The TCL Model 50S451 is a 50-inch 4K UHD Smart LED TV with HDR technology, built-in Roku TV platform, dual-band Wi-Fi, Ethernet connectivity, multiple HDMI inputs, USB ports, composite/component inputs, digital audio output, and voice remote control. Features include 4K resolution, HDR10/HLG support, Motion Rate 120, Dolby Audio, and access to thousands of streaming channels. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.
Key components: 50-inch 4K UHD LED display, Roku TV platform, Voice Remote, multiple HDMI inputs, USB ports, Ethernet port, Wi-Fi connectivity.
| Feature | Description |
|---|---|
| 4K UHD Resolution | 3840 x 2160 pixels for crystal-clear picture quality |
| HDR Technology | HDR10 and HLG support for enhanced contrast and color |
| Roku TV Platform | Built-in streaming with thousands of channels |
| Voice Remote | Voice control for search and navigation |
| HDMI Inputs | Multiple HDMI 2.0 ports with HDCP 2.2 |
| USB Ports | For media playback and device charging |
| Wi-Fi Connectivity | Dual-band 802.11ac wireless |
| Ethernet Port | Wired network connection |
| Digital Audio Output | Optical audio for sound systems |
| Composite/Component Inputs | For legacy device connections |
Unpack and inspect contents. Place on stable surface or mount on wall.
WARNING! TV is heavy; use two people for installation. Ensure wall mount is rated for TV weight and size.
Power on TV; follow on-screen Roku setup wizard.
CAUTION! Ensure proper ventilation around TV; do not block vents.
Access settings via Home button on remote or physical buttons on TV.
Physical Controls: Power, Volume, Input, Menu navigation buttons
Remote Controls: Power, Home, Back, Navigation, Voice search, App shortcuts, Volume, Mute
Picture Settings: Picture mode, Brightness, Contrast, Color, Sharpness, Advanced settings
Audio Settings: Volume mode, Equalizer, Surround sound, Audio delay
System Settings: Network, Display, Power, System update, Advanced system settings
HDMI: Connect gaming consoles, streaming devices, Blu-ray players. USB: Connect storage devices for media playback. Optical Audio: Connect to sound systems.
Tip: Label HDMI inputs for easy identification of connected devices.
Roku TV platform provides access to streaming services, live TV, and apps.
WARNING! Keep software updated for security and performance improvements.
Closed Captions: Enable in Settings > Accessibility. Audio Guide: Spoken menus for visually impaired. High Contrast Theme: Improved visibility. Button Repeat Rate: Adjust navigation speed.
Unplug before cleaning. Use soft, dry cloth for screen. For stubborn stains, lightly dampen cloth with water.
CAUTION! Do not use chemical cleaners, alcohol, or abrasive materials. Avoid pressure on screen surface.
FCC Part 15: Class B digital device compliant. Energy Star certified. Copyright © 2023 TCL. All trademarks belong to their respective owners. For support, visit www.tcl.com or contact 1-877-300-8837.
| Symptom | Possible Cause | Corrective Action |
|---|---|---|
| No power | Power cord, outlet | Check power connection; try different outlet; ensure power button is on |
| No picture/sound | Input selection, cables | Verify correct input source; check cable connections; restart TV |
| Wi-Fi connection issues | Network, signal | Restart router; check network password; move router closer |
| Remote not working | Batteries, pairing | Replace batteries; re-pair remote; ensure line of sight to TV |
| Apps not loading | Internet, updates | Check internet connection; update Roku software; restart TV |
| Poor picture quality | Settings, source | Adjust picture settings; check source quality; use high-speed HDMI cables |
Factory Reset: Settings > System > Advanced system settings > Factory reset
Customer Support: 1-877-300-8837; www.tcl.com/support