Setting Network can set DHCP, IP, Mask, Gateway, Port and Mac. The Mac address cannot be changed. The default IP address is 192.168.1.168 TCP/UDP protocol, default port: TCP5000, UDP 5001 Baud Rate: 115200 Telnet: 23...
  • Page 24 Operating Instruction Operation of TCP/UDP port number change ① Select “Config” in the main menu and press “ENTER” ② Press “UP” or “DOWN” to select “ network ” ③ Click “ENTER” to enter the next sub-menu ④ Press “UP” or “DOWN” to select baud rate “Port” to enter the next sub-menu...
  • Page 25 Operating Instruction ⑤ Select “UDP” or “TCP” ⑥ Press “UP” or “DOWN” to select “1~65534” to complete the operation. 2) RS-232 Data, Stop, and Parity parameters cannot be changed by default. 3) LCD Bright can adjust the brightness of the LCD screen, and Timer can set the backlight time. The default backlight level is 8 and the time is 30 seconds.
  • Page 26 Operating Instruction 4) OSD Setting There are 4 options in OSD: User, Time, Menu, Info. User indicates the output coordinate time of OSD. Time indicates the running time after the device is powered on. Menu indicates that the LCD is mapped to the TV. INFO indicates the displayed time of audio and video information.
  • Page 27 Operating Instruction 6) User EDID User EDID can store the EDID of the output display device of the connection matrix to user1~4, which can be stored in default, output, and temp1, and then used in the EDID list.
  • Page 28 Operating Instruction 7) System System Setting includes reboot, Power, and Factory. Reboot indicates device restart, power indicates device sleep, and factory indicates factory data reset. Timed Off Timed Off indicates timed standby, Timed On indicates timed wake up, and Auto Sleep Factoty Simple: Partially restores factory settings User: Restores all factory settings...

  • Page 29: Remote Control

    Operating Instruction Info Query device information, including input, output, system, and log. The information can only be queried and cannot be set or changed. Input: resolution information of the signal sources input Output: EDID information of the TV of outputs. System: System information includes Web, version and company info.

  • Page 30: Audio Extraction

    Operating Instruction 9. Audio Extraction HDMI audio Default HDMI audio output support uncompressed audio PCM, LPCM2.0. The maximum sampling rate support 192KHZ COPY EDID audio format are forced into LCPM2.0. HDMI Source: ① ENC1~4 indicates that HDMI outputs select the embedding audio ②...

  • Page 31: Rs232 Control

    Operating Instruction 10. RS232 Control 10.1 Open CommUart Assistant. 10.2 Comport setting: Choose correct COM port that connect to PC in parameter configuration area. Serial Port Default Settings Baud Rate 115200 bps(Default) Parity Bits None Data Bits Stop Bits 10.3 Enter Port Command in Send options.

  • Page 32: Scene Instructions

    Operating Instruction 10.4 Command List 1).All commands start with “#” 2).“_” the underline cannot omit. 3) Command head, Parameter and target need to add one “SPACE”. 4) Out can be followed by multiple digits, separated by commas (,). For example, "#video_d out3,2,1 source=3"...
  • Page 33 Operating Instruction W-1x2 1x2：1 Vertical x 2 Horizontal W-1x3: 1 Vertical x 3 Horizontal W-1x4: 1 Vertical x 4 Horizontal W-2x1：2 Vertical x 1 Horizontal...
  • Page 34 Operating Instruction W-2x1 W-2x1: 2 Vertical x 1 Horizontal W-3x1: 3 Vertical x 1 Horizontal...
  • Page 35 Operating Instruction W-4x1：4 Vertical x 1 horizontal 11.2 Multi-Viewer Mode M-2x2 M-3x1-R...
  • Page 36 Operating Instruction M-3x1-L M-3x1-U M-3x1-D M-1+234 A...
  • Page 37 Operating Instruction M-1+2 1+3 1+4 A M-1+2 3+4 A M-1+34 2+34 A...
  • Page 38 Operating Instruction M-POP A M-2x1+34 A M-2x1+3 2x1+4 A...
  • Page 39 Operating Instruction 11.3 Image cropping and TV coordinate change Input starting point：CROP X0(0)，CROP Y (0)， Input ending point：CROP X1(3000)，CROP Y0(3000) Input scaling starting point：ZOOM X0(0)，ZOOM Y0(0)， Input scaling ending point：ZOOM X1(6000)，ZOOM Y0(6000) 11.4 Cascading Cascading Video Wall: need to use multiple matrices, all the matrices needs set to the same number of video wall;...

  • Page 40: Web Control

    Operating Instruction 12. Web Control 12.1 Change IP address of PC Before configuring the device through the website, it is necessary to configure the IP address of the computer configured with the device (mainly to ensure that the computer and the device are set in the same network segment). 1).

  • Page 41: Web

    Operating Instruction 13. WEB 13.1 Status In the Status interface, you can view the matrix information 2) Input INFO displays the resolution, audio and HDCP information of the input signal source 3) Output EDID Info interface will display partial EDID information of TV 4) Device Info displays MCU version and web version 13.2 Input Menu...
  • Page 42 Operating Instruction 5) USER EDID can save the EDID as Bin document to User1~4. Click Browse to find the route of EDID, select User1~4 and click upload to save it. 6) Copy EDID of sink to User1~4 13.3 Output Menu 1) Rename: Output name can be changed, double click output1~4 to modify 2) Video: Click the green button to enable or disable the video outputs.
  • Page 43 Operating Instruction 5) Audio Dec: Turn on/off Audio Extraction 6) Dec Src: audio extraction switching, click the drop-down list box to select HDMI1-4 and AUTO HDMI options. The options take effect automatically without confirmation. 7) Format: Output video format, the default is auto. Following the output TV EDID specifications, you can manually select 4K60, 4K30, 1080P60, 720P60.
  • Page 44 Operating Instruction 1) Seamless matrix can complete P2P, input1, input2, input3, input4. Click the drop-down box to select "Call", click "Save" to save the current scene, and click "Clear" to clear the scene to the default value. 2) Video wall can customize the new scene. The default mode is the built-in wall mode of the system. Click the drop-down box to select call, click Save to save the current scene, and click “Clear”...
  • Page 45 Operating Instruction 13.6 Advance 1) PIP mode switch. Click the button to enable or disable the mode. 2) Crop-X0 (Image cropping starting point of horizontal coordinates, range 0~6000) Crop-Y0 (Image cropping starting point of vertical coordinates, range 0~6000) Crop-X1 (Image cropping ending point of horizontal coordinates, range 0~6000) Crop-Y1 (Image cropping ending point of vertical coordinates, range 0~6000) Zoom-X0 (Image scaling starting point of horizontal coordinates, range 0~6000) Zoom-Y0 (Image scaling starting point of vertical coordinates, range 0~6000)

  • Page 46: Firmware Updating

    Operating Instruction 14. Firmware Updating 14.1 MCU application layer upgrade Open the software UART_ISP.exe in PC, select the correct port, the baud rate 115200, input the "A1" in port, and select the path (.bin format) of the program, and click “update” to complete the upgrade.

  • Page 47: Maintenance

    Operating Instruction 15. Maintenance Clean this unit with a soft, dry cloth. Never use alcohol, paint thinner of benzine to clean this unit. 16. Product Service 1) Damage requiring service: The unit should be serviced by qualified service personnel if: (a) The DC power supply cord or AC adaptor has been damaged;...

Table of Contents