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LED Monitor
User's Manual
ZHEJIANG DAHUA VISION TECHNOLOGY CO., LTD.
V1.0.0

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Table of Contents
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Summary of Contents for Dahua 27.LM98-S400

  • Page 1 LED Monitor User’s Manual ZHEJIANG DAHUA VISION TECHNOLOGY CO., LTD. V1.0.0...
  • Page 2: Foreword

    User’s Manual Foreword General This manual introduces the installation, functions and operations of the UHD LED MONITOR device (hereinafter referred to as "the Device"). Read carefully before using the device, and keep the manual safe for future reference. Safety Instructions The following signal words might appear in the manual.
  • Page 3 User’s Manual All designs and software are subject to change without prior written notice. Product updates  might result in some differences appearing between the actual product and the manual. Please contact customer service for the latest program and supplementary documentation. There might be errors in the print or deviations in the description of the functions, operations ...
  • Page 4: Important Safeguards And Warnings

    User’s Manual Important Safeguards and Warnings This section introduces content covering the proper handling of the device, hazard prevention, and prevention of property damage. Read carefully before using the device, and comply with the guidelines when using it. Operation Requirements Make sure that the power supply of the device works properly before use.
  • Page 5: Table Of Contents

    User’s Manual Table of Contents Foreword ................................I Important Safeguards and Warnings ......................III 1 Packing List ..............................1 2 Product Information ............................2 2.1 Product Appearance ................................2 2.2 Features ....................................... 2 3 External Connections ............................ 3 4 Main Menu ..............................5 5 How to Clean Product ............................
  • Page 6: Packing List

    User’s Manual Packing List Check whether there is any obvious damage on the packing box. Unpack the box and check whether the components are complete according to the packing list. Table 1-1 Packing list Name Quantity LED monitor HDMl cable Power cable User's manual Wall bracket...
  • Page 7: Product Information

    User’s Manual Product Information 2.1 Product Appearance Figure 2-1 Appearance (Figures are for reference only) 2.2 Features Low energy consumption, long service life.  High contrast ratio and high luminance.  Automatically eliminates ghosting  Rapid response times, no trailing image ...
  • Page 8: External Connections

    User’s Manual External Connections Please connect the monitor to external devices according to the following l/O interface list. Choose the corresponding incoming signal channel. Figure 3-1Ports VGA INPUT: D-SUB 15 pins Connector HDMI INPUT: HDMl Connector AUDIO IN: Phone Jack, Stereo USB IN: Support USB update RS232 IN: RJ-45 Connector RS232 OUT : RJ-45 Connector...
  • Page 9: Remote Control

    User’s Manual Remote Control Remote control is a must-have device. For functions of its buttons, see Table 3-2. Make sure to keep the remote control safe if the Device is installed in public areas. Table 3-2 Button functions Picture Name Function Power Power on/Standby...
  • Page 10: Main Menu

    User’s Manual Main Menu 4.1 Main Menu To activate, press the menu button on the bottom left of the bezel. The sub-menus of the main menu are: Picture menu, Sound menu , Option menu , Scree menu. Press the menu button to select the sub-menu item. The selected menu item will show a bordered wire frame. Press the ▲▼...
  • Page 11 User’s Manual 4.2 Picture Menu Picture menu can set Picture Mode, Color Temperature, Aspect Ratio, Noise Reduction, MPEG Noise Reduction, HDR and Color Range. Press◀▶button to adjust, press ▲▼button to move, press▶button to enter, press menu button to exit. 4.3 Sound Menu Sound menu can set Sound Mode, Balance, Auto Volume, Surround Sound and TV Speaker.
  • Page 12 User’s Manual 4.5 Screen Menu Screen menu can set Auto Adjust, Horizontal Pos, Vertical Pos, Clock and Phase. Press◀▶button to adjust, press ▲▼button to move, press▶button to enter, press menu button to exit. 4.6 Channel Selection "Source" menu can select channel, the options include lnput Source, VGA, HDMI, DP and so on. Press▲▼button to move to the desired channel.
  • Page 13: How To Clean Product

    User’s Manual 5 How to Clean Product 1. Please wipe dust and other particles off with a clean soft towel. 2. lf it is still not clean, please use a neutral cleaner along with the clean soft towel. Wipe dry after cleaning it. 3.
  • Page 14: Troubleshooting

    User’s Manual 6 Troubleshooting Before consulting service staff, please use the following chart to attempt to diagnose the issue. Problem Solution No image or sound ⚫ ⚫ ⚫ ⚫ ⚫ ⚫ Inferior sound, normal image ⚫ ⚫ ⚫ ⚫ ⚫ Inferior image, normal sound ⚫...
  • Page 15: Security Commitment And Recommendation

    At the same time, Dahua encourages users, partners, suppliers, government agencies, industry organizations and independent researchers to report any potential risks or vulnerabilities discovered on Dahua devices to Dahua PSIRT, for specific reporting methods, please refer to the cyber security section of Dahua's official website.
  • Page 16 User’s Manual Dahua device supports password reset function. To reduce the risk of this function being used by threat actors, if there is any change in the information, please modify it in time. When setting security questions, it is recommended not to use easily guessed answers.
  • Page 17 User’s Manual 4.1 Check online users It is recommended to check online users regularly to identify illegal users. 4.2 Check device log By viewing logs, you can learn about the IP addresses that attempt to log in to the device and key operations of the logged users.
  • Page 18 User’s Manual...

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