Curtech CT-K80 User Manual

The Curtech CT-K80 is a professional-grade 80-inch 4K UHD Smart LED TV with HDR10+ support, built-in Android TV platform, integrated soundbar with Dolby Atmos, multiple HDMI 2.1 ports with eARC, USB 3.0 inputs, Ethernet and Wi-Fi 6 connectivity, voice control compatibility, gaming mode with VRR and ALLM, and advanced calibration tools. Powered by 100-240V AC, 50/60Hz. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.

1. Features at a Glance 2. Installation 3. First-Time Setup 4. Specifications 5. Controls and Settings 6. Connecting Devices 7. Smart TV Features 8. Accessibility Features 9. Care & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: 80-inch 4K ULED panel with Quantum Dot technology, Integrated 60W Dolby Atmos Soundbar, Smart Remote with Voice Control, Multiple HDMI 2.1 ports, USB 3.0 ports, Optical Audio output, Ethernet port.

Feature	Description
HDMI 2.1 ports (x4)	For 4K@120Hz gaming, eARC support
USB 3.0 ports (x3)	For media playback and device charging
Optical Audio output	For connection to external audio systems
Ethernet port	For wired internet connection
Wi-Fi 6 & Bluetooth 5.2	For wireless connectivity
Voice Control	Built-in microphone for Google Assistant/Alexa
POWER	Turns TV on/off
INPUT	Cycles through input sources
VOLUME +/-	Adjusts audio level
HOME	Returns to Smart TV home screen

Installation

Unpack and inspect contents. Requires two people for safe handling.

Mount on wall: Use VESA 600x400 compatible wall mount (not included).
Attach stand: Secure included stand to base using provided screws.
Connect antenna or cable: Use coaxial input for TV signals.
Connect external devices: Use HDMI ports for gaming consoles, streaming devices.
Connect to internet: Use Ethernet cable or Wi-Fi setup.
Plug into AC power.

WARNING! TV is extremely heavy (45kg); use two people for lifting. Ensure wall mount can support weight.

First-Time Setup

Power on TV; follow on-screen setup wizard.

Select language: Choose from 15 available languages.
Connect to network: Select Wi-Fi network or use Ethernet.
Sign in to Google account: Required for Android TV features.
Scan for channels: Auto-program digital and analog channels.
Calibrate picture: Use automatic calibration or manual settings.
Update software: Download latest firmware if available.

CAUTION! Ensure TV is on stable surface before powering on.

Specifications

Screen Size: 80 inches ULED with Quantum Dot.
Resolution: 3840 x 2160 (4K UHD).
HDR Support: HDR10+, HLG, Dolby Vision.
Refresh Rate: 120Hz native with MEMC.
Sound System: 60W 2.1.2 channel Dolby Atmos.
Smart Platform: Android TV 11 with Google Play Store.
Connectivity: 4x HDMI 2.1, 3x USB 3.0, Ethernet, Optical, Bluetooth 5.2.
Voice Control: Google Assistant, Amazon Alexa built-in.
Power Source: 100-240V AC, 50/60Hz.
Dimensions: 1780 x 1025 x 85mm (with stand).

Controls and Settings

Access settings via HOME button or Settings menu. Side Panel: POWER, INPUT, VOLUME, MENU.

Smart Remote: POWER, Voice Control button, Navigation ring, Netflix/Prime Video shortcuts, Google Assistant button, Settings shortcut.

Picture Settings: Picture Mode (Standard, Cinema, Game, Sports), Brightness, Contrast, Color, Sharpness, Local Dimming, Motion Smoothing. Sound Settings: Sound Mode (Standard, Movie, Music, Game), Equalizer, Atmos Height Virtualization, Volume Leveling. Network Settings: Wi-Fi, Ethernet, Hotspot. System Settings: Language, Time, Software Update, Factory Reset. Gaming Features: Game Mode, VRR, ALLM, FreeSync Premium.

Connecting Devices

HDMI: Connect gaming consoles, Blu-ray players, soundbars. USB: Connect storage devices, webcams. Network: Ethernet or Wi-Fi for streaming.

Turn off TV before connecting devices.
Use high-speed HDMI cables for 4K@120Hz content.
Select input via INPUT button (HDMI 1-4, USB, TV, Network).
Enable HDMI-CEC for single remote control of connected devices.

Tip: Label HDMI cables for easy identification of connected devices.

Smart TV Features

Android TV 11 with access to Google Play Store, streaming apps, and voice control.

Home Screen: Customizable app row and content recommendations.
Google Play Store: Download apps, games, and streaming services.
Voice Search: Press microphone button to search content.
Screen Mirroring: Cast from Android/iOS devices.
Smart Home Control: Control compatible devices via Google Assistant.
Gaming Features: Auto Game Mode, Variable Refresh Rate, Low Latency Mode.
Media Playback: Supports 4K HDR videos, high-resolution audio files via USB.
Multi-User Profiles: Separate profiles for family members.

WARNING! Keep TV software updated for security and performance.

Accessibility Features

Closed Captions: Multiple subtitle options and styles. Audio Description: For visually impaired. High Contrast Mode: For better visibility. Voice Guidance: Screen reader for menu navigation. Parental Controls: Content filtering and viewing restrictions.

Care & Cleaning

Always unplug before cleaning. Use microfiber cloth lightly dampened with water. Do not use chemicals or abrasive materials.

CAUTION! Never spray liquid directly on screen. Avoid pressure on screen surface.

Regulatory Information

FCC Part 15 Class B compliant. CE, RoHS, Energy Star certified. Copyright © 2023 Curtech Electronics. All trademarks are property of their respective owners. For software updates and support, visit www.curtechsupport.com or contact 1-800-555-2387. Serial number located on back panel and in Settings > About.

Troubleshooting

Symptom	Possible Cause	Corrective Action
No power	Power cord not connected	Check power connection; try different outlet.
No picture/sound	Input selection incorrect	Press INPUT to select correct source.
Wi-Fi not connecting	Network issues	Restart router; check password; move closer to router.
Remote not working	Batteries/obstructions	Replace batteries; ensure clear line to TV IR sensor.
Apps crashing	Software issue	Update app; clear cache; restart TV.
Poor picture quality	Settings/source quality	Adjust picture settings; check source material quality.
Soundbar not detected	HDMI-CEC settings	Enable HDMI-CEC in settings; check eARC connection.

Factory Reset: Settings > System > Reset > Factory Data Reset.

Customer Support: 1-800-555-2387; www.curtechsupport.com