1. Introduction
This manual provides essential instructions for the safe and efficient operation of your TCL 55P6520US 55-inch LED Smart TV. Please read this manual thoroughly before using the television and retain it for future reference. This television features a 55-inch UHD (3840x2160) LED display and integrated smart TV capabilities, including access to popular streaming services like Netflix, YouTube, and Amazon Prime Video.
2. Safety Information
Always follow basic safety precautions when using this product to reduce the risk of fire, electric shock, and injury.
- Do not expose the TV to rain or moisture.
- Do not open the TV casing; refer all servicing to qualified personnel.
- Ensure proper ventilation around the TV.
- Keep the TV away from direct sunlight, heat sources, and strong magnetic fields.
- Use only the power cord supplied with the TV.
- The remote control requires batteries. Ensure correct polarity when inserting batteries.
3. Package Contents
Verify that all items are present in the package:
- TCL 55-inch LED Smart TV (Model 55P6520US)
- Remote Control
- TV Stand (Base and Screws)
- Power Cord
- User Manual (this document)

Image: The TCL 55P6520US 55-inch LED Smart TV, showcasing its slim design, along with the included remote control and stand components.
4. Setup
4.1 Stand Installation
- Carefully place the TV face-down on a soft, flat surface to prevent screen damage.
- Align the stand bases with the corresponding slots on the bottom of the TV.
- Secure the stand bases using the provided screws. Ensure they are tightened firmly.
- Carefully lift the TV to an upright position and place it on a stable, level surface.
4.2 Connecting Devices
- Power: Connect the power cord to the TV's power input and then to a wall outlet.
- HDMI Devices: Use HDMI cables to connect external devices (e.g., Blu-ray player, game console) to the HDMI ports on the TV.
- USB Devices: Insert USB drives into the USB ports for media playback.
- Network: Connect an Ethernet cable to the LAN port for a wired internet connection, or connect wirelessly via Wi-Fi during initial setup.
5. Operating Instructions
5.1 Power On/Off
- Press the Power button on the remote control or the TV to turn the TV on or off.
- The TV will enter standby mode when turned off.
5.2 Remote Control Functions
The remote control allows you to navigate menus, adjust settings, and access smart features.
- Power: Turns the TV on or off.
- Source: Selects input sources (HDMI, AV, USB, TV).
- Navigation Buttons (Up/Down/Left/Right): Navigate through menus and options.
- OK/Enter: Confirms selections.
- Back/Exit: Returns to the previous menu or exits the current menu.
- Volume +/-: Adjusts the volume level.
- Channel +/-: Changes TV channels.
- Smart TV Buttons: Dedicated buttons for Netflix, YouTube, and Amazon Prime Video for quick access.
5.3 Smart TV Features
Your TCL 55P6520US TV comes with built-in smart features:
- Internet Connection: Ensure your TV is connected to the internet via Wi-Fi or Ethernet.
- App Access: Use the remote control to navigate to the Smart TV home screen and access pre-installed applications like Netflix, YouTube, and Amazon Prime Video.
- Account Login: You may need to log in to your respective accounts for streaming services.
6. Maintenance
Proper maintenance ensures the longevity of your TV.
- Cleaning the Screen: Gently wipe the screen with a soft, lint-free cloth. For stubborn marks, use a screen-specific cleaning solution applied to the cloth, not directly to the screen.
- Cleaning the Casing: Use a soft, dry cloth to wipe the TV casing. Avoid abrasive cleaners.
- Ventilation: Ensure the ventilation openings on the back of the TV are not blocked.
- Power Cord: Regularly check the power cord for any damage.
7. Troubleshooting
Refer to this section for solutions to common issues.
| Problem | Possible Solution |
|---|---|
| No power | Check if the power cord is securely connected to the TV and the wall outlet. Ensure the outlet is functional. |
| No picture, but sound is present | Verify the correct input source is selected. Check cable connections to external devices. |
| No sound, but picture is present | Check the volume level and ensure the TV is not muted. Verify audio cable connections. |
| Remote control not working | Replace the batteries in the remote control. Ensure there are no obstructions between the remote and the TV's IR sensor. |
| Smart features not working / No internet connection | Check your Wi-Fi or Ethernet connection. Restart your router. Reconfigure network settings on the TV. |
8. Specifications
| Feature | Detail |
|---|---|
| Brand | TCL |
| Model Number | 55P6520US |
| Screen Size | 55 inches |
| Display Technology | LED |
| Resolution | 3840 x 2160 (UHD/4K) |
| HD Type | UHD Smart |
| Aspect Ratio | 16:9 |
| Connectivity Technology | USB (HDMI ports also available) |
| Supported Internet Services | Netflix, YouTube, Amazon Prime Video |
| Included Components | TV, Remote Control, Stand |
| Color | Black |
9. Warranty and Support
For warranty information and technical support, please refer to the warranty card included with your product or visit the official TCL website. Do not attempt to repair the television yourself, as this may void your warranty.
For further assistance, you may contact TCL customer service through their official channels.







