Dahua LM49-S200 User manual

Brand: Dahua

Model: LM49-S200

Type: User manual

Dahua LM49-S200 is a versatile LCD video wall that offers a range of features and use cases. With its high-quality display, you can enjoy stunning visuals and crystal-clear images. The device supports various signal inputs, including CVBS, VGA, DVI, and HDMI, making it compatible with a wide range of devices. You can easily connect your laptop, DVD player, or gaming console to enjoy your favorite content on the big screen. Additionally, the LM49-S200 comes with a remote control for convenient operation, allowing you to adjust settings, change channels, and control playback from a distance.

LCD Display

Quick Start Guide

DHI-LM49-S200 daisy chain function user's manual

V1.0.1

Table of Contents 2

Table of Contents

1 Unpacking the Box ................................................................................................................................ 3

2 Introduction ............................................................................................................................................ 4

2.1 Port ................................................................................................................................................ 4

2.2 Remote Control ............................................................................................................................. 5

3 Interface Configuration ......................................................................................................................... 7

3.1 Picture ........................................................................................................................................... 7

3.2 Geometry .................................................................................................................................... 10

3.3 System ........................................................................................................................................ 12

3.4 Input Source ................................................................................................................................ 14

4 FAQ ....................................................................................................................................................... 15

4.1 Splicing Settings .......................................................................................................................... 16

Unpacking the Box 3

1 Unpacking the Box

Check against 0to see if the components are complete.

Packing list

Component

Quantity

Liquid crystal video wall

AC Power cable

HDMI cable

Network cable

Remote control

IR Reciver（Separate orders）

Introduction 4

2 Introduction

2.1 Port

Ports are displayed in Figure 2-1. For detailed parameters, see Table 2-1.

Figure 2-1 Port

Table 2-1 Port description

No.

Port

Function

LAN in

An RJ-45 port, inputs RS-232 signals. It controls the screen.

LAN out

An RJ-45 port, outputs RS-232 signals.

USB2.0 port

For multimedia playing and upgrade.

IR port

Connected to the IR extension cord.

Audio in

The green, 3.5-diameter port is used to input audio signals.

Audio out

The red, 3.5-diameter port is used to output audio signals.

CVBS input

Inputs CVBS signals.

CVBS output

Outputs CVBS signals.

VGA in

Inputs VGA signals.

VGA out

Outputs VGA signals.

DVI in

Inputs DVI signals.

HDMI in

Inputs HDMI signals.

HDMI out 1

Outputs HDMI signals.

HDMI out 2

Outputs HDMI signals.

Power switch

Controls the on and off of the AC input port.

Power input port

Inputs AC current.

Introduction 5

2.2 Remote Control

Remote control is a must-have device. For functions of its buttons.

Picture

No.

Name

Function

Power

Power on/Standby

Address

Shortcut keyboard for

address setting (dedicated to

monitors).

Signal source

Shortcut keyboard for signal

source selection.

 TV1: pause button, used

to stop playing videos.

 TV2: switch signals to

CVBS signal.

 VGA: switch signals to

VGA signal.

 HDMI: switch signals to

HDMI signal.

 DVI: switch signals to

DVI signal.

FRZ

Pause button, used to stop

playing videos.(not open)

Signal format

Shortcut keyboard for

displaying the current input

signals.

Version info

Shortcut keyboard for

displaying version of the

system.

Press Menu to display or exit

the menu interface.

Press Menu to confirm the

operation you have done.

Direction

button

Left and right direction

button:

Use it to select items on the

left or right of the current

parameter on the screen (if

you have selected voice, you

can use these buttons to

adjust the volume).

Introduction 6

Picture

No.

Name

Function

Up and down direction

button:

Use it to select items up or

below the current item you

have selected on the screen.

Image mode

Shortcut keyboard for image

mode selection.

Brightness

Shortcut keyboard for

Backlight mode. selection.

Number

buttons

Press number buttons to

enter numbers.

Enter

Press Enter to confirm and

enter the multimedia

interface.

Return

Press Return to exit the

multimedia interface.

Interface Configuration 7

3 Interface Configuration

Use the remote control to configure parameters for the video wall. Press the menu button, the

menu of the video wall is displayed.

3.1 Picture

Press Menu on the remote control, the menu interface is displayed on the video wall. The

default menu bar is Picture menu bar.

Image Mode

Interface Configuration 8

Image mode adjust overall effects of images.You can adjust by the left and right buttons on the

remote control according to your requirement.

Contrast

Contrast adjust overall layering of image.You can adjust by the left and right buttons on the

remote control according to your requirement.

Brightness

Brightness adjust the brightness of images.You can adjust by the left and right buttons on the

remote control according to your requirement.

Saturability

Saturability adjust color depth of iamage.You can adjust by the left and right buttons on the

remote control according to your requirement.

Sharpness

Sharpness adjust the definition of image.The higher the sharpness is, the clearer the images

are, and image noise might occur.You can adjust by the left and right buttons on the remote

control according to your requirement.

Interface Configuration 9

Color Temperature

You can adjust color temperature of images by the left and right buttons on the remote control

according to your requirement.

Aspect Ratio

Aspect Ration can be adjusted by adjusting aspect ratio.

Select Aspect Ratio by the up and down buttons on the remote control according to your

requirement.

Noise Reduction

To improve quality of images, adjust the noise reduction.

Select noise reduction parameters by the up and down buttons on the remote control according

to your requirement.

Interface Configuration 10

3.2 Geometry

Different signal modes have different geometry parameters.

VGA Signal

On the main menu, press the left and right direction buttons until the Geometry interface is

displayed.

H-Position

H-Position is used to adjust the horizontal position of the video wall.

Adjust the horizontal position by the left and right buttons on the remote control according to

your requirement.

V-Position

Interface Configuration 11

You can adjust the vertical position of the video wall by adjusting v-position.

Adjust the vertical position by the left and right buttons on the remote control according to your

requirement.

Sampling Frequency

Sampling frequency is the number of samples per second taken from a continuous signal. The

higher the frequency, more accurate the signals are.

Adjust the sampling frequency by the left and right buttons on the remote control according to

your requirement.

Phase

Phase is the position of a point in time on a waveform cycle.

Adjust phase by the left and right buttons on the remote control according to your requirement.

Auto Adjust

Press Menu on the remote control, and then the position of the screen will be automatically

adjusted.

Interface Configuration 12

3.3 System

On the main menu, press the left and right direction buttons until the System is displayed.

OSD Language

You can set on screen display language by the up and down buttons.

OSD Duration

OSD duration is the time displayed on the screen.You can set OSD duration by the left and right

buttons on the remote control according to your requirement.

OSD Blending

OSD blending is used to set the transparency for the menu.You can adjust the menu

transparency by the left and right buttons on the remote control according to your requirement.

Backlight Mode

Backlight mode is used to set the backlight luminance for screens.You can adjust backlight

mode by the left and right buttons on the remote control according to your requirement.

Interface Configuration 13

Soft Address Switch

Soft address switch is used to set soft address switch.

Set soft address by the left and right buttons on the remote control according to your

requirement. For detailed parameters.

Parameter

Descriptions

Row address

Row address of the screen.

Line address

Line address of the screen.

Row range

Row range of the screen.

Line range

Line range of the screen.

Unit display

There are two options: On and Off.

Restore to Factory Settings

Restore to factory settings is used to restore the system to factory settings.

Select whether to restore to factory settings by the left and right buttons on the remote control

Interface Configuration 14

according to your requirement.

3.4 Input Source

You can select input signal source types for video walls.Select input signal source types by the

up and down buttons.

FAQ 15

4 FAQ

Most problems can be solved by the following solutions. If problems you encountered do not

belong to the following descriptions, contact after sales personnel.

Problems

Solutions

When you turn on the LCD video

wall, there are no images on the

screen (blank screen).

 Check whether the power source is connected to

alternating current.

 Check whether the power cable is broken.

 Check whether the power switch is on.

 Check whether the power switch is broken.

 Check whether the indicator light is on.

Blank screen (no signal

displayed)

 Check whether the signal wires are in bad contact.

 Check whether there is signal source output.

 Check whether the signal wires are broken.

 Check whether the input signal type does not

belong to the types allowed by the video wall.

Color missing

 Check whether the signal wires are in bad contact.

 Check whether the signal wires are broken.

Remote control cannot control the

screen.

 Check whether buttons on the remote control is

broken or stuck.

 Check whether batteries of the remote control are

installed correctly.

Temperature of the video wall is

too high.

Check whether the ventilation around the video wall is

good.

FAQ 16

4.1 Splicing Settings

VAG supports up to 2x2 looping,HDMI supports up to 3x3 looping.

Signal line connection

As shown in the figure below, use 3 x 3HDMI looping as an example Connecting signal

lines.

Address settings

Enter the soft address switch option and set each screen as shown below

Dahua LM49-S200 User manual

Dahua LM49-S200 User manual

Dahua LM49-S200 User manual

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