Introduction
This manual provides essential information for the safe and efficient operation of your TCL 65QM8B 65-inch 4K MiniLED Google TV. Please read this manual thoroughly before using the product and retain it for future reference. It covers setup, operation, maintenance, and troubleshooting.
Safety Information
Always follow basic safety precautions when using this television to reduce the risk of fire, electric shock, and injury. Do not expose the TV to rain or moisture. Do not open the cabinet; refer all servicing to qualified personnel. Ensure proper ventilation and avoid placing the TV near heat sources or in direct sunlight. Disconnect the power cord during lightning storms or when unused for long periods.
Package Contents
Verify that all items are present in the package:
- TCL 65QM8B 65-inch 4K MiniLED Google TV
- Remote Control
- AAA Batteries (2)
- Quick Start Guide
- Instruction Manual (this document)
- Warranty Card
Setup
Physical Installation
Your television can be installed on a stand or mounted on a wall. Ensure the TV is placed on a stable, level surface if using the stand. For wall mounting, use a VESA-compliant mount (300x300mm) and consult a professional for installation to prevent injury or damage.

Image: TV dimensions (144.4cm width, 90.5cm height with stand, 34cm depth with stand) and recommended viewing distance of approximately 1.2 meters for a 65-inch screen.
Connections
Connect your external devices to the TV using the appropriate ports. The TV features multiple HDMI 2.1 ports, USB ports, and supports Wi-Fi and Bluetooth connectivity.
- HDMI: For connecting Blu-ray players, game consoles, and other high-definition devices. This model supports HDMI 2.1 for enhanced gaming features.
- USB: For connecting USB storage devices to play media files.
- Power: Connect the power cord to the TV and a suitable power outlet.
- Network: Connect to your home network via Wi-Fi or Ethernet for internet access and smart TV features.

Image: Illustration of an HDMI 2.1 cable connecting to the TV, highlighting its capability for minimal delay and automatic optimization for immersive gaming.
Initial Power On and First-Time Setup
After connecting all cables, plug in the TV and press the power button on the remote control. Follow the on-screen instructions to complete the initial setup, including network connection, Google account login, and channel scanning.
Operating the TV
Remote Control
The remote control allows you to navigate menus, adjust settings, and access smart features. Insert the two AAA batteries into the remote control, ensuring correct polarity.

Image: The TV remote control demonstrating voice control functionality with "Hey Google" and Alexa integration for easy operation.
Basic Functions
- Power On/Off: Press the power button on the remote.
- Volume Control: Use the Volume Up/Down buttons.
- Channel Selection: Use the Channel Up/Down buttons or enter channel numbers directly.
- Input Source: Press the 'Input' button to select HDMI, TV tuner, or other sources.
Smart TV Features (Google TV)
Your TCL 65QM8B TV runs on Google TV, providing access to a vast library of streaming content and applications. Log in with your Google account to personalize your experience.
- Streaming Apps: Access popular services like YouTube, Amazon Prime Video, Netflix, Hulu, Disney+, Apple TV+, and U-NEXT directly from the home screen.
- Voice Control: Use "Hey Google" or Alexa for hands-free control, search for content, or manage smart home devices.
- Content Recommendations: Google AI provides personalized content suggestions based on your viewing history and preferences.

Image: The Google TV home screen displaying various streaming applications and the voice search function.
Gaming Features
The 65QM8B is equipped with features designed for an enhanced gaming experience:
- 144Hz VRR Panel: Enjoy smoother motion with a 144Hz refresh rate and Variable Refresh Rate (VRR) support, reducing screen tearing and stuttering.
- AMD FreeSync Premium Pro: Provides fluid, artifact-free gameplay at virtually any framerate.
- Game Bar: A dedicated game assistant function that allows quick access to game-specific settings and real-time parameter display.

Image: Comparison of 144Hz smooth motion versus 60Hz with motion blur, illustrating the benefit of the high refresh rate panel for gaming.
Audio Features
Experience immersive sound with the integrated ONKYO 2.1ch Hi-Fi system and advanced audio technologies:
- ONKYO 2.1ch Hi-Fi System: Delivers a three-dimensional sound experience with powerful audio.
- Dolby Atmos: Reproduces detailed sound, creating depth and clarity that fills the entire room.
- DTS Virtual:X: Provides a three-dimensional sound field, making audio appear to move vertically, horizontally, and from behind.
Video: A demonstration of the TCL 65QM8B's audio capabilities, showcasing the immersive sound from the ONKYO 2.1ch system with Dolby Atmos and DTS Virtual:X. (Note: This is a placeholder video URL as no specific video URL was provided in the product data.)
Display Settings and Picture Quality
The 65QM8B features Quantum Dot MiniLED technology for superior picture quality:
- Quantum Dot MiniLED: Combines MiniLED backlight with Quantum Dot technology for vibrant colors, high contrast, and extended lifespan.
- Local Dimming: Over 800 local dimming zones precisely control light, creating deep blacks and bright highlights with up to 1300 nits peak brightness.
- HDR Support: Compatible with Dolby Vision, HDR10+, HLG, and IMAX Enhanced for a wide range of HDR content.
- AiPQ Processor 3.0: Analyzes image quality and optimizes color, contrast, and motion for a realistic viewing experience.
- Low Blue Light Mode: Reduces blue light emissions to minimize eye strain during long viewing sessions.

Image: Visual representation of local dimming technology with over 800 zones and the HDR 1300 nits capability for enhanced contrast and brightness.
Connectivity and Screen Mirroring
Share content from your mobile devices to the TV screen:
- AirPlay 2: Stream videos, photos, and music from Apple devices.
- Chromecast built-in: Cast content from Android devices and compatible apps.

Image: The TV screen showing content mirrored from both Apple and Android smartphones, illustrating AirPlay 2 and Chromecast built-in functionality.
Maintenance
Cleaning
To clean the screen, gently wipe it with a soft, lint-free cloth. For stubborn marks, use a screen cleaning solution specifically designed for televisions. Do not spray liquid directly onto the screen. For the TV cabinet, use a soft, dry cloth. Avoid abrasive cleaners or solvents.
Software Updates
Your TV may receive software updates periodically to improve performance and add new features. Ensure your TV is connected to the internet to receive these updates. You can usually check for updates in the TV's settings menu.
Troubleshooting
If you encounter issues with your TV, refer to the following common solutions:
| Problem | Solution |
|---|---|
| No power | Check if the power cord is securely plugged into 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 mute settings. Ensure audio cables are correctly connected. |
| Remote control not working | Replace the batteries. Ensure there are no obstructions between the remote and the TV. |
| Smart TV features not working | Check your internet connection. Restart the TV and your router. |
If the problem persists after trying these solutions, please contact customer support.
Specifications
Below are the key specifications for the TCL 65QM8B TV:
- Screen Size: 65 inches
- Display Technology: Quantum Dot MiniLED
- Resolution: 4K (3840 x 2160)
- Refresh Rate: 144 Hz (VRR compatible)
- HDR Support: Dolby Vision, HDR10+, HLG, IMAX Enhanced
- Peak Brightness: 1300 nits
- Local Dimming Zones: 800+
- Processor: AiPQ Processor 3.0
- Operating System: Google TV
- Audio System: ONKYO 2.1ch Hi-Fi System with Dolby Atmos, DTS Virtual:X
- Connectivity: 3 x HDMI 2.1 ports, 2 x USB ports (1x USB 2.0, 1x USB 3.0), Wi-Fi, Bluetooth
- Voice Assistants: Google Assistant, Alexa
- Screen Mirroring: AirPlay 2, Google Cast, Miracast
- Dimensions (D x W x H with stand): 34cm x 144.4cm x 90.5cm
- Weight (with stand): 28.4 kg
- Power Consumption: 260 Watts
Warranty and Support
Warranty Information
This TCL 65QM8B television comes with a 1-year manufacturer's warranty. Please refer to the included warranty card for detailed terms and conditions. Keep your proof of purchase for warranty claims.
Customer Support
For technical assistance, troubleshooting, or service inquiries, please contact TCL customer support:
- Phone: 0120-955-517
- Operating Hours: 09:00 - 18:00
- Website: https://www.tcl.com/jp/ja/support

Image: TCL support information including phone number, operating hours, and website, along with a map indicating service coverage across Japan.