Isingeniso
Thank you for choosing the Audio System US08 Active 24V Subwoofer. This active subwoofer is designed to provide powerful and clear bass reproduction in 24V vehicle environments, such as trucks and buses. Please read this manual thoroughly before installation and operation to ensure proper use and maximize the performance and longevity of your device.
Imiyalo yokuphepha
- Always disconnect the vehicle's battery before starting any electrical work.
- Ensure all wiring is correctly connected to prevent short circuits or damage.
- Do not expose the subwoofer to moisture or extreme temperatures.
- Faka i-subwoofer ngokuphephile ukuze uvimbele ukunyakaza ngesikhathi sokusebenza kwemoto.
- Xhumana nomfaki ochwepheshe uma ungaqiniseki nganoma yiziphi izinyathelo zokufaka.
Okuqukethwe Kwephakheji
Sicela uhlole iphakheji ngezinto ezilandelayo:
- Audio System US08 Active Subwoofer
- Power Cable Set
- Incwadi Yomsebenzisi (le dokhumenti)
Umkhiqizo Uphelileview

Umfanekiso 1: Ngaphambili view of the Audio System US08 Active Subwoofer. This image shows the main speaker grille and the Audio System logo on the front panel.

Umfanekiso 2: Side view of the Audio System US08 Active Subwoofer with indicated dimensions. The subwoofer measures approximately 24.5 cm in width, 34.5 cm in height, and 7 cm in depth.
The US08 is a compact active subwoofer featuring a durable aluminum enclosure. It is designed for easy integration into vehicle audio systems, providing enhanced bass performance without requiring a separate ampokokuphila.
Ukusetha nokufaka
Indawo yokukhweza
Choose a secure and dry location within your vehicle, such as under a seat, behind a seat, or in a storage compartment. Ensure the mounting surface is flat and stable. The aluminum casing provides durability, but avoid areas prone to excessive vibration or direct sunlight.
Uxhumano Lwezintambo
The US08 subwoofer operates on a 24V power supply, suitable for trucks and buses. Use the provided power cable set for connections.
- Power (24V+): Connect the positive wire from the subwoofer's power input to a constant 24V power source in your vehicle. It is recommended to connect directly to the battery with an inline fuse (not supplied, recommended 15A-20A) for protection.
- Indawo (GND): Connect the ground wire to a clean, unpainted metal surface on the vehicle's chassis. Ensure a good electrical connection.
- Isilawuli kude (REM): Connect the remote turn-on wire to the remote output of your vehicle's head unit. This will turn the subwoofer on and off with your stereo.
- Okokufaka Komsindo (i-RCA): Connect the RCA audio cables from your head unit's pre-out (subwoofer or full-range) to the RCA input jacks on the US08. The audio output mode is Stereo.
Qaphela: Ensure all connections are tight and properly insulated to prevent short circuits. Incorrect wiring can damage the unit or the vehicle's electrical system.
Imiyalelo yokusebenza
Amandla Okuqala Avuliwe
After completing all wiring connections, turn on your vehicle's ignition and head unit. The subwoofer should power on automatically via the remote wire connection.
Ilungisa Izilungiselelo
The US08 typically features controls for gain (volume), low-pass filter (LPF), and phase. Refer to the specific controls on your unit for precise adjustments.
- Ukuthola Ukulawula: Adjust this to match the output level of your head unit. Start with the gain at minimum and slowly increase it until the bass blends well with your main speakers without distortion.
- Isihlungi se-Low-Pass (LPF): This control sets the upper frequency limit for the subwoofer. Typically, set it between 80Hz and 120Hz to ensure the subwoofer only reproduces low frequencies.
- Ukushintsha Kwesigaba: This switch (0° or 180°) helps to align the subwoofer's output with your main speakers. Experiment with both settings to find the one that provides the most impactful and coherent bass.
The maximum output power of the speakers is 24 Watts.
Isondlo
The Audio System US08 Subwoofer requires minimal maintenance. Follow these guidelines to ensure its longevity:
- Ukuhlanza: Use a soft, dry cloth to wipe down the exterior of the subwoofer. Do not use liquid cleaners or abrasive materials.
- Ukungenisa umoya: Ensure that the cooling fins (if present) and surrounding area are free from obstructions to allow for proper heat dissipation.
- Izixhumanisi: Hlola ngezikhathi zonke zonke izintambo ezixhunywe kuzo ukuze uqinisekise ukuthi zihlala zivikelekile futhi zingagqwali.
- Imvelo: Avoid exposing the subwoofer to extreme temperatures, direct sunlight, or excessive moisture.
Ukuxazulula inkinga
| Inkinga | Imbangela Engenzeka | Isixazululo |
|---|---|---|
| Awukho Umsindo ovela ku-Subwoofer |
|
|
| Umsindo Ohlanekezelwe |
|
|
| Subwoofer Overheats and Shuts Off |
|
|
Imininingwane
| Igama Lemodeli | US08 |
| Uhlobo lwesipika | I-Subwoofer esebenzayo |
| Okokufaka Voltage | 24 volts |
| Amandla Okukhipha Aphezulu | 24 Watts |
| Ubuchwepheshe bokuxhumana | I-RCA |
| Imodi Yokukhipha Umsindo | Isitiriyo |
| Okubalulekile | I-Aluminium |
| Approximate Dimensions (W x H x D) | 24.5 cm x 34.5 cm x 7 cm |
Iwaranti kanye Nokusekela
Audio System products are manufactured to the highest quality standards. For warranty information and technical support, please refer to the warranty card included with your product or visit the official Audio System webindawo. Gcina ubufakazi bakho bokuthenga ngezimangalo zewaranti.
For further assistance, please contact your authorized Audio System dealer or customer service.





