1. Introduction and Overview
The Audison AP BMW S8-2 Prima Series Subwoofer is an 8-inch (200mm) component designed for direct replacement in BMW vehicles. This subwoofer features a 2 Ohm impedance and is engineered to maximize performance within the factory under-seat enclosures. Its design focuses on delivering powerful and clear low frequencies, enhancing the in-car audio experience.
Key features include a Neodymium magnet for high power and control, a 38mm voice coil wound on an aluminum support for efficient heat dissipation, and an ABS plastic basket reinforced with fiberglass for minimal installation depth. This manual provides essential information for the proper installation, operation, and maintenance of your Audison AP BMW S8-2 subwoofer.

1.1-сүрөт: Фронт view of the Audison AP BMW S8-2 Prima Series Subwoofer. This image displays the subwoofer's top surface with the Audison logo and model number visible.
2. Коопсуздук маалыматы
Please read all safety instructions before installing or operating this product. Failure to follow these instructions may result in injury or damage to the product or vehicle.
- Кесиптик орнотуу сунушталат: Due to the complexity of car audio systems and vehicle electrical systems, professional installation by a qualified technician is highly recommended.
- Батареяны ажыратыңыз: Кандайдыр бир орнотуу иштерин баштаардан мурун, электр зымдарынын кыска жана бузулушуна жол бербөө үчүн дайыма унаанын терс батарея терминалын ажыратыңыз.
- Зымдар: Ensure all wiring is correctly routed and secured to prevent pinching, chafing, or short circuits. Use appropriate gauge wiring for power and speaker connections.
- Суу жана нымдуулуктан качыңыз: Do not expose the subwoofer to water or excessive moisture. This product is not waterproof.
- Вентиляция: Ensure adequate ventilation around the subwoofer and any associated ampашыкча ысып кетүүнүн алдын алуу үчүн көтөргүчтөр.
- Үн деңгээли: Үндүн жогорку деңгээлдеги узакка созулган таасири угуунун бузулушуна алып келиши мүмкүн. Үндү ыңгайлуу деңгээлге тууралаңыз.
3. Пакеттин мазмуну
Орнотууну улантуудан мурун пакетте бардык элементтер бар экенин текшериңиз.
- 1x Audison AP BMW S8-2 Subwoofer
- 2x 5mm Polyurethane Gaskets

3.1-сүрөт: The two 5mm polyurethane gaskets included with the subwoofer. These gaskets are crucial for proper fitment and vibration decoupling.
4. Орнотуу жана орнотуу
The Audison AP BMW S8-2 subwoofer is specifically designed for direct replacement of OEM speakers located under the front seats of compatible BMW vehicles. Its shallow design ensures compatibility with the existing factory enclosure.
4.1. Орнотууга чейинки текшерүүлөр
- Унаанын аккумулятору ажыратылганын текшериңиз.
- Confirm the subwoofer's impedance (2 Ohm) is compatible with your ampкөтөргүч орнотуу.
- Gather all necessary tools for removing vehicle trim and existing speakers.
4.2. Орнотуу кадамдары
- Carefully remove the vehicle's front seats and access the factory subwoofer enclosures. Refer to your vehicle's service manual for specific instructions on seat and trim removal.
- Remove the existing OEM subwoofers from their enclosures.
- Place the two 5mm polyurethane gaskets onto the Audison AP BMW S8-2 subwoofer. These gaskets ensure a tight seal and decouple the subwoofer from vibrations within the enclosure.
- Install the Audison AP BMW S8-2 subwoofer into the factory enclosure. The ABS plastic basket and front magnet design facilitate a minimal installation depth.
- Connect the subwoofer wiring to your amplifier. Ensure correct polarity. The 2 Ohm impedance of the S8-2 allows for maximum power output when used with compatible multi-amplified systems, such as the Audison AP 8.9 bit.
- Secure the subwoofer firmly within the enclosure.
- Reinstall vehicle trim and seats.
- Унаанын аккумуляторун кайра туташтырыңыз.

4.1-сүрөт: Side profile of the Audison AP BMW S8-2 subwoofer, illustrating its shallow mounting depth. This design is optimized for BMW under-seat installations.
5. Операция
Once installed, the Audison AP BMW S8-2 subwoofer integrates with your car audio system to reproduce low-frequency sounds.
- Ampкөтөргүч Орнотуулар: Сиздин камсыз кылуу amplifier's gain, crossover, and phase settings are properly adjusted for optimal performance with the subwoofer. Incorrect settings can lead to poor sound quality or damage.
- Импеданстын дал келиши: The 2 Ohm impedance of the AP BMW S8-2 is designed to draw maximum power from compatible amplifiers, such as the Audison AP 8.9 bit, when configured in a fully active, multi-amplified front system. Consult your amplifier's manual for impedance compatibility.
- Тыныгуу мезгили: Allow a break-in period of several hours of normal listening before operating the subwoofer at high volumes. This allows the suspension components to loosen and perform optimally.
6. Техникалык тейлөө
The Audison AP BMW S8-2 subwoofer requires minimal maintenance to ensure long-term performance.
- Тазалоо: Keep the subwoofer free from dust and debris. Use a soft, dry cloth for cleaning. Avoid using harsh chemicals or abrasive cleaners.
- Экологиялык шарттар: Avoid exposing the subwoofer to extreme temperatures or direct sunlight for extended periods.
- Туташуу текшерүүлөрү: Мезгил-мезгили менен бардык зымдарды байланыштарды текшерип, алар бекем жана коррозияга учурабайт.
7. Кыйынчылыктарды
If you experience issues with your Audison AP BMW S8-2 subwoofer, refer to the following common troubleshooting steps.
- Үн жок:
- Check all power and ground connections to the ampөмүрлүү.
- экендигин текшериңиз amplifier is receiving an audio signal from the head unit.
- Ensure speaker wires are securely connected to both the subwoofer and the ampкөтөргүч, жана ал полярдуулук туура.
- Текшерүү amplifier protection modes (e.g., thermal, short circuit).
- Бурмаланган үн:
- азайтыңыз amplifier gain. Excessive gain can cause clipping and distortion.
- Динамиктин зымдары бошоп калганын же кыска туташууларды текшериңиз.
- Ensure the subwoofer is not over-driven.
- экендигин текшериңиз amplifier's crossover settings are appropriate for a subwoofer.
- Weak or Lack of Bass:
- Текшерүү amplifier gain and bass boost settings.
- Verify the phase setting on the amplifier or head unit. Incorrect phase can cancel out bass frequencies.
- Ensure the subwoofer is properly sealed within its enclosure.
- Confirm the subwoofer is receiving sufficient power from the ampөмүрлүү.
If these steps do not resolve the issue, contact a qualified car audio technician or Audison customer support for further assistance.
8. Техникалык шарттар
The following table details the technical specifications for the Audison AP BMW S8-2 Subwoofer.
| Өзгөчөлүк | Спецификация |
|---|---|
| Модель аты | APBMW-S8-2 |
| Динамик түрү | Сабвуфер |
| Сабвуфердин диаметри | 8 дюйм (200мм) |
| Кубат менен иштөө (үзгүлтүксүз) | 150W RMS |
| Кубат менен иштөө (чоку) | 300 Вт чокусу |
| Импеданс | 2 Ом |
| Frequency Response | 40 ÷ 500 Гц |
| Магнит түрү | Неодим |
| Үн катушкасы | 38 mm, wound on aluminum support |
| Продукциянын өлчөмдөрү (D x W x Y) | 1.24"D x 11.81"W x 4.33"H (approximate, based on product dimensions) |
| Элемент Салмагы | 3.66 фунт |
| Монтаж түрү | Flush тоосу |

8.1-сүрөт: Technical drawing illustrating the dimensions of the Audison AP BMW S8-2 subwoofer. This diagram provides precise measurements for installation planning.
9. Кепилдик жана колдоо
The Audison AP BMW S8-2 subwoofer comes with a Limited Warranty. For specific details regarding warranty coverage, terms, and conditions, please refer to the warranty documentation included with your product or visit the official Audison webсайт.
For technical support, troubleshooting assistance beyond this manual, or warranty claims, please contact Audison customer service or your authorized Audison dealer.





