1. Introduction
This manual provides instructions for the installation, operation, and maintenance of your NUOUBO DVB-T2 HD Decoder Model 767776746890. This device is designed to receive digital terrestrial and cable channels, offering a high-definition visual experience with DVB-T2/C H.265 HEVC technology. It is compatible with both modern and older televisions, providing enhanced picture quality and reception.
2. Package Contents
Please verify that all items listed below are included in your package:
- 1 x NUOUBO DVB-T2 HD Decoder
- 1 x Remote Control (batteries not included)
- 1 x Power Adapter
- 1 x User Manual

Image 2.1: Package Contents
This image displays the NUOUBO DVB-T2 HD Decoder, its remote control, power adapter, and the included user manual, illustrating all items typically found in the product package.
3. Product Overview
3.1 Front Panel
The front panel features essential controls and indicators:
- POWER Button: Turns the decoder on or off.
- MENU Button: Accesses the main menu.
- USB Port: For connecting USB storage devices for media playback and PVR functions.
- Display: Shows channel number or time.
- CH+/CH- Buttons: Navigates through channels.
- V+/V- Buttons: Adjusts volume.
- OK Button: Confirms selections.
3.2 Rear Panel
The rear panel provides various connection ports:

Image 3.1: Rear Panel Connections
This image illustrates the rear panel of the decoder, highlighting its various input and output ports for connecting to an antenna, television, and external audio systems.
- RF IN: Connect an antenna cable for DVB-C or DVB-T2 signal input.
- RF LOOP THROUGH: Connect an output cable for DVB-C or DVB-T2 signal to another device.
- COAXIAL: Digital audio output for connecting to an external audio system.
- HD OUT (HDMI): Connect to the HDMI port of your television for high-definition audio/video output.
- SCART: Connect to a compatible TV via a SCART cable, typically for older televisions.
- Power Input: Connect the 12V DC power adapter to power the STB.
3.3 Remote Control
The remote control provides full functionality for navigating menus, changing channels, adjusting volume, and accessing special features like EPG, PVR, and media playback. Refer to the remote control diagram for specific button functions.

Image 3.2: Decoder and Remote Control
This image presents the NUOUBO DVB-T2 HD Decoder unit alongside its remote control, providing a visual reference for the device's appearance and its primary control interface.
4. Setup
4.1 Connecting the Decoder
- Antenna Connection: Connect your terrestrial antenna cable to the RF IN port on the rear panel of the decoder. Ensure the antenna provides a strong, correct digital terrestrial signal.
- TV Connection (HDMI): For high-definition output, connect an HDMI cable from the HD OUT port on the decoder to an available HDMI input on your television.
- TV Connection (SCART): For older televisions, connect a SCART cable from the SCART port on the decoder to the SCART input on your television.
- Power Connection: Connect the power adapter to the Power Input port on the decoder, then plug the adapter into a power outlet.

Image 4.1: Connection Diagram
This diagram illustrates the typical connection setup for the decoder, showing how to link it to a television via HDMI and to an antenna for signal reception.
4.2 Initial Setup and Channel Scan
- Turn on your television and select the correct input source (HDMI or SCART) corresponding to the decoder's connection.
- Power on the NUOUBO DVB-T2 HD Decoder.
- The first time you use the decoder, an initial setup wizard may appear. Follow the on-screen prompts to select your language and country.
- Initiate an automatic channel scan. The decoder will search for and store all available free-to-air digital terrestrial TV channels. Ensure your antenna is properly positioned for optimal signal reception.
- Once the scan is complete, you can begin watching TV channels.
5. Operating Instructions
5.1 Channel Navigation
- Use the CH+/CH- buttons on the remote control or front panel to change channels.
- Enter a channel number directly using the numeric buttons on the remote control.
- Press the OK button to display the channel list, then use the arrow keys to select a channel.
5.2 Media Player
The decoder includes a media player for viewing videos and photos, and playing audio files from a USB 2.0 storage device.
- Insert a USB drive into the USB port on the front panel.
- Access the Media Player function via the main menu or a dedicated button on the remote control (if available).
- Navigate through your USB drive's folders to select and play desired media files.
- Supported formats include MP3, AC3, AAC, JPEG, PNG, MP4, MOV, AVI, MKV, MPEG, BMP. The device supports FAT32 and NTFS file systems.
5.3 PVR (Personal Video Recorder)
Record your favorite programs to a connected USB storage device.
- Ensure a USB drive is connected and has sufficient free space.
- While watching a program, press the REC button on the remote control to start immediate recording. Press STOP to end recording.
- Use the EPG (Electronic Program Guide) to schedule recordings for future programs.
- Recorded content can be accessed and played back through the Media Player.

Image 5.1: PVR Functionality
This image highlights the Personal Video Recorder (PVR) feature, allowing users to record television programs onto a USB storage device for later viewing.
5.4 Time Shift
The Time Shift function allows you to pause live television and resume playback later.
- With a USB drive connected, press the PAUSE button during live TV. The program will pause and begin recording to the USB drive.
- Press PLAY to resume watching from where you left off.
- You can fast-forward or rewind within the buffered content.
6. Troubleshooting
If you encounter issues with your decoder, please refer to the following common solutions:
- No Picture/Sound:
- Ensure all cables (HDMI/SCART, antenna, power) are securely connected.
- Verify your TV is set to the correct input source.
- Check if the decoder is powered on.
- Poor Picture Quality/No Channels:
- Check your antenna connection and ensure it is properly aligned for optimal signal reception.
- Perform a new channel scan (refer to Section 4.2).
- Ensure your antenna cable is not damaged.
- Remote Control Not Working:
- Replace the batteries in the remote control.
- Ensure there are no obstructions between the remote control and the decoder's IR sensor.
- USB Media Playback Issues:
- Ensure the USB drive is formatted to FAT32 or NTFS.
- Verify that the media files are in a supported format (MP3, MP4, AVI, etc.).
- Try a different USB drive.
7. Specifications
| Brand | NUOUBO |
| Model Number | 767776746890 |
| Compatible Devices | Television |
| Special Features | H265 HEVC |
| Audio Output Mode | Minimum Stereo |
| Surround Sound Configuration | 5.1 |
| Output Wattage | 5 Watt |
| Connectivity Technology | HDMI, USB |
| Number of HDMI Ports | 1 |
| Video Encoding | H265 HEVC |
| Color | Black |
| Package Dimensions | 18.6 x 16 x 4.9 cm; 360 g |
8. Warranty and Support
The manufacturer provides 24-hour online service for any questions or assistance you may require regarding your NUOUBO DVB-T2 HD Decoder. Please refer to the contact information provided with your product or on the official brand website for support.