Introducció
Thank you for choosing the Hiwill HiElite A51PRO 5.1ch Dolby Atmos Surround Soundbar System. This manual provides comprehensive instructions for setting up, operating, and maintaining your new home theater system. Designed to deliver an immersive audio experience with Dolby Atmos, extended soundstage, deep bass, and clear dialogue, the A51PRO will transform your entertainment.
Please read this manual thoroughly before use to ensure proper operation and to maximize the performance of your soundbar system.
Contingut del paquet
Verifiqueu que tots els elements que s'enumeren a continuació s'inclouen al vostre paquet:
- Hiwill A51PRO Soundbar
- Wireless Subwoofer (6.5'')
- 2 x Wired Rear Surround Speakers
- Control remot
- Adaptador de corrent per a barra de so
- Cable d'alimentació per a subwoofer
- Cable HDMI eARC
- Cable òptic
- Cable AUX
- Wall Mounting Kit (Screws, Wall Plugs, Mounting Template)
- Manual d'usuari (aquest document)
Producte acabatview
Familiarize yourself with the components of your Hiwill A51PRO system.

Figure 1: Complete Hiwill A51PRO 5.1ch Dolby Atmos Soundbar System setup.
Soundbar (Main Unit)
- Pantalla frontal: Shows current input mode, volume level, and other settings.
- Botons de control: Power, Input, Volume Up/Down.
- Controladors d'àudio: Features multiple precision racetrack drivers, including side tweeters and a dedicated center tweeter for expanded soundstage and clear dialogue.
- Ports posteriors: HDMI eARC/ARC, Optical, AUX, USB.
Subwoofer sense fil
- 6.5'' Driver: Delivers powerful, deep bass.
- Connectivitat sense fils: Automatically pairs with the soundbar.
- Rear Speaker Outputs: Connect the wired rear speakers to these ports.
- Entrada d'alimentació: For connecting the subwoofer's power cable.

Figure 2: Internal components of the 6.5-inch wireless subwoofer, highlighting its powerful driver.
Wired Rear Surround Speakers
- Connectivitat: Connect directly to the wireless subwoofer.
- Col·locació: Position behind the listening area for immersive surround sound.

Figure 3: Recommended placement of rear speakers for optimal surround sound experience.
Control remot
- Provides full control over power, input selection, volume, EQ modes, bass, treble, and surround speaker levels.
Configuració
Follow these steps to set up your Hiwill A51PRO soundbar system.
1. Col·locació
- Barra de so: Place the soundbar centrally below your TV, either on a TV stand or wall-mounted. Ensure no objects block the front or side speakers.
- subwoofer: Position the wireless subwoofer on the floor, ideally in the front of the room near the soundbar. Experiment with placement for optimal bass response.
- Altaveus posteriors: Place the wired rear speakers behind your main listening position, one on each side. Connect them to the dedicated outputs on the wireless subwoofer.
2. Connexions
Choose the best connection method for your TV and audio sources.

Figure 4: Comparison of soundbar connection methods and their audio quality/Dolby Atmos support.
HDMI eARC/ARC (Recommended for Dolby Atmos)
- Connect one end of the provided HDMI cable to the HDMI eARC/ARC port a la barra de so.
- Connecteu l'altre extrem a la HDMI eARC/ARC port on your TV. This port is usually labeled.
- Ensure your TV's audio output settings are configured for HDMI ARC/eARC and set to "Passthrough" for optimal Dolby Atmos performance.

Figure 5: Detailed comparison between HDMI eARC and HDMI ARC capabilities.
Connexió òptica
- Connect one end of the optical cable to the ÒPTICA port a la barra de so.
- Connecteu l'altre extrem a la SORTIDA ÒPTICA port al televisor.
- Select "Optical" input on the soundbar.
Connexió AUX
- Connect one end of the 3.5mm AUX cable to the AUX port a la barra de so.
- Connecteu l'altre extrem a la SORTIDA D'ÀUDIO (headphone jack) on your TV or audio device.
- Select "AUX" input on the soundbar.
Connexió Bluetooth
- Power on the soundbar and select "Bluetooth" input. The display will show "BT".
- On your mobile device, enable Bluetooth and search for "Hiwill A51PRO".
- Select "Hiwill A51PRO" to pair. Once connected, the soundbar display will show "PAIRED".
Connexió USB
- Inseriu una unitat flash USB que contingui àudio files a la USB port a la barra de so.
- The soundbar will automatically switch to USB mode and begin playing compatible audio files.
3. Connexió d'alimentació
- Connect the power adapter to the soundbar's DC IN port, then plug it into a wall outlet.
- Connect the power cable to the wireless subwoofer, then plug it into a wall outlet.
- The subwoofer should automatically pair with the soundbar. If not, refer to the troubleshooting section.
Instruccions de funcionament
Learn how to control your Hiwill A51PRO soundbar system.
Operacions bàsiques
- Encès/apagat: Premeu el botó Poder botó del comandament a distància o de la barra de so.
- Selecció d'entrada: Premeu el botó Entrada button on the remote or soundbar to cycle through HDMI eARC/ARC, Optical, AUX, Bluetooth, and USB modes.
- Control de volum: Ús VOL+ i VOL- buttons on the remote or soundbar.
- Silencia/Activa el silenci: Premeu el botó Silenciar botó del comandament a distància.
Ajustaments de so
Customize your audio experience with various settings.

Figure 6: The soundbar offers various EQ modes to optimize audio for different content types.
- Modes d'equalització: Premeu el botó EQ button on the remote to switch between preset sound modes:
- Pel·lícula: Enhanced for cinematic sound, emphasizing surround effects and bass.
- Música: Optimized for music playback, providing balanced audio.
- Notícies: Focuses on vocal clarity for news and dialogue-heavy content.
- So pur: Delivers uncolored, natural audio.
- Ajust dels baixos: Ús BAS+ i BAS- buttons on the remote to increase or decrease subwoofer bass levels.
- Ajust dels aguts: Ús TRE+ i TRE- buttons on the remote to adjust treble levels.
- Volum de l'altaveu posterior: Ús R.VOL+ i R.VOL- buttons on the remote to adjust the volume of the wired rear speakers.

Figure 7: HXS Processing and triple wide-range tweeters ensure crystal-clear dialogue and enhanced sound.
Actualització del firmware
Periodically, firmware updates may be released to improve performance, add features, or address issues. The latest firmware can be obtained from Hiwill support.
Nota: Some early batches of this soundbar may not support the memory function. A firmware update can enable this feature and other improvements like reduced default volume, auto LED off, and softer screen brightness.

Figure 8: Benefits of a firmware update, including smart memory function and improved display control.
Procediment d'actualització del firmware:
- Descarrega el firmware: Obteniu l'últim firmware file (p. ex., spupdate.bin) from Hiwill's official support channels. Place this file in the root directory of a USB flash drive.
- Prepare Soundbar: Turn on the soundbar (or restart it) and switch its input mode to USB.
- Inseriu USB: Insert the USB flash drive containing the firmware into the soundbar's USB port.
- Initiate Update: Al comandament a distància, manteniu premut el botó Reproduir/Pausa button until a number is displayed on the soundbar's screen. Continue holding until the display shows "HI", indicating a successful update.
- Finalitzar la instal·lació: After the update, unplug the soundbar's power supply, wait a few seconds, and then plug it back in. This ensures the firmware is fully applied.
- Adjust TV Settings: After the upgrade, check your TV's audio output settings and set it to "PASSTHROUGH" for optimal performance. (Go to TV Settings > Sound > Audio Processing > Select "Off" > Digital Audio Output > Select "Passthrough").
- Restart Soundbar: Finally, restart the soundbar to enjoy the upgraded sound and features.
Video 1: Official Firmware Update Guide for Hiwill Soundbars (Applicable for A51PRO and other models).
Manteniment
Proper care will ensure the longevity of your soundbar system.
- Neteja: Feu servir un drap suau i sec per netejar les superfícies de la barra de so, el subwoofer i els altaveus. No utilitzeu netejadors líquids ni materials abrasius.
- Ventilació: Assegureu-vos que hi hagi una ventilació adequada al voltant de tots els components per evitar el sobreescalfament. No bloquegeu cap obertura de ventilació.
- Eviteu la humitat: Keep the system away from water, high humidity, and direct sunlight.
- Apagar: If the system will not be used for an extended period, unplug it from the power outlet.
Resolució de problemes
If you encounter issues with your Hiwill A51PRO, refer to the following common problems and solutions.
| Problema | Causa possible | Solució |
|---|---|---|
| Sense poder | Cable d'alimentació no connectat o presa de corrent no activa. | Ensure all power cables are securely connected and the power outlet is working. |
| Sense so | Incorrect input selected; cables not connected properly; TV audio settings incorrect. | Select the correct input mode. Check all audio cables. Ensure TV audio output is set to external speakers or "Passthrough". |
| El subwoofer no s'aparella | Subwoofer not receiving power; interference. | Ensure subwoofer is powered on. Move subwoofer closer to the soundbar. Restart both units. |
| El comandament a distància no funciona | Batteries low/dead; obstruction; remote too far. | Replace batteries. Remove any obstructions between remote and soundbar. Ensure you are within range. |
| Distorsió del so | Volume too high; incorrect audio format; poor source quality. | Reduce volume. Check if the audio source is high quality. Ensure TV audio output is set to "Passthrough" for Dolby Atmos content. |
| Display too bright/doesn't turn off | Default setting; no auto-dimming. | Perform a firmware update (refer to Firmware Update section) to enable auto LED off and softer screen brightness features. |
| Settings not remembered after power off | Default behavior; no memory function. | Perform a firmware update (refer to Firmware Update section) to enable the smart memory function. |
If the problem persists after trying these solutions, please contact Hiwill customer support.
Especificacions
| Característica | Detall |
|---|---|
| Nom del model | A51Pro |
| Tipus d'altaveu | Soundbar with Wireless Subwoofer and Wired Rear Speakers |
| Canals d’àudio | 5.1ch (7.1ch-like immersive soundstage with Dolby Atmos) |
| Mode de sortida d'àudio | Surround, Dolby Atmos |
| Potència de sortida màxima dels altaveus | 420 watts (potència màxima) |
| Diàmetre del subwoofer | 6.5 polzades |
| Connectivitat del subwoofer | Sense fil |
| Tecnologia de connectivitat | HDMI eARC/ARC, òptic, Bluetooth 5.3, AUX, USB |
| Característiques especials | 3x Premium Tweeters & Clear Voice, HXS Processing, Adjustable Bass, Treble, and Surround Levels |
| Dimensions del producte (barra de so) | 23.23 "P x 4.65" W x 2.28" H |
| Pes de l'article | 9.9 lliures (4.5 quilograms) |
| Tipus de muntatge | Wall-mounted, or placed on a TV tabletop |
Garantia i Suport
The Hiwill A51PRO comes with a Limited Warranty. Please refer to the warranty card included in your package for specific terms and conditions.
For technical support, troubleshooting assistance, or to obtain the latest firmware updates, please visit the official Hiwill website or contact Hiwill customer service directly. You can also visit the Hiwill Store on Amazon per a més informació i recursos.