1. Introduction
The Magnat Sounddeck 150 is a compact audio system designed to enhance your television's sound experience. It features an integrated downfire subwoofer for powerful bass, a 2-way front speaker system for clear audio, and multiple connectivity options including HDMI ARC, Bluetooth aptX, USB, and optical/coaxial digital inputs. This manual provides detailed instructions for setting up, operating, and maintaining your Sounddeck 150.
2. Safety Information
Please read all safety instructions before using the device. Keep this manual for future reference.
- Do not expose the device to rain or moisture.
- Do not block any ventilation openings.
- Ensure proper ventilation around the unit.
- Only use attachments/accessories specified by the manufacturer.
- Unplug the device during lightning storms or when unused for long periods.
- Refer all servicing to qualified service personnel.
3. Package Contents
Verify that all items are present in the packaging:
- Magnat Sounddeck 150 unit
- Power cable
- Optical digital cable
- Stereo audio cable (RCA)
- Remote control
- User manual (this document)
4. Setup
4.1 Physical Placement
The Sounddeck 150 is designed to be placed directly under your television, serving as a stable base. Ensure the surface is flat and capable of supporting both the Sounddeck and your TV.

Image: The Sounddeck 150 supporting a television, illustrating its compact dimensions (70 cm width, 34 cm depth, 8 cm height) and a maximum supported weight of 80 kg.
4.2 Connecting to Your Television
Choose one of the following connection methods:
- HDMI ARC (Audio Return Channel): Connect an HDMI cable (not included) from the HDMI ARC port on the Sounddeck 150 to the HDMI ARC port on your TV. This allows audio from your TV to be sent to the Sounddeck and enables control of the Sounddeck via your TV remote (CEC function).
- Optical Digital Input (Toslink): Connect the included optical digital cable from the OPTICAL IN port on the Sounddeck 150 to the optical digital output on your TV.
- Coaxial Digital Input: Connect a coaxial digital cable (not included) from the COAXIAL IN port on the Sounddeck 150 to the coaxial digital output on your TV.
- Analog Input (RCA): Connect the included stereo audio cable from the AUX IN (RCA) ports on the Sounddeck 150 to the analog audio output ports on your TV.
4.3 Power Connection
Connect the supplied power cable to the AC IN port on the Sounddeck 150 and then to a wall outlet. The unit will enter standby mode.

Image: The underside of the Sounddeck 150, highlighting the integrated 140mm downfire subwoofer and various input ports for connectivity.
5. Operating Instructions
5.1 Power On/Off
Press the POWER button on the remote control or the unit to turn the Sounddeck on or off (standby mode).
5.2 Input Selection
Press the SOURCE button on the remote control to cycle through available inputs: HDMI, Optical, Coaxial, AUX, Bluetooth, USB.
5.3 Volume Control
Use the VOLUME + and VOLUME - buttons on the remote control to adjust the sound level. Press the MUTE button to temporarily silence the audio.
5.4 Bluetooth Pairing
- Select Bluetooth as the input source.
- Press and hold the BT PAIR button on the remote control until the LED display indicates pairing mode.
- On your Bluetooth device (e.g., smartphone), search for "Magnat Sounddeck 150" and select it to connect.
- Once connected, audio from your device will play through the Sounddeck.
5.5 Sound Modes
Press the SOUND button to cycle through various sound presets. Use the SURR. button to activate or deactivate the 3D audio signal processing for an immersive sound experience.
5.6 CEC Functionality
If connected via HDMI ARC to a compatible TV, the Sounddeck 150 can be controlled using your TV's remote control for basic functions like power on/off and volume adjustment.
5.7 USB Playback
Insert a USB drive containing MP3 or WAV audio files into the USB port. The Sounddeck will automatically switch to USB input and begin playback. Use the remote control for playback functions like play/pause, skip track, and repeat.
5.8 LED Display
The 5-digit LED display on the front of the unit shows the current input, volume level, and other settings. It automatically dims after a period of inactivity.
5.9 Automatic Standby
The Sounddeck 150 features an automatic standby function. If no audio signal is detected for approximately 20 minutes, the unit will automatically switch to standby mode. All settings except volume will be retained. The volume will reset to VOL21 upon waking.
6. Remote Control
The included remote control provides full functionality for your Sounddeck 150. Ensure the battery (CR2025 button cell) is correctly inserted and point the remote directly at the Sounddeck's front panel for optimal response.

Image: The compact black remote control for the Magnat Sounddeck 150, featuring buttons for power, volume, source selection, Bluetooth pairing, sound modes, and media playback controls.
Remote Control Functions:
- Power (⏻): Turns the unit on/off (standby).
- Mute (🔇): Mutes/unmutes the sound.
- Volume (+/-): Adjusts the volume level.
- Source: Selects the input source (HDMI, Optical, Coaxial, AUX, BT, USB).
- Night: Activates/deactivates Night Mode (reduces dynamic range for late-night listening).
- Surr.: Toggles 3D Surround Sound effect.
- BT Pair: Initiates Bluetooth pairing mode.
- Sound: Cycles through preset equalizer modes.
- Menu: Accesses additional settings (if available).
- Playback Controls (⏮️, ⏸️, ⏭️): For USB and Bluetooth playback (Previous, Play/Pause, Next).
- Repeat: Toggles repeat mode for USB playback.
7. Maintenance
To ensure the longevity and optimal performance of your Sounddeck 150, follow these maintenance guidelines:
- Cleaning: Use a soft, dry cloth to clean the exterior surfaces. Do not use liquid cleaners, aerosols, or abrasive materials, as they may damage the finish.
- Ventilation: Ensure that the ventilation openings are not obstructed by dust or debris. Periodically clean them with a soft brush or vacuum cleaner.
- Storage: If storing the unit for an extended period, disconnect it from power and store it in a cool, dry place away from direct sunlight and extreme temperatures.
8. Troubleshooting
If you encounter issues with your Sounddeck 150, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No sound from Sounddeck. |
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| Remote control not working. |
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| Bluetooth device cannot pair. |
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| Sound quality is poor. |
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| Sounddeck does not turn on automatically with TV via HDMI ARC. |
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9. Technical Specifications
| Feature | Specification |
|---|---|
| Model Name | Sounddeck 150 |
| Build Type | 2 x 2-way system + Downfire Bass Reflex Subwoofer |
| Drivers | 2 x 20mm Tweeter, 4 x 45mm Midrange, 1 x 140mm Subwoofer |
| Output Power (RMS/Max) | Front: 100/200 Watts; Downfire: 50/100 Watts; L+R Channel: 2 x 25/50 Watts |
| Frequency Range | 28 - 26,000 Hz |
| Transition Frequency | 200 Hz / 3,000 Hz |
| Connectivity | HDMI ARC, Optical, Coaxial, AUX (RCA), USB, Bluetooth aptX |
| Wireless Technology | Bluetooth, Radio Frequency |
| Audio Output Mode | Surround |
| Compatible Devices | Television |
| Control Method | Remote |
| Material | MDF (Medium-density fibreboard) |
| Product Dimensions (W x H x D) | 70.1 x 8 x 34.04 cm |
| Item Weight | 5 kg |
| Color | Black |
10. Warranty and Support
Magnat products are manufactured with high quality standards. For information regarding warranty terms and conditions, please refer to the warranty card included with your product or visit the official Magnat website. For technical support or service inquiries, please contact Magnat customer service through their official channels.
You can find more information and support on the official Magnat website: www.magnat.de





