LG OLED TV - 77" 4K Ultra HD Black
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Product Information
Full details
The LG OLED B4 77" 4K Smart TV is designed for those seeking a premium home entertainment experience, delivering stunning picture quality and immersive sound for movies, gaming, and streaming. Its key benefit is its self-lit OLED technology, offering perfect contrast and color accuracy. However, achieving the best performance requires careful setup and optimal viewing conditions. The TV boasts features like the a8 AI Processor, webOS smart platform, and HDMI 2.1 ports for an exceptional viewing experience.
All features
| Colour | Black |
|---|---|
| Energy Efficiency | F |
| Screen Size | 77 |
| Display Type | 4K Ultra HD |
| Series | B4 |
| Model Part Number | OLED77B42LA.AEK |
| Brand | LG |
Extended Product Information
FAQs
How do I update the TV's software?
Go to Settings > Support > Software Update and follow the on-screen instructions.
How do I connect to Wi-Fi?
Go to Settings > Network and select your Wi-Fi network and enter your password.
What is the best way to clean the screen?
Use a soft, dry cloth. Avoid using any liquids or abrasive cleaners.
Does this TV support HDR?
Yes, it supports Dolby Vision, HDR10 Pro, and HLG.
How do I access the Smart TV features?
Press the Home button on the remote to access the webOS smart platform.
What is the warranty period?
The TV comes with a standard manufacturer's warranty, typically one year for parts and labor. Extended warranties may be available.
How do I connect external speakers or a soundbar?
Use the HDMI ARC/eARC or optical audio output on the TV to connect to your sound system.
What gaming features does this TV have?
It features 4K/120Hz support, HDMI 2.1 ports, VRR (Variable Refresh Rate), ALLM (Auto Low Latency Mode), AMD FreeSync Premium, and G-SYNC compatibility.
Troubleshooting
TV won't turn on.
Check the power cord and outlet. Ensure the power switch is on. Try a different outlet.
No picture or sound.
Check all cable connections. Make sure the input source is selected correctly. Increase the volume.
Poor picture quality.
Adjust picture settings (brightness, contrast, sharpness). Ensure the source device is outputting the correct resolution.
Wi-Fi not connecting.
Check your Wi-Fi network and password. Restart the TV and router. Make sure the TV is within range of your Wi-Fi signal.
Remote not working.
Replace the batteries in the remote. Ensure nothing is blocking the remote sensor on the TV.
Image retention or burn-in.
Use the OLED screen saver. Run the pixel refresher in the settings menu.
Pros and Cons
Pros
- Exceptional picture quality with perfect blacks and vibrant colors thanks to OLED technology.
- Smart features and a user-friendly interface with webOS, providing access to a wide range of streaming services.
- Excellent for gaming, supporting 4K/120Hz, VRR, and other gaming enhancements.
- Immersive audio experience with Dolby Atmos.
- Stylish design that complements any living space.
Cons
- OLED TVs can be more expensive than other TV types.
- Requires careful handling and maintenance to prevent burn-in.
- Picture quality is highly dependent on viewing angle.
- Energy efficiency class is F, which could lead to higher energy consumption compared to some other models.
Setup, Compatibility & Care
Setup
- Unpacking: Carefully unpack the TV, ensuring you have a stable surface for setup.
- Stand Assembly: Attach the stand, following the included instructions. If you plan to wall-mount, consult a professional installer.
- Connections: Connect your devices (cable box, game console, Blu-ray player) using HDMI cables. Ensure you're using HDMI 2.1 cables for optimal performance with compatible devices.
- Power On: Plug in the TV and turn it on. Follow the on-screen setup prompts to configure your network and preferences.
Compatibility
The LG OLED B4 is compatible with:
- Streaming Services: Netflix, Disney+, Prime Video, etc.
- Gaming Consoles: PlayStation 5, Xbox Series X, and PC gaming rigs.
- Audio Devices: Soundbars and home theater systems.
- External Devices: Blu-ray players, media streamers.
Care
- Cleaning: Use a soft, dry cloth to clean the screen. Avoid harsh chemicals or abrasive cleaners.
- Ventilation: Ensure proper ventilation around the TV to prevent overheating.
- Burn-In Prevention: Avoid displaying static images for extended periods. Utilize the TV's screen saver and pixel refresh features.