1. Introduction
This user manual provides essential information for the safe and efficient operation of your SAMSUNG Q70C Series 4K QLED Smart TV. Please read this manual thoroughly before using your TV and keep it for future reference. For the latest information and detailed instructions, refer to the E-Manual accessible directly from your TV.
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 this apparatus to rain or moisture.
- Do not block any ventilation openings. Install in accordance with the manufacturer's instructions.
- Do not install near any heat sources such as radiators, heat registers, stoves, or other apparatus (including amplifiers) that produce heat.
- Protect the power cord from being walked on or pinched, particularly at plugs, convenience receptacles, and the point where they exit from the apparatus.
- Only use attachments/accessories specified by the manufacturer.
- Refer all servicing to qualified service personnel.
3. What's in the Box
Verify that all components are present upon unpacking your new SAMSUNG Q70C Series TV.

The Samsung Q70C 65-inch QLED 4K TV, showing its front view and key dimensions (57.2" W, 32.7" H, 1" D without stand, 35.3" H with stand). The screen measures 64.5 inches diagonally.

This image displays the typical contents found in the product box: the TV unit, a power cable, a user manual, and the SolarCell Remote (TM2360E).
- SAMSUNG Q70C Series 4K QLED Smart TV
- Power Cable
- User Manual (this document)
- SolarCell Remote (TM2360E)
4. Setup
4.1 Physical Installation
Your TV can be installed on a stand or wall-mounted. Ensure proper ventilation around the TV.
- Stand Installation: Carefully attach the stand to the TV following the instructions provided in the separate stand assembly guide. Place the TV on a stable, level surface.
- Wall Mounting: For wall mounting, use a VESA-compatible wall mount kit (sold separately). Consult a professional for installation to ensure safety and proper alignment.
4.2 Connecting Peripherals
Connect your external devices such as Blu-ray players, game consoles, and sound systems to the TV's ports.

The rear panel of the Samsung Q70C TV, illustrating the available input ports including HDMI (with eARC on port 3), USB (5V 0.5A and HDD 5V 1A), LAN, EX-LINK, and ANT IN.
- HDMI: Connect high-definition devices using HDMI cables. The TV features four HDMI ports, with HDMI 3 supporting eARC for enhanced audio return.
- USB: Two USB ports are available for connecting USB storage devices (e.g., flash drives, external hard drives) for media playback.
- LAN (Ethernet): Connect an Ethernet cable for a stable wired internet connection.
- Antenna/Cable: Connect your antenna or cable TV source to the ANT IN port.
- Optical Digital Audio Out: For connecting to external audio systems that support optical input.
4.3 Initial Power On and Setup Wizard
After connecting all necessary cables, plug the power cord into an electrical outlet and press the power button on the remote control or TV.
- The TV will guide you through an initial setup wizard.
- Follow the on-screen prompts to select your language, connect to a Wi-Fi network (or use wired LAN), agree to terms and conditions, and set up your Smart Hub account.
- You will also be prompted to set up your voice assistant (Bixby or Alexa).
5. Operating Your TV
5.1 Basic Controls
Use the SolarCell Remote to navigate the TV's functions.
- Power Button: Turns the TV on or off.
- Directional Pad (D-Pad): Navigates menus and selects items.
- Select Button: Confirms selections.
- Volume Up/Down: Adjusts the volume.
- Channel Up/Down: Changes channels.
- Home Button: Accesses the Smart Hub.
- Back Button: Returns to the previous screen.
- Voice Assistant Button: Activates Bixby or Alexa for voice commands.
5.2 Picture Quality Features
Your Q70C TV is equipped with advanced technologies for an immersive viewing experience.

The Samsung Q70C QLED 4K TV showcasing its vibrant display with abstract blue and purple colors, highlighting the QLED technology.

This image illustrates the Motion Xcelerator Turbo+ feature, showing a fast-moving blue sports car with a '120 Hz' indicator, emphasizing smooth performance for action scenes and gaming.
- Quantum Processor with 4K Upscaling: The Quantum Processor intelligently optimizes content to 4K resolution, enhancing depth, color, and sound.
- Motion Xcelerator Turbo+ (4K @120 Hz): Experience smooth action and sensational 4K visuals at speeds up to 120Hz, reducing lag and motion blur.
- Dual LED: Enjoy balanced colors and stronger, accurate contrast with dedicated warm and cool Dual LED backlights that adapt automatically to match your content.
- 100% Color Volume with Quantum Dot: Quantum Dot technology delivers a billion shades of unwavering color, ensuring vivid, lifelike color at any brightness level.
- Quantum HDR: Watch details shine through with Quantum HDR, providing deep blacks, impressive contrast, and picture quality refined to match the creator's vision.
5.3 Smart Features and Connectivity
Access a world of entertainment and convenience with your Smart TV.

This image depicts a person in a swimming pool, emphasizing the 'Score 100%' for 100% Color Volume with Quantum Dot technology, ensuring vivid and lifelike colors.

A scenic landscape with hay bales at sunset, illustrating the benefits of Quantum HDR in revealing details, deep blacks, and impressive contrast in various lighting conditions.
- Samsung Gaming Hub: A centralized platform for console games, streaming games, and more. Requires high-speed internet and compatible controller.
- FreeSync Premium Pro: Ensures steady, smooth gaming performance by combining HDR visuals with technology that conquers tearing and stuttering.
- Smart TV with Multiple Voice Assistants: Enjoy Bixby and Alexa built directly into your TV for convenient voice control.
- ConnectTime: Easily take video calls from connected devices on your big screen TV. Requires compatible Samsung SlimFit cam, Logitech webcam, or mobile camera (sold separately).
5.4 Audio Features
- Object Tracking Sound Lite: Experience 3D sound that follows the movement on screen using virtual top channel audio.
- Q-Symphony: When paired with a compatible Samsung soundbar, Q-Symphony allows the TV and soundbar speakers to operate simultaneously for a richer, more immersive sound experience.
6. Maintenance
6.1 Cleaning Your TV
- Screen: Gently wipe the screen with a soft, lint-free cloth. For stubborn marks, slightly dampen the cloth with water or a screen cleaner specifically designed for TVs. Do not spray liquid directly onto the screen.
- Body: Wipe the TV frame and stand with a soft, dry cloth. Avoid using abrasive cleaners or solvents.
6.2 Software Updates
Regularly check for and install software updates to ensure optimal performance and access to new features.
- Connect your TV to the internet.
- Navigate to Settings > Support > Software Update > Update Now.
- You can also enable automatic updates.
6.3 SolarCell Remote
The innovative SolarCell Remote charges via a solar panel on its back or through a USB-C cable.
- Place the remote with the solar panel facing upwards in a well-lit area (indoors).
- Alternatively, connect a USB-C cable to the charging port.
7. Troubleshooting
If you encounter issues with your TV, refer to the following common solutions. For more detailed troubleshooting, consult the E-Manual or Samsung's online support.
| Problem | Possible Solution |
|---|---|
| TV does not turn on | Ensure the power cord is securely plugged into both the TV and a working electrical outlet. Test the outlet with another device. |
| No picture or distorted picture | Check all cable connections (HDMI, antenna). Ensure the correct input source is selected. Try restarting connected devices. Adjust picture settings. |
| No sound or low sound | Check volume levels on both the TV and any connected audio systems. Ensure mute is not activated. Verify audio output settings. |
| Remote control not working | Ensure the SolarCell Remote is charged. Point the remote directly at the TV. If issues persist, try re-pairing the remote with the TV. |
| Cannot connect to Wi-Fi | Check your router and modem. Restart them if necessary. Ensure the Wi-Fi password is correct. Try a wired (LAN) connection if possible. |
8. Specifications
Key technical specifications for the SAMSUNG 65-Inch Class QLED 4K Q70C Series TV.
| Feature | Specification |
|---|---|
| Model Number | QN65Q70CAFXZA |
| Screen Size | 64.5 Inches (Diagonal) / 65-Inch Class |
| Display Technology | QLED |
| Resolution | 4K (3840 x 2160) |
| Refresh Rate | 120 Hz |
| Product Dimensions (W x H x D) | 66" x 40.4" x 13.9" (with stand) |
| Item Weight | 64.9 pounds |
| Connectivity | Bluetooth, Ethernet, HDMI (x4), USB (x2), Wi-Fi |
| Speaker Output Wattage | 20 Watts |
| Special Features | Flat Screen, Quantum Processor, Motion Xcelerator Turbo+, Dual LED, 100% Color Volume with Quantum Dot, Quantum HDR, Gaming Hub, FreeSync Premium Pro, Object Tracking Sound Lite, Q-Symphony, AirSlim Design, SolarCell Remote, Built-in Alexa |
9. Warranty and Support
Your SAMSUNG Q70C Series TV comes with a manufacturer's warranty. Please refer to the warranty card included in your product packaging for specific terms and conditions, including coverage duration and limitations.
9.1 Customer Support
For technical assistance, product inquiries, or warranty claims, please contact Samsung Customer Service. You can find contact information on the official Samsung website or in your warranty documentation.
- Online Support: Visit the official Samsung support website for FAQs, troubleshooting guides, and software downloads.
- Phone Support: Contact the Samsung customer service hotline for direct assistance.
- Service Centers: Locate authorized Samsung service centers for in-person repairs.