Widex TV-DEX
Widex TV-DEX User Manual
Model: TV-DEX
1. Introduction
The Widex TV-DEX is a wireless assistive listening device designed to enhance your experience of watching TV and listening to audio content. It provides high-fidelity stereo sound directly to your compatible Widex hearing aids, ensuring clear and immersive audio without distortions or echoes. A key feature is the 'Room Off' function, which allows you to focus solely on the TV audio by temporarily disabling your hearing aid microphones, eliminating background noise.

Figure 1: The Widex TV-DEX device in its charging base.
2. Safety Information
Please read these safety guidelines carefully before using your TV-DEX device to ensure safe and proper operation.
- Do not open or attempt to repair the device yourself. Unauthorized repairs can cause damage and void the product warranty.
- Keep the device dry. Avoid exposure to water, rain, or excessive moisture.
- Do not expose the device to extreme temperatures, direct sunlight, or heat sources.
- Keep the device out of reach of small children and pets to prevent accidental ingestion of small parts or damage.
- Use only the power adapter and cables supplied with the TV-DEX.
Important: If you experience any issues or require service, please contact an authorized Widex professional.
3. Setup and Initial Use
Follow these steps to set up your Widex TV-DEX for the first time and begin using it.
- Unpack the Device: Carefully remove the TV-DEX unit, charging base, power adapter, and any included audio cables from the packaging.
- Connect Power: Plug the power adapter into the charging base, then connect it to a standard wall outlet. The indicator light on the base should illuminate, indicating power.
- Charge the TV-DEX: Place the TV-DEX unit into the charging base. Ensure it is seated correctly. Allow the unit to charge fully before its first use.
- Connect to TV/Audio Source: The TV-DEX base offers multiple connection options for your audio source. Choose the best option for your TV or audio device:
- Optical Connection (Recommended): Connect one end of the optical cable to the digital optical audio output (TOSLINK) on your TV and the other end to the optical input on the TV-DEX charging base.
- RCA/Analog Connection: If your TV has red and white RCA audio output jacks, use the supplied RCA cables to connect them to the corresponding RCA inputs on the TV-DEX charging base.
- 3.5mm Jack: For devices with a 3.5mm headphone jack, you may use a 3.5mm to RCA adapter (not included) to connect to the RCA inputs on the TV-DEX base.
- Pair with Hearing Aids: The TV-DEX is designed to automatically pair with compatible Widex hearing aids when they are within range and in a streaming program. Ensure your hearing aids are turned on. If you experience issues, consult your hearing aid's user manual for specific pairing instructions or contact your hearing care professional.
4. Operating Instructions
This section details the functions and controls of your Widex TV-DEX.
4.1. Powering On/Off
- Power On: Press and hold the power button (●) on the TV-DEX unit until the indicator light illuminates.
- Power Off: Press and hold the power button again until the indicator light turns off.
4.2. Adjusting Volume
- Use the + button to increase the volume of the streamed audio.
- Use the - button to decrease the volume of the streamed audio.
- These volume adjustments affect only the audio streamed from the TV-DEX and are independent of your hearing aid's general volume settings.
4.3. Room Off Function
The 'Room Off' function allows you to temporarily mute the microphones on your hearing aids, enabling you to hear only the sound from the TV-DEX without interference from surrounding ambient noise.
- Activate Room Off: Press the 'Room Off' button (⌀) on the TV-DEX unit. You will notice a significant reduction in ambient sound.
- Deactivate Room Off: Press the 'Room Off' button again to re-enable your hearing aid microphones and hear surrounding sounds.
4.4. Charging the TV-DEX
When the battery level is low, the indicator light on the TV-DEX unit will typically change color or flash. To recharge, simply place the TV-DEX unit back into its charging base, ensuring the base is connected to a power source.
5. Maintenance and Care
Proper care and maintenance will help ensure the longevity and optimal performance of your TV-DEX.
- Cleaning: Use a soft, dry cloth to wipe the TV-DEX unit and its charging base. Do not use liquid cleaners, solvents, or abrasive materials. Never immerse the device in water.
- Storage: When not in use for extended periods, store the device in a cool, dry place. It is advisable to fully charge the device before storing it for a long duration.
- Battery Care: To maximize the lifespan of the internal battery, avoid frequent complete discharge cycles. Recharge the device regularly as needed.
6. Troubleshooting
If you encounter any issues with your Widex TV-DEX, refer to the following table for common problems and their solutions.
| Problem | Possible Cause | Solution |
|---|---|---|
| No sound or intermittent sound |
|
|
| Sound is distorted or unclear |
|
|
| Room Off function not working |
|
|
If the problem persists after attempting these solutions, please contact your authorized Widex dealer or customer support for further assistance.
7. Specifications
Key technical specifications for the Widex TV-DEX device.
- Model: Widex TV-DEX
- Manufacturer: Widex
- Connectivity: Digital Optical (Toslink), Analog RCA (L/R)
- Wireless Technology: Proprietary WidexLink
- Compatibility: Designed for use with compatible Widex hearing aids.
- Features: Real-time high-fidelity stereo sound, 'Room Off' function for focused listening.
- Power Supply: AC Adapter (specifics vary by region, refer to adapter label)
8. Warranty and Support
For information regarding product warranty and customer support, please refer to the following:
- Warranty: This product is covered by a limited manufacturer's warranty. Please retain your original proof of purchase. For detailed terms, conditions, and duration of the warranty, refer to the warranty card or documentation included with your TV-DEX, or visit the official Widex website.
- Customer Support: If you have questions, require technical assistance, or need to report a defect, please contact your authorized Widex hearing care professional or visit the Widex support portal online.
- Online Resources: Additional information, frequently asked questions (FAQs), and potential software updates may be available on the official Widex website: www.widex.com
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