Introduction
This manual provides essential information for the safe and efficient use of your Mordaunt Short MS 309 W Subwoofer. Please read these instructions thoroughly before operating the device and retain this manual for future reference. The MS 309 W is designed to enhance your audio experience by providing deep, impactful bass, primarily for computer audio systems, utilizing wireless connectivity.
Safety Information
- Electrical Safety: Ensure the subwoofer is connected to a power outlet with the correct voltage. Do not overload power outlets.
- Placement: Position the subwoofer on a stable, level surface to prevent tipping. Avoid placing it near heat sources, direct sunlight, or in areas with high humidity or dust.
- Ventilation: Do not block any ventilation openings. Adequate airflow is necessary to prevent overheating.
- Moisture: Keep the subwoofer away from water or other liquids. Do not operate with wet hands.
- Servicing: Do not attempt to open or service the subwoofer yourself. Refer all servicing to qualified personnel.
- Children: Keep the device out of reach of children to prevent accidents.
Package Contents
The Mordaunt Short MS 309 W subwoofer package includes the following:
- Mordaunt Short MS 309 W Subwoofer Unit (Model: 467626)
Note: Necessary cables, such as the power cable and audio connection cables, are not included and must be acquired separately.
Setup
1. Unpacking and Placement
Carefully remove the subwoofer from its packaging. The unit measures approximately 37 x 37 x 37 cm and weighs 15 kg. Choose a suitable location on a stable, level surface, preferably near your computer or audio system. Ensure there is adequate space around the subwoofer for proper ventilation.

Image: Mordaunt Short MS 309 W Subwoofer. This image shows the Mordaunt Short MS 309 W subwoofer unit, typically silver in color, with its main driver visible.
2. Power Connection
- Ensure the subwoofer's power switch is in the OFF position.
- Connect the power cable (not included) to the subwoofer's power input.
- Plug the other end of the power cable into a standard electrical outlet. The subwoofer operates on wired electric power.
3. Audio Connection (Wireless)
The MS 309 W subwoofer utilizes wireless Zigbee technology for audio connectivity. It is designed to be compatible with computer audio systems.
- Ensure your computer or audio source is equipped with Zigbee wireless communication capabilities or a compatible Zigbee transmitter.
- Refer to your computer's or audio source's manual for instructions on enabling and pairing Zigbee devices.
- Follow the pairing procedure to establish a wireless audio connection between your source device and the subwoofer.
Operating Instructions
1. Powering On/Off
- To power on the subwoofer, flip the power switch to the ON position. An indicator light (if present) should illuminate.
- To power off, flip the power switch to the OFF position.
2. Voice Control
The Mordaunt Short MS 309 W subwoofer supports voice control for its operations. Ensure your connected device (e.g., computer) is configured for voice commands and linked to the subwoofer.
- Activate your voice assistant on the connected device.
- Issue commands such as "Increase subwoofer volume," "Decrease subwoofer volume," or "Mute subwoofer."
- Refer to your voice assistant's documentation for specific commands and setup.
3. Audio Output
The subwoofer operates with a stereo audio output mode and is configured for a 2.0 surround sound setup, complementing your main speakers by handling low-frequency effects.
Maintenance
Cleaning
- Always disconnect the subwoofer from the power outlet before cleaning.
- Use a soft, dry cloth to wipe the exterior surfaces.
- Do not use liquid cleaners, aerosols, or abrasive chemicals, as these can damage the finish or internal components.
- Ensure ventilation openings are free from dust and debris.
Storage
If storing the subwoofer for an extended period, disconnect it from power, clean it, and store it in a cool, dry place, away from extreme temperatures and humidity.
Troubleshooting
If you encounter issues with your Mordaunt Short MS 309 W Subwoofer, please refer to the following common problems and solutions:
- No Power:
- Check if the power cable is securely connected to both the subwoofer and the electrical outlet.
- Ensure the power outlet is functional by testing it with another device.
- Verify the subwoofer's power switch is in the ON position.
- No Sound:
- Confirm that the subwoofer is powered on.
- Check the wireless Zigbee connection between the subwoofer and your audio source. Re-pair if necessary.
- Ensure the volume on your audio source and the subwoofer (via voice control) is not muted or set too low.
- Verify that your audio source is outputting sound and configured to use the subwoofer.
- Poor Sound Quality / Distortion:
- Ensure the subwoofer is placed on a stable surface and not vibrating excessively.
- Check for any obstructions around the subwoofer's driver or ports.
- Reduce the volume level on your audio source or the subwoofer if distortion occurs at high levels.
- Verify that the audio source signal is clean and not distorted.
- Voice Control Not Responding:
- Ensure your connected device's voice assistant is active and properly configured.
- Check the wireless connection between the subwoofer and the voice control enabled device.
- Speak clearly and at a reasonable distance from your device's microphone.
If these steps do not resolve the issue, please contact customer support for further assistance.
Specifications
| Brand | MORDAUNT-SHORT |
| Model Number | 467626 |
| Product Dimensions | 37 x 37 x 37 cm |
| Item Weight | 15 kg |
| Maximum Output Power | 309 Watt |
| Connectivity Technology | Wireless (Zigbee) |
| Power Source | Electric with cord |
| Audio Output Mode | Stereo |
| Speaker Type | Subwoofer |
| Special Feature | tweeter |
| Compatible Devices | Computer |
| Surround Sound Configuration | 2.0 |
| Mounting Type | Tabletop Mount |
| Control Method | Voice |
| Number of Audio Channels | 2.0 |
| Audio Driver Type | Dynamic Driver |
| Color | Silver |
| GTIN | 05033520922755 |
Warranty and Support
Warranty Information
The Mordaunt Short MS 309 W Subwoofer comes with a Limited Warranty. For specific terms and conditions of the warranty, please refer to the documentation provided at the time of purchase or contact the manufacturer directly.
Customer Support
For technical assistance, troubleshooting beyond this manual, or warranty claims, please contact MORDAUNT-SHORT customer support. Contact details can typically be found on the manufacturer's official website or on your purchase receipt.