Table of Contents

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OWNER'S MANUAL
LG Digital Signage
(MONITOR SIGNAGE)
Please read this manual carefully before operating your set and retain it for future
reference.
43UL3G
50UL3G
55UL3G
65UL3G
75UL3G
86UL3G
www.lg.com
Copyright © 2020 LG Electronics Inc. All Rights Reserved.

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Summarization of Contents

Safety Instructions and Warnings
General Safety Precautions
Covers fire, electric shock, environmental hazards, and ventilation requirements for safe operation.
Power Cord and Product Handling Safety
Guidelines for safe power cord usage, product handling, child safety, and accessory compatibility.
Battery, Moving, and Cleaning Safety
Precautions for battery handling, safe product movement, impact avoidance, and cleaning procedures.
Assembly and Preparation
Installation and Component Notes
Guidance on installation, component usage, warranty, software, and environmental considerations.
Optional Accessories and Wall Mounting
Details on optional accessories, including wall mounting brackets and their illustrations.
Parts and Button Identification
Identification of monitor parts and the function of physical buttons.
Portrait Layout and Security Lock
Instructions for installing the monitor in portrait mode and using the Kensington security lock.
Wall Mounting Guidelines and Standards
Recommendations for wall mounting, including clearance, VESA standards, and screw specifications.
Remote Control Operation
Remote Control Overview and Navigation
Explanation of remote control buttons and basic menu navigation.
Remote Control Functions and Features
Details on advanced remote control functions for menu operation and feature access.
Making Connections
Connecting PCs and External Devices
How to connect PCs and external devices using HDMI and Plug & Play features.
HDMI Connection Best Practices
Recommendations for HDMI connections, cable types, and troubleshooting common issues.
Connecting Multiple Monitors
Guide for connecting multiple monitors in a daisy-chain configuration using RS-232C.
Troubleshooting Common Issues
Power and Screen (Video) Issues
Solutions for power, product recognition, no signal, and display anomalies.
Screen Display and Color Problems
Addresses flickering, noise, color issues, and brightness adjustments.
Audio and Other Operational Issues
Troubleshooting steps for audio problems and other miscellaneous operational issues.
Image Sticking Prevention
Methods to prevent image sticking and after-images on the LCD panel.
Product Specifications
General Technical Specifications
Technical details including screen type, video signals, ports, and environmental conditions.
Monitor Model Specifications (43UL3G, 50UL3G)
Detailed specifications for the 43UL3G and 50UL3G models.
Monitor Model Specifications (55UL3G, 65UL3G)
Detailed specifications for the 55UL3G and 65UL3G models.
Monitor Model Specifications (75UL3G, 86UL3G)
Detailed specifications for the 75UL3G and 86UL3G models.
Wireless Module Specifications
Specifications for the wireless module, including Wi-Fi and Bluetooth frequency ranges.
HDMI Input Support Modes
Supported resolutions and frequencies for PC and DTV inputs via HDMI.
Licenses and Compliance
License and Trademark Information
Information on various licenses and trademarks associated with the product.

Table of Contents