1. Bubuka
Thank you for choosing the Nobsound VU1-W 4-IN-1-OUT Audio Switch. This device is designed to enhance your audio experience by providing a versatile solution for managing multiple audio sources, amplifying headphones, and offering visual feedback through its integrated VU meters. Its elegant walnut wood design complements any desktop HiFi system.
This manual provides detailed instructions for setting up, operating, and maintaining your VU1-W audio switch. Please read it thoroughly before use to ensure optimal performance and longevity of your device.

The Nobsound VU1-W Audio Switch features dual VU meters, a headphone output, input selection buttons, and tone controls, all housed in a walnut wood casing.
2. Naon dina Box
Mangga parios eusi pakét anjeun pikeun mastikeun yén sadaya barang aya:
- 1x VU1-W Audio Switcher
- 1x Kadali Jauh
- 1x Type-C Cable (for power)
- 1 x Manual Pamaké

This image displays the VU1-W unit, remote control, Type-C power cable, and user manual included in the product package.
3. Produk Langkungview
Familiarize yourself with the various components and controls of your Nobsound VU1-W Audio Switch.

This diagram illustrates the layout of the front and rear panels, labeling all inputs, outputs, and controls for easy identification.
3.1. Panel Hareup
- VU Meters (L/R): Display audio input levels.
- Kaluaran Headphone 3.5mm: Connect headphones for personal listening.
- Input Selection Buttons (1-4): Select the desired audio input source.
- Tombol Daya / Pareuman: Ngahurungkeun atanapi mareuman alat.
- Tombol Bass: Nyaluyukeun réspon frékuénsi handap.
- Treble kenop: Nyaluyukeun réspon frékuénsi luhur.
- Jilid Kenop: Ngadalikeun volume kaluaran sakabéh.
3.2. Panél Pungkur
- RCA Inputs (IN-1, IN-2, IN-3, IN-4): Connect up to four audio sources via RCA cables.
- RCA Output (OUT): Nyambung ka hiji amplifier, active speakers, or other audio receiving devices.
- MIC/AUX Input Switch: Toggles between microphone pickup mode for VU meters or AUX input.
- DC 5V Power Input (Type-C): Connect the provided Type-C cable to a 5V power adapter (not included).
4. Parentah Setup
Follow these steps to set up your Nobsound VU1-W Audio Switch:
- panempatan: Place the VU1-W on a stable, flat surface near your audio sources and output device. Ensure adequate ventilation.
- Sambungkeun Sumber Audio: Connect your audio sources (e.g., CD player, PC, phone, tablet) to the RCA inputs (IN-1 to IN-4) on the rear panel using appropriate RCA cables.
- Sambungkeun Kaluaran Audio: Connect the RCA output (OUT) on the rear panel to your amplifier, active speakers, or other audio receiving device.
- Sambungkeun Kakuatan: Connect the provided Type-C cable to the DC 5V input on the rear panel and plug the other end into a 5V power adapter (e.g., a phone charger, computer USB port).
- Daya Hurung: Press the power button on the front panel to turn on the device. The VU meters will illuminate.
- Sambungan Headphone (Opsional): If using headphones, plug them into the 3.5mm headphone output on the front panel. Note that connecting headphones will prioritize headphone output, muting the RCA output.

This image shows the rear panel of the VU1-W with multiple RCA cables connected to the input and output ports, demonstrating a typical setup.

The VU1-W is shown connected to a laptop as an audio source and a speaker as the output, illustrating a common desktop audio configuration.
5. Parentah Operasi
5.1. Operasi dasar
- Pilihan Input: Press the corresponding input button (1, 2, 3, or 4) on the front panel to select your desired audio source.
- Kontrol volume: Puterkeun VOL knob to adjust the output volume.
- Kontrol nada: Ngagunakeun éta bass jeung TREBLE knobs to fine-tune the audio's low and high frequencies according to your preference.
- VU Meter Function: The VU meters will react to the audio signal. Use the MIC/AUX switch on the rear panel to select between direct audio input (AUX) or microphone pickup mode for the VU meters. In MIC pickup mode, the VU meters will respond to ambient sound.

A lengkep view of the input selection buttons, bass, treble, and volume knobs on the front panel, highlighting the tone control functionality.
5.2. Kadali jauh
Remote control anu kalebet nyayogikeun aksés anu gampang pikeun rupa-rupa fungsi:
- Hurungkeun/Pareuman: Ngahurungkeun atanapi mareuman alat.
- Pilihan Input: Directly select inputs 1-4.
- Volume Kaluhur/Turun: Saluyukeun tingkat polumeu.
- Jempé: Ngajempékeun atanapi nganonaktipkeun kaluaran audio.
- Gain/Sensitivity/Brightness Settings: The remote allows adjustment of VU meter gain/sensitivity and brightness. Refer to the remote's specific buttons for these functions. Settings are saved after shutdown.

This image shows a hand holding the remote control, pointing it towards the VU1-W unit, demonstrating the convenience of remote operation.
5.3. Video produk
This video provides a visual demonstration of the Nobsound VU1-W audio switch, showcasing its features, connections, and operation in a typical audio setup.
6. Pangropéa
To ensure the longevity and optimal performance of your Nobsound VU1-W Audio Switch, follow these maintenance guidelines:
- beberesih: Use a soft, dry cloth to clean the exterior of the device. Avoid using harsh chemicals, solvents, or abrasive cleaners, as these can damage the finish.
- Perlindungan lebu: Keep the device free from dust. If not in use for an extended period, consider covering it.
- Ventilasi: Ensure the device has adequate airflow around it to prevent overheating. Do not block ventilation openings.
- Pegatkeun daya: Always disconnect the power cable before cleaning or if the device will not be used for a long time.
7. Cara ngungkulan
If you encounter any issues with your Nobsound VU1-W, please refer to the following common problems and solutions:
| Masalah | Mungkin Cukang lantaranana | Solusi |
|---|---|---|
| Taya kaluaran sora |
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| Sora distort |
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| VU meters not moving |
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| Kadali jauh teu jalan |
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If the problem persists after trying these solutions, please contact Nobsound customer support for further assistance.
8. Spésifikasi
| Fitur | Rincian |
|---|---|
| Dimensi produk | 4.76 x 2.17 x 3.27 inci (121 x 55 x 83 mm) |
| Item Beurat | 11.4 ons (321 g) |
| Nomer modél | XX-VU1-W-AU |
| merek | Nobsound |
| Warna | Kai |
| Tipe Panyambung | 3.5mm Jack, RCA |
| Alat nu cocog | Active Speaker, Amplifier, CD Player, Headphone, PC |
| Tipe Kabel | RCA, AUX 3.5mm |
| Kaluaran headphone | 50 mW @ 32 Ω |
| Tone Control Range | ±10 dB (Bass/Treble) |
| Input kakuatan | DC 5V (via Type-C) |
9. Garansi jeung Rojongan
Nobsound products are designed for reliability and performance. For warranty information and customer support, please refer to the documentation included with your purchase or visit the official Nobsound websitus.
If you require technical assistance or have questions regarding your VU1-W Audio Switch, please contact Nobsound customer service. When contacting support, please have your product model number (VU1-W) and purchase details available.
Sumberdaya Online: For additional information, FAQs, and product updates, please visit the Nobsound Store on Amazon.





