1. Introduction
Welcome to the user manual for your new Telefunken 43FTV825 43-inch 4K UHD Smart Fire OS TV. This manual provides essential information for setting up, operating, maintaining, and troubleshooting your television. Please read it carefully to ensure optimal performance and safe use of your device.
Your Telefunken TV combines stunning 4K UHD resolution with HDR10 technology for exceptional visual clarity. Powered by Fire OS, it offers integrated access to a wide range of streaming services and smart features, including Alexa voice control, Dolby Audio for immersive sound, and Apple AirPlay for seamless content sharing.
2. Safety Information
To prevent fire, electric shock, or damage, please observe the following safety precautions:
- Power Supply: Ensure the TV is connected to a power outlet with the correct voltage. Do not overload power outlets.
- Ventilation: Do not block ventilation openings. Allow adequate space around the TV for proper airflow to prevent overheating.
- Liquid Exposure: Do not expose the TV to rain or moisture. Do not place objects filled with liquids, such as vases, on the TV.
- Cleaning: Unplug the TV before cleaning. Use a soft, dry cloth. Do not use liquid cleaners or aerosol cleaners.
- Placement: Place the TV on a stable, level surface. If wall-mounting, ensure it is securely installed by qualified personnel.
- Servicing: Do not attempt to service the TV yourself. Refer all servicing to qualified service personnel.
3. What's in the Box
Upon unpacking, please verify that all the following items are included:
- Telefunken 43FTV825 43-inch 4K UHD Smart Fire OS TV
- Remote control
- AAA Batteries (2)
- User Manual (this document)
- Power Cable
- TV Stands (if applicable, for tabletop placement)
4. Setup
4.1 Physical Setup
Before connecting your TV, decide on its placement. You can either use the included stands for tabletop placement or wall-mount the TV using a VESA-compatible bracket (sold separately).
Tabletop Installation:
- Carefully place the TV face-down on a soft, clean surface to prevent screen damage.
- Attach the TV stands to the designated slots on the bottom of the TV using the provided screws. Ensure they are securely fastened.
- Carefully lift the TV to its upright position on a stable, level surface.
Wall Mounting:
- The Telefunken 43FTV825 supports VESA wall mounts. Refer to the TV's specifications for the correct VESA pattern and screw size.
- It is highly recommended to have the TV wall-mounted by a professional installer to ensure safety and proper installation.

Image: Telefunken 43FTV825 43-inch 4K UHD Smart Fire OS TV, shown with its stands.

Image: Front view of the Telefunken 43FTV825 TV, showcasing its slim bezels and integrated Fire TV branding.
4.2 Connecting Devices
Your TV offers various connectivity options:
- HDMI: Connect external devices like Blu-ray players, game consoles, or set-top boxes.
- USB: Connect USB storage devices to play media files or record programs.
- Ethernet: For a stable wired internet connection.
- Wi-Fi: Connect wirelessly to your home network for internet access.
- Bluetooth: Pair with compatible Bluetooth devices such as headphones or soundbars.
4.3 Initial Power On and Fire OS Setup
After connecting the power cable, press the power button on the remote control or the TV. The TV will guide you through the initial setup process, which includes:
- Language selection
- Network connection (Wi-Fi or Ethernet)
- Amazon account login (required for Fire OS features)
- Channel scanning (for antenna/cable connections)
5. Operating the TV
5.1 Fire TV Interface
The integrated Fire TV platform provides a centralized hub for all your entertainment. Easily access thousands of applications and streaming services such as Netflix, Prime Video, and Disney+. The interface is designed to be fluid and intuitive, offering personalized recommendations based on your viewing habits.

Image: Screenshot of the Fire TV interface displaying various streaming applications like Netflix, Prime Video, and Disney+.
5.2 Alexa Voice Control
Control your TV with your voice using the integrated Alexa feature. Simply press the Alexa button on your remote control and speak your command. You can change channels, adjust the volume, search for specific content, or manage your compatible smart home devices without leaving your sofa.

Image: Close-up of the TV remote control with the Alexa voice button highlighted, indicating voice command functionality.
5.3 Apple AirPlay
Share content from your Apple devices directly to your TV using Apple AirPlay. You can send photos, videos, or mirror the entire screen of your iPhone, iPad, or Mac to the television. This feature allows for seamless integration with your Apple ecosystem without the need for cables or complex configurations.
5.4 4K UHD and HDR10 Visuals
Experience stunning picture quality with 4K UHD resolution, offering four times the detail of Full HD. HDR10 technology enhances contrast and color accuracy, delivering vivid colors and deep blacks for a more lifelike viewing experience. This is ideal for movies, series, and video games.
5.5 Dolby Audio
The TV features Dolby Audio, providing immersive and defined sound. From subtle dialogues to intense action sequences, every sound detail is rendered with clarity and depth, enhancing your overall entertainment experience.
5.6 Gaming Features
Enhance your gaming experience with features like Auto Low Latency Mode (ALLM) and Variable Refresh Rate (VRR). These technologies contribute to smoother gameplay and faster reactions, providing a more responsive and enjoyable gaming session.

Image: The Telefunken TV displaying a video game, illustrating the gaming features like ALLM and VRR for smoother gameplay.
5.7 Smart Home Integration
With Alexa integrated, your TV can serve as a central point for managing your smart home. You can control compatible smart devices, check live camera feeds, get weather updates, and more, all through voice commands or the TV interface.

Image: The TV displaying smart home controls and information, demonstrating Alexa's capability to manage smart devices.
5.8 User Profiles
Create personalized user profiles to tailor your viewing experience. Each profile can have its own watch list and receive customized content recommendations, making it easier to discover new movies and series.

Image: Screenshot of the Fire TV interface showing multiple user profiles, indicating personalized content recommendations.
6. Maintenance
6.1 Cleaning the TV
- Screen: Gently wipe the screen with a soft, lint-free cloth. For stubborn marks, lightly dampen the cloth with water or a specialized screen cleaner (do not spray directly onto the screen).
- Casing: Use a soft, dry cloth to wipe the TV casing. Avoid abrasive cleaners or solvents.
- Always unplug the TV from the power outlet before cleaning.
6.2 Software Updates
Your Fire OS TV may receive automatic software updates to improve performance and add new features. Ensure your TV is connected to the internet to receive these updates. You can also manually check for updates in the TV's settings menu.
7. Troubleshooting
If you encounter issues with your TV, refer to the following common problems and solutions:
| Problem | Possible Solution |
|---|---|
| No power | Check if the power cable is securely connected to both the TV and the power outlet. Try a different outlet. Ensure the remote batteries are not depleted. |
| No picture, but sound is present | Check the input source (HDMI, AV) is correctly selected. Ensure all video cables are securely connected. |
| No sound, but picture is present | Check the volume level and ensure the TV is not muted. Verify audio cables are connected correctly. If using external audio, ensure it's powered on and correctly configured. |
| Remote control not working | Replace the batteries. Ensure there are no obstructions between the remote and the TV's IR sensor. |
| Network connection issues | Restart your router and modem. Check Wi-Fi password. For wired connections, ensure the Ethernet cable is properly connected. |
| Slow performance or app crashes | Restart the TV by unplugging it for a few minutes. Clear app caches in the Fire OS settings. If issues persist, consider a factory reset (note: this will erase all settings and installed apps). |
If the problem persists after trying these solutions, please contact customer support.
8. Specifications
Detailed technical specifications for the Telefunken 43FTV825 TV:
| Feature | Specification |
|---|---|
| Brand | Telefunken |
| Model Identifier | 43FTV825 |
| Screen Size | 43 Inches (108 cm diagonal) |
| Resolution | 4K UHD (3840 x 2160 pixels) |
| Display Technology | LED |
| Refresh Rate | 60 Hz |
| Aspect Ratio | 16:9 |
| Connectivity Technology | Bluetooth, Ethernet, HDMI, USB, Wi-Fi |
| Special Features | Alexa Compatible, Bezel-less Design, VESA Wall Mount, HDR - HLG, Smart TV |
| Product Dimensions (W x H x D) | 96.5 x 59.9 x 26.1 cm (with stand) |
| Product Weight | 7.09 kg |
| Batteries | 2 AAA (included) |
| Country of Origin | Turkey |
| Energy Efficiency Class (SDR) | E |
| Power Demand On-mode (SDR) | 42.0 W |
| Energy Efficiency Class (HDR) | G |
| Power Demand On-mode (HDR) | 72.0 W |
| Power Demand Standby Mode | 0.5 W |
| Power Demand Networked Standby Mode | 2.0 W |
| Minimum Guaranteed Software/Firmware Updates | 7 Years |
| Minimum Guaranteed Spare Parts Availability | 7 Years |
| Minimum Guaranteed Product Support | 7 Years |

Image: Detailed product information sheet for the Telefunken 43FTV825 TV, listing technical specifications and energy efficiency data.

Image: EU Energy Label for the Telefunken 43FTV825 TV, showing its energy efficiency rating and power consumption. For more details, visit the EPREL database.
9. Warranty and Support
Your Telefunken 43FTV825 TV comes with a standard manufacturer's warranty as per local regulations. Please retain your proof of purchase for warranty claims.
Telefunken guarantees the availability of spare parts and product support for a minimum of 7 years from the date of market introduction of the last unit, ensuring long-term usability and serviceability of your television.
For technical assistance, warranty inquiries, or further support, please refer to the contact information provided with your purchase documentation or visit the official Telefunken website for your region.