1. Introduction
This manual provides essential information for the safe and efficient use of your TD Systems K43DLG12US 43-inch 4K UHD Smart TV. Please read these instructions thoroughly before operating the device and retain them for future reference.

Image 1.1: Front view of the TD Systems K43DLG12US 43-inch 4K UHD Smart TV. This image shows the television screen with a vibrant background and the '43"' size indicator in the top left corner.
2. Safety Information
Observe the following safety precautions to prevent fire, electric shock, or injury:
- Power Supply: Connect the TV only to an AC power source within the specified voltage range.
- Ventilation: Ensure adequate ventilation around the TV. Do not block ventilation openings.
- Water and Moisture: Do not expose the TV to rain or moisture. Do not place objects filled with liquids on the TV.
- Heat Sources: Keep the TV away from heat sources such as radiators, heat registers, stoves, or other heat-producing appliances.
- Cleaning: Unplug the TV before cleaning. Use a soft, dry cloth. Do not use liquid cleaners or aerosol cleaners.
- Servicing: Do not attempt to service this product yourself. Refer all servicing to qualified service personnel.
3. Package Contents
Verify that all items are present in the packaging:
- TD Systems K43DLG12US 43-inch 4K UHD Smart TV
- Remote Control (with batteries included)
- User Manual (available in Spanish, English, French, German, Portuguese, and Croatian)
- TV Stand components
- Power Cable
4. Physical Features and Connections
Your television is equipped with various ports for connecting external devices.

Image 4.1: Diagram illustrating the various connection ports available on the TV, including HDMI, Ethernet, USB, AV, YPbPr, DVB-T/C, DVB-S, and Coaxial inputs.
Available Connections:
- 3x HDMI: For connecting high-definition devices such as Blu-ray players, game consoles, or set-top boxes.
- 2x USB: For connecting USB storage devices to play media files or for software updates.
- Mini AV (Composite Video Input): For older devices using composite video and stereo audio.
- Mini YPbPr (Component Input): For devices using component video signals.
- CI+ Port (Common Interface): For inserting a CAM module and smart card to access encrypted digital channels.
- Digital Audio Output: For connecting to external audio systems (e.g., soundbars, home theater receivers).
- Headphone Output: For connecting headphones.
- RJ45 Ethernet LAN Port: For wired internet connection.
- Wi-Fi: For wireless internet connection.
- Bluetooth: For connecting wireless accessories like soundbars or headphones.

Image 4.2: Rear and side views of the TD Systems K43DLG12US TV, showing the placement of ports and the VESA mounting points.
5. Setup
5.1 Assembling the TV Stand
- Carefully place the TV face down on a soft, flat surface to prevent screen damage.
- Attach the stand components to the designated slots on the bottom of the TV using the provided screws.
- Ensure the stand is securely fastened before placing the TV upright.

Image 5.1: The TD Systems K43DLG12US TV positioned on its stand, ready for use in a typical home environment.
5.2 Initial Power On and Configuration
- Connect the power cable to the TV and then to a wall outlet.
- Press the power button on the remote control or on the TV itself.
- Follow the on-screen instructions to complete the initial setup, including language selection, network connection (Wi-Fi or Ethernet), and channel scanning.
6. Operating the TV
6.1 Smart TV Features (Android 9.0)
Your TV operates on Android 9.0 (AOSP), providing access to a range of smart features and applications. The CPU is an Arm Corex A55 Quad Core at 1.1 GHz, with a Mali 470x3 GPU at 600 Mhz, 1.5 GB RAM, and 8 GB of storage.

Image 6.1: The Smart TV interface of the TD Systems K43DLG12US, showcasing the Android 9.0 operating system with various app icons and navigation options.
6.2 Channel Tuning and HBBTV
The TV includes a DVB-T2/C/S2 digital tuner, supporting hybrid television system HbbTV 2.0.1, compatible with all European Union countries. This second-generation tuner allows for reception of digital terrestrial, cable, and satellite broadcasts.
6.3 Connectivity
Utilize the integrated Wi-Fi and Bluetooth connectivity to link your TV with various accessories, such as soundbars, headphones, or other smart gadgets.

Image 6.2: The TD Systems TV demonstrating wireless connectivity with a soundbar, illustrating how external audio devices can be easily integrated.
7. Maintenance
Proper maintenance ensures the longevity of your TV:
- Screen Cleaning: Gently wipe the screen with a soft, lint-free cloth. For stubborn marks, slightly dampen the cloth with water or a specialized screen cleaner (apply to cloth, not directly to screen).
- Cabinet Cleaning: Use a soft, dry cloth to clean the TV cabinet. Avoid abrasive cleaners.
- Dust Removal: Regularly dust the ventilation openings to prevent overheating.
- Power Cord: Periodically check the power cord for any damage. If damaged, replace it with an authorized part.
8. Troubleshooting
If you encounter issues, refer to the following common solutions:
- No Power: Ensure the power cord is securely plugged into both the TV and the wall outlet. Check if the outlet is functional.
- No Picture/Sound: Verify the correct input source is selected. Check all cable connections (HDMI, AV, etc.).
- Poor Picture Quality: Adjust picture settings (brightness, contrast, sharpness). Ensure the antenna or cable connection is secure. For 4K content, ensure the source device and cable support 4K resolution.
- Remote Control Not Working: Check the batteries and ensure they are inserted correctly. Point the remote directly at the TV's IR sensor.
- Smart TV Apps Not Responding: Try restarting the TV. Ensure a stable internet connection.
- Sound Issues: Check volume levels on both the TV and any connected audio devices. Ensure no headphones are plugged in if you expect sound from speakers.
If problems persist, contact customer support.
9. Specifications
| Feature | Specification |
|---|---|
| Model Number | K43DLG12US |
| Screen Size | 43 Inches |
| Display Technology | LED |
| Resolution | 3840 x 2160 pixels (Ultra HD 4K) |
| HDR Support | HDR10 |
| Refresh Rate | 60 Hz |
| Smart TV Features | Android 9.0 (AOSP), HbbTV 2.0.1, Amazon Prime Video, Browser |
| CPU | Arm Corex A55 Quad Core at 1.1 GHz |
| GPU | Mali 470x3 at 600 Mhz |
| RAM | 1.5 GB |
| Storage | 8 GB |
| Tuner | DVB-T2/C/S2 (Second Generation) |
| Audio | Dolby Digital Plus, Built-in Speakers |
| Wattage (W) | 16.0 watts |
| Connectivity | 3x HDMI, 2x USB, Mini AV, Mini YPbPr, CI+ Port, Digital Audio Out, Headphone Out, RJ45 Ethernet, Wi-Fi, Bluetooth |
| Aspect Ratio | 1.77:1 |
| Product Dimensions (W x H x D) | 97.3 x 56.6 x 9.4 cm (without stand) |
| Weight | 6.4 kg |
| Energy Efficiency Class | G |

Image 9.1: Visual comparison highlighting the superior detail and finer borders of 4K Ultra HD resolution compared to pixelated HD images.

Image 9.2: Visual comparison demonstrating the enhanced dynamic range and vibrant colors provided by HDR-10 technology, contrasting with a lower resolution, non-HDR image.

Image 9.3: The official EU Energy Label for the TD Systems K43DLG12US, indicating its energy efficiency class G and power consumption. For more details, visit the EPREL database.

Image 9.4: A diagram illustrating the precise dimensions of the 43-inch TD Systems K43DLG12US TV, including width, height, and depth.
10. Warranty and Support
Your TD Systems K43DLG12US TV is manufactured by TD Systems. The product was first available on Amazon.es on July 6, 2021.
For customer service and technical support, please contact:
- Phone: 91737 84 47
- Hours: Monday to Thursday: 9:00 to 14:00 and 16:00 to 18:00. Fridays and eve of holidays: 8:15 to 14:15.
- After-sales Website: www.postventa.teduinsa.com
Please retain your proof of purchase for warranty claims.





