Introduction
This manual provides essential information for setting up, operating, maintaining, and troubleshooting your LG 83-Inch Class OLED AI 4K B5 Series Smart TV. Please read this manual thoroughly before using your television to ensure proper and safe operation. Keep this manual for future reference.
Setup
1. Unboxing and Component Check
Carefully remove all components from the packaging. Verify that all items listed below are present:
- LG 83-Inch Class OLED AI 4K B5 Series Smart TV
- Power Cable
- Magic Remote Control
- Stand (with necessary screws)
- User Manual (this document)
- AAA Batteries (2) for Remote Control
2. Physical Installation
You can install your TV using the included stand or by wall-mounting it (wall mount sold separately).

Image: Product dimensions and included components diagram. This image illustrates the TV's width, height, and depth, along with two possible stand positions and a visual of the Magic Remote and other accessories.
Stand Installation:
- Place the TV screen face down on a soft, flat surface to prevent damage.
- Attach the stand base to the TV using the provided screws, ensuring it is securely fastened. Refer to the diagram for correct orientation.
Wall Mounting:
For wall mounting, use a VESA compliant mount with a standard of 800 x 400 mm. Consult a professional for installation to ensure safety and proper mounting.
3. Connecting Peripherals
Connect your devices to the TV's ports. The TV features 4 HDMI 2.1 inputs, USB ports, Ethernet, and optical audio output.
- Power: Connect the power cable to the TV and then to a wall outlet.
- HDMI Devices: Use HDMI cables to connect external devices like Blu-ray players, gaming consoles, or soundbars to the HDMI ports.
- Network: For internet access, connect an Ethernet cable to the LAN port or connect wirelessly via Wi-Fi during initial setup.
4. Initial Power On and Setup Wizard
After connecting power, press the power button on the remote control. The TV will guide you through the initial setup process, including language selection, network connection, and channel scanning.
Operating Your TV
1. Magic Remote Control
The LG Magic Remote offers intuitive control with point & click functionality, scrolling, and an AI button for voice commands.

Image: LG AI Magic Remote. This image highlights the key features of the Magic Remote, including point & click, scrolling, and the dedicated AI button for voice commands.
2. webOS Smart Platform
Your TV is powered by LG's webOS Smart Platform, providing access to a wide range of streaming applications and over 300 free LG Channels.

Image: LG webOS Smart Platform. This image displays the user interface of the webOS platform, showcasing various streaming services and features available on the TV.
3. Picture Quality Features
The TV utilizes the Alpha 8 AI Processor Gen2 to enhance picture and sound. Key picture technologies include:
- Alpha 8 AI Processor Gen2: Automatically optimizes picture and sound based on content.
- AI Picture Pro: Analyzes each frame to enhance resolution, brightness, depth, and clarity.
- Perfect Black & Perfect Color: OLED technology delivers deep blacks and vibrant colors.
- Dolby Vision, HDR10, HLG: Support for various HDR formats for enhanced contrast and color.
- Filmmaker Mode: Preserves the director's original vision for movies.

Image: Alpha 8 AI Processor Gen2. This diagram illustrates the Alpha 8 AI Processor, highlighting its role in improving picture and sound quality.

Image: AI Picture Pro in action. This image shows a leopard, demonstrating how AI Picture Pro analyzes and enhances resolution, brightness, depth, and clarity.

Image: Perfect Black & Perfect Color. This image illustrates the deep black levels achieved by OLED technology, enhancing overall picture quality.

Image: Home Cinema Experience. This image highlights the integration of Dolby Vision, Dolby Atmos, and Filmmaker Mode for an immersive cinematic viewing experience.
4. Sound Quality Features
Experience immersive audio with:
- Dolby Atmos: Delivers multi-dimensional sound that moves around you.
- WOW Orchestra: Integrates the TV's speakers with a compatible LG soundbar for an enhanced soundstage.
- AI Sound Pro: Optimizes sound based on content and room acoustics.
5. Gaming Features
The LG B5 Series TV is optimized for gaming with a 0.1ms response time and up to 120Hz refresh rate. It supports NVIDIA G-Sync, AMD FreeSync Premium, and VRR (Variable Refresh Rate) for smooth, tear-free gameplay. The LG Game Dashboard and Game Optimizer provide quick access to gaming settings.
Video: LG B5PUA Series TV Product Review. This video provides an overview of the LG B5PUA TV, showcasing its features and design.
Video: Gaming on LG OLED TV. This video demonstrates the TV's performance during gaming, highlighting its smooth visuals and responsiveness.
6. Voice Control and AI Features
The TV integrates AI Voice ID and Alexa Built-in for convenient voice control and personalized recommendations.

Image: AI Voice ID with My Profile. This image shows the TV interface with AI Voice ID, which recognizes your voice and offers tailored content recommendations.
7. Screen Mirroring
Share content from your mobile devices to the TV using AirPlay 2 and Google Cast.

Image: TV Mirroring. This image depicts a smartphone wirelessly sharing its screen content to the LG TV.
Maintenance
1. Cleaning Your TV
- Screen: Gently wipe the screen with a soft, dry microfiber cloth. For stubborn marks, slightly dampen the cloth with water or a specialized screen cleaner (do not spray directly onto the screen).
- Body: Wipe the TV frame and stand with a soft, dry cloth. Avoid using abrasive cleaners or solvents.
- Always unplug the TV from the power outlet before cleaning.
2. Software Updates
Your LG TV supports the webOS Re:New program, providing up to 5 years of software updates. Ensure your TV is connected to the internet to receive automatic updates. Regular updates improve performance, add new features, and enhance security.
- To manually check for updates, navigate to Settings > All Settings > Support > Software Update.
Troubleshooting
If you encounter issues with your TV, refer to the following common solutions before contacting support.
| Problem | Possible Solution |
|---|---|
| No Power | Check if the power cable is securely connected to the TV and the wall outlet. Ensure the outlet is functional. Try a different outlet. |
| No Picture / Black Screen | Verify the correct input source is selected. Check all HDMI cable connections. Power cycle the TV by unplugging it for 30 seconds and plugging it back in. |
| No Sound | Check the volume level and ensure the TV is not muted. Verify external audio device connections (soundbar, receiver). Check audio output settings in the TV menu. |
| Remote Control Not Working | Replace the batteries in the Magic Remote. Ensure there are no obstructions between the remote and the TV. Re-pair the remote if necessary (refer to TV settings). |
| Network Connection Issues | Check your router and modem. Restart your router. Reconnect to the Wi-Fi network or check the Ethernet cable connection. |
If the problem persists after trying these solutions, please contact LG customer support.
Specifications
| Feature | Detail |
|---|---|
| Model Name | OLED83B5PUA |
| Screen Size | 83 Inches |
| Display Technology | OLED |
| Resolution | 4K (3840 x 2160) |
| Refresh Rate | 120 Hz |
| Processor | Alpha 8 AI Processor 4K Gen2 |
| HDR Format Support | Dolby Vision, HDR10, HLG |
| Response Time | 0.1 Milliseconds |
| Gaming Features | NVIDIA G-Sync, AMD FreeSync Premium, VRR |
| Operating System | webOS |
| Connectivity | Wi-Fi, Bluetooth 5.3, Ethernet, 4x HDMI 2.1, 2x USB |
| Audio | 2.0 Channel Sound, Dolby Atmos, AI Sound Pro, WOW Orchestra |
| Voice Assistance | Alexa Built-in, AI Voice ID |
| Dimensions (W x D x H) | 72.5" x 11.8" x 45" (with stand) |
| Item Weight | 61.1 Pounds (with stand) |
| VESA Mount Standard | 800 x 400 mm |
Warranty Information
Your LG 83-Inch Class OLED AI 4K B5 Series Smart TV is covered by a 1 Year Parts & Labor Limited Warranty. For detailed terms and conditions, please refer to the warranty card included with your product or visit the official LG website.
Support
For further assistance, technical support, or service inquiries, please contact LG Customer Service:
- Website: Visit the official LG Support website for FAQs, downloads, and contact options.
- Phone: Refer to your product registration card or the LG website for regional support phone numbers.
Please have your TV model number (OLED83B5PUA) and serial number ready when contacting support.