Introducció
Welcome to the user manual for your new Hiwill Nimbus A312 Dolby Atmos Soundbar. This manual provides detailed instructions to help you set up, operate, and maintain your soundbar system, ensuring you get the best possible audio experience. Please read this manual thoroughly before using the product.

Image: The Hiwill Nimbus A312 soundbar and its wireless subwoofer positioned in front of a television, showcasing the complete home theater audio system.
Instruccions importants de seguretat
- Llegeix aquestes instruccions.
- Conserveu aquestes instruccions.
- Compte amb totes les advertències.
- Seguiu totes les instruccions.
- No utilitzeu aquest aparell prop de l'aigua.
- Netejar només amb un drap sec.
- No bloquegeu cap obertura de ventilació. Instal·leu-ho d'acord amb les instruccions del fabricant.
- No instal·leu a prop de cap font de calor com ara radiadors, registres de calor, estufes o altres aparells (inclosos amplificadors) que produeixen calor.
- Eviteu que el cable d'alimentació sigui trepitjat o pessigat, especialment als endolls, els receptacles i el punt on surten de l'aparell.
- Utilitzeu només accessoris/accessoris especificats pel fabricant.
- Desendolleu aquest aparell durant les tempestes amb llamps o quan no l'utilitzeu durant llargs períodes de temps.
- Demaneu tot el servei a personal de servei qualificat. El manteniment és necessari quan l'aparell s'ha fet malbé d'alguna manera, com ara el cable d'alimentació o l'endoll està danyat, s'ha vessat líquid o han caigut objectes a l'aparell, l'aparell ha estat exposat a la pluja o la humitat, no funciona amb normalitat. , o s'ha deixat caure.
Què hi ha a la caixa
Verifiqueu que tots els components siguin presents a l'embalatge:
- Hiwill Nimbus A312 Soundbar
- Subwoofer amb cable
- Control remot
- Bateria de control remot
- Cable HDMI eARC
- Cable òptic digital
- Cable d'àudio estèreo de 3.5 mm a 3.5 mm
- Kit de muntatge a la paret
- Cable d'alimentació
- Manual d'usuari (aquest document)
Característiques clau
- True Immersive Upgraded 3.1.2CH Soundbar System: Features two exclusive side tweeters and a dedicated center tweeter for an expanded soundstage, precise overhead effects, and deep bass.
- Suport per a Dolby Atmos: Redefines dimensional audio for a theater-like experience with lifelike audio and overhead effects.
- Up-Firing Drivers: Two skyward drivers project stunning overhead sound, creating an expansive, three-dimensional soundstage.
- 3 Premium Tweeters: Includes two side tweeters to significantly expand the horizontal soundstage, optimizing treble and midrange for immersive, dynamic audio.
- HXS Processing (ClearVoice Technology): Enhances dialogue clarity with advanced racetrack drivers for balanced, cinematic-quality sound.
- Advanced Materials: Equipped with copper shorting ring, aluminum-magnesium diaphragms, and embedded neodymium iron-boron magnets for superior, distortion-free sound.
- Versatile EQ Modes: PureSound, Movie, Music, and News modes allow sound customization.
- Múltiples opcions de connectivitat: Supports eARC, ARC, Optical, Bluetooth 5.3, AUX, and USB for seamless integration.

Image: The Hiwill Nimbus A312 soundbar in a living room setting, highlighting its 400W Peak Power capability with visual effects of sound waves.

Image: Diagram illustrating the upward sound projection from the two up-firing drivers of the Hiwill Nimbus A312 soundbar, creating an immersive 3D sound experience.

Image: Diagram showing sound dispersion from the two side tweeters of the Hiwill Nimbus A312 soundbar, indicating a super-expansive soundstage.

Imatge: Una explosió view of the Hiwill Nimbus A312 subwoofer, revealing its internal components and emphasizing its ground-shaking bass capabilities.
Guia de configuració
1. Col·locació
Place the soundbar on a stable, flat surface directly in front of your TV, or mount it on the wall below your TV using the provided wall mount kit. Ensure the up-firing speakers are not obstructed. Position the wired subwoofer near the soundbar, ideally on the same side as the soundbar's subwoofer output port.
2. Connexions
The Hiwill Nimbus A312 offers multiple connection options. For the best audio quality and Dolby Atmos support, HDMI eARC is recommended.
| Mètode de connexió | Qualitat d'àudio | Supports Dolby Atmos | Recommendation Rating |
|---|---|---|---|
| HDMI eARC | Best (uncompressed high-res audio) | Totalment recolzat | ★★★★★ |
| HDMI ARC | Good (compressed audio) | Partially supported | ★★★★☆ |
| Òptic | Fair (compressed audio) | No s'admet | ★★★☆☆ |
| Bluetooth | Fair (wireless transmission) | No s'admet | ★★☆☆☆ |
| AUX | Poor (stereo audio) | No s'admet | ★☆☆☆☆ |
Note: "Partially supported" for HDMI ARC means that HDMI ARC can only support Atmos transmitted via Dolby Digital Plus, but not Dolby TrueHD Atmos.
HDMI eARC/ARC Connection (Recommended)
- Connect one end of the provided HDMI eARC cable to the HDMI eARC/ARC port on your TV.
- Connect the other end of the HDMI eARC cable to the eARC/ARC port on the Hiwill soundbar.
- Ensure your TV's audio output settings are configured to use the HDMI ARC/eARC port and set to "Passthrough" for optimal Dolby Atmos experience.
Connexió òptica
- Connect one end of the provided Digital Optical Cable to the Optical Out port on your TV.
- Connect the other end of the Digital Optical Cable to the OPTICAL port on the Hiwill soundbar.
- Ensure your TV's audio output settings are configured to use the Optical Out port.
Connexió Bluetooth
- Enceneu la barra de so.
- Press the "INPUT" button on the remote control or soundbar to switch to Bluetooth mode (display will show "BT").
- On your mobile device, search for "Hiwill A312" in the Bluetooth settings and pair.
Connexió AUX
- Connect one end of the provided 3.5mm audio cable to the headphone jack or AUX output of your device.
- Connect the other end to the AUX port on the Hiwill soundbar.
- Press the "INPUT" button on the remote control or soundbar to switch to AUX mode (display will show "AUX").
3. Encès
Connect the power cable to the soundbar and then to a power outlet. The subwoofer is wired to the soundbar and will power on automatically when the soundbar is powered.
Instruccions de funcionament
Funcions de control remot

Image: The remote control for the Hiwill Nimbus A312 soundbar, showing buttons for power, volume, input selection, EQ modes, and bass/treble adjustments.
- Botó d'encesa: Activa o desactiva la barra de so.
- Botó d'entrada: Cycles through input sources (eARC/ARC, Optical, Bluetooth, AUX, USB).
- Volum +/-: Ajusta el nivell de volum principal.
- Modes d'equalització:
- PureSound: Flat, balanced sound profile.
- Pel·lícula: Enhanced bass and surround effects for films.
- Música: Optimitzat per a la reproducció de música.
- Notícies: Millora la claredat del diàleg.
- Baix +/-: Ajusta el nivell de greus del subwoofer.
- Aguts +/-: Ajusta el nivell dels aguts.
- Botó 3D: Activates 3D sound mode for an immersive experience.
- Reproduir/pausa: Controls media playback in Bluetooth/USB mode.
- Anterior/Següent: Skips tracks in Bluetooth/USB mode.

Image: A user interacting with the Hiwill Nimbus A312 soundbar, showing the various EQ modes (Game/Movie, Music, News) available for selection.

Image: A couple enjoying a movie with the Hiwill Nimbus A312 soundbar, illustrating the clarity provided by HXS Processing and its three tweeters.
Guia d'actualització del firmware
Keeping your soundbar's firmware updated ensures optimal performance and access to new features, such as personalized memory function and improved sound quality. This guide is applicable for models A41, A51, A21, A502, A41PRO, A51PRO, A312, and A512.
Video: Official Hiwill Firmware Update Guide for various soundbar models, including the A312. This video demonstrates the step-by-step process of updating the soundbar's firmware using a USB flash drive.
- Pas 1: Baixeu el firmware
Baixeu l'últim firmware file (e.g., "spupdate.bin") from the official Hiwill support website. Place this file in the root directory of a USB flash drive. - Step 2: Prepare Soundbar
Turn on your soundbar (or restart it if it's already on) and switch its input mode to USB. - Step 3: Insert USB
Insert the USB flash drive containing the firmware into the USB port on the soundbar. - Step 4: Initiate Update
Press and hold the "Play/Pause" button on the remote control until a number (e.g., 99) is displayed on the soundbar's screen. Continue holding until "HI" appears, indicating a successful firmware update. - Després de la instal·lació: Unplug the power supply, wait a few seconds, and then plug it back in. This ensures the firmware is fully applied and the installation is successful.
- Configuració d'àudio del televisor: After the upgrade, check your TV's audio output settings and set it to "PASSTHROUGH". Go to: TV Settings > Sound > Audio Processing > Select "Off" > Digital Audio Output > Select "Passthrough".
- Pas final: Restart the soundbar to enjoy the upgraded sound!
Resolució de problemes
| Problema | Causa possible | Solució |
|---|---|---|
| No hi ha so de la barra de so. | Entrada incorrecta seleccionada; cables solts; configuració d'àudio del televisor incorrecta. | Ensure correct input is selected (e.g., eARC, Optical). Check all cable connections. Verify TV audio output is set to external speakers or "Passthrough". |
| So distorsionat. | Volume too high; incorrect EQ mode; poor source quality. | Reduce volume. Try different EQ modes. Test with a different audio source. |
| Subwoofer not producing bass. | Subwoofer not connected or powered; bass level too low. | Ensure subwoofer is properly connected to the soundbar and powered. Increase bass level using the remote. |
| El comandament a distància no funciona. | Batteries dead or inserted incorrectly; obstruction between remote and soundbar. | Replace batteries. Ensure line of sight to the soundbar's sensor. |
| Sound cuts out intermittently. | Interference (Bluetooth); cable issue; TV audio setting conflict. | Move soundbar away from other wireless devices. Check cable integrity. Ensure TV audio output is set to "Passthrough" (especially after firmware update). |
Especificacions tècniques
| Característica | Detall |
|---|---|
| Nom del model | A312 |
| Tipus d'altaveu | Barra de so amb subwoofer per cable |
| Canals | 3.1.2CH Dolby Atmos |
| Potència màxima | 400 watts |
| Resposta de freqüència | 20 Hz - 20 kHz |
| Tecnologia de connectivitat | HDMI eARC/ARC, òptic, Bluetooth 5.3, AUX, USB |
| Diàmetre del subwoofer | 5.25 polzades |
| Dimensions del producte (barra de so) | 23.23 "P x 4.65" W x 2.4" H |
| Pes de l'article | 8.8 lliures (4 quilograms) |
| Tipus de muntatge | Muntatge a la paret o sobretaula |
| Mètode de control | Control remot |
Cura i Manteniment
- Neteja: Use a soft, dry cloth to clean the surfaces of the soundbar and subwoofer. Do not use liquid cleaners or aerosol sprays.
- Ventilació: Ensure that the ventilation openings on the soundbar and subwoofer are not blocked to prevent overheating.
- Emmagatzematge: Si guardeu la unitat durant un període prolongat, desendolleu-la de la presa de corrent i guardeu-la en un lloc fresc i sec, allunyat de la llum solar directa i de temperatures extremes.
- Eviteu la humitat: Keep the soundbar and subwoofer away from water, rain, and excessive humidity.
Garantia i Suport
The Hiwill Nimbus A312 Soundbar comes with a Garantia limitada. For specific warranty terms and conditions, please refer to the warranty card included in your product packaging or visit the official Hiwill weblloc.
For technical support, troubleshooting assistance, or to inquire about firmware updates, please contact Hiwill Customer Service. You can often find contact information on the official Hiwill weblloc web o a través de la vostra plataforma de compra.
Fabricant: Hiwill
Número de model: A312
Data de primera disponibilitat: 4 de desembre de 2024





