1. Вступ
The Alpine PWE-S8 is a compact, powered 8-inch subwoofer designed to enhance your vehicle's audio system with powerful and accurate bass. Its integrated amplifier and shallow-mount design allow for flexible installation in various vehicle types, including under or behind seats, in trunks, or in SUV hatches. This manual provides essential information for the proper installation, operation, and maintenance of your PWE-S8 subwoofer.
2. Інформація про безпеку
- Електрична безпека: Always disconnect the vehicle's negative battery terminal before beginning any installation. Ensure all wiring is correctly connected and fused to prevent electrical shorts or damage.
- Безпека автомобіля: Mount the subwoofer securely to prevent it from becoming a projectile during sudden stops or collisions. Do not obstruct vehicle controls or safety devices.
- Захист органів слуху: Prolonged exposure to high volume levels can cause permanent hearing damage. Adjust volume to a safe and comfortable level.
- Професійна установка: If you are unsure about any part of the installation process, it is recommended to seek assistance from a qualified professional installer.
3. Вміст упаковки
Перевірте наявність усіх елементів в упаковці:
- Alpine PWE-S8 Powered Subwoofer Unit
- Wiring Harness (Power/Speaker Level Input)
- Ручка дистанційного керування рівнем басів з кабелем
- Mounting Hardware (Brackets, Screws)
- Посібник користувача (цей документ)
4. Продукт закінчивсяview
The PWE-S8 features a durable cast aluminum enclosure housing an 8-inch subwoofer and a built-in Class D amplifier. Its compact dimensions allow for versatile placement within your vehicle.

Малюнок 4.1: Спереду view of the Alpine PWE-S8 subwoofer, showcasinзавдяки компактному дизайну та захисній решітці.

Figure 4.2: Alpine PWE-S8 subwoofer with approximate dimensions (15 inches / 37 cm in length shown for reference).
4.1 Елементи керування та підключення на задній панелі
The rear panel provides all necessary connections and adjustment controls for integrating the subwoofer into your audio system.

Малюнок 4.3: Детально view of the PWE-S8 rear panel, showing input and control options.
- Перемикач PHASE: Adjusts the phase of the subwoofer output (0° or 180°).
- Контроль посилення: Matches the input sensitivity of the subwoofer to the output of your head unit.
- LP CROSSOVER Control: Sets the low-pass filter frequency (typically 50Hz-150Hz).
- REMOTE SUB LEVEL Input: Connects the wired remote bass level control.
- Входи RCA: Для підключення до головних пристроїв з RCA-виходами передпідсилювача.
- SPEAKER LEVEL INPUTS: For connecting to head units without RCA pre-outs, using speaker wires.
- POWER/GROUND/REMOTE Terminal: For main power, ground, and remote turn-on connections.
5. Налаштування та встановлення
Careful installation is crucial for optimal performance and safety. Plan your wiring and mounting location before beginning.
5.1 Місце монтажу
The compact design of the PWE-S8 allows for flexible mounting:
- Under a seat (ensure adequate clearance and ventilation).
- Behind a seat (in trucks or SUVs).
- In the trunk of a sedan.
- In the hatch area of an SUV.
Ensure the chosen location is dry, well-ventilated, and does not interfere with vehicle operation or passenger safety. Secure the unit using the provided mounting hardware.
5.2 Підключення проводів
Follow these general guidelines for wiring. Refer to the detailed wiring diagram in the full owner's manual for specific connections.
- Живлення (BATT+): Connect the main power wire directly to the vehicle's positive battery terminal. Use an appropriate gauge wire and install a fuse (not supplied, typically 15A-20A) within 18 inches of the battery.
- Земля (GND): Connect the ground wire to a clean, unpainted metal surface of the vehicle chassis. Ensure a solid electrical connection.
- Дистанційне ввімкнення (REM): Connect this wire to the remote turn-on output of your head unit. This signal turns the subwoofer on and off with your audio system. If your head unit lacks a remote output, some units can use speaker-level input sensing for automatic turn-on.
- Аудіо вхід:
- Вхід RCA: Connect RCA cables from your head unit's subwoofer pre-out or full-range pre-outs to the RCA INPUTS on the PWE-S8.
- Вхідний рівень динаміка: If using speaker-level inputs, connect the vehicle's speaker wires (front or rear) to the SPEAKER LEVEL INPUTS on the PWE-S8 wiring harness.
- Дистанційне керування рівнем басів: Connect the provided remote control cable to the REMOTE SUB LEVEL input on the PWE-S8. Mount the control knob in an accessible location for easy adjustment.
6. Експлуатація та регулювання
Once installed, fine-tune the subwoofer's settings for optimal sound integration with your vehicle's audio system.
- Контроль посилення: Start with the gain control at its minimum setting. Play music with strong bass and slowly increase the gain until the subwoofer output blends smoothly with your main speakers without distortion. Avoid setting the gain too high, as this can cause clipping and damage.
- LP CROSSOVER Control: Adjust this control to set the upper frequency limit for the subwoofer. A common starting point is between 80Hz and 100Hz. Experiment to find the setting that provides the best blend with your main speakers, ensuring bass notes are localized to the front of the vehicle rather than the subwoofer's location.
- Перемикач PHASE: Listen to music with strong bass. Toggle the phase switch between 0° and 180°. Choose the setting that produces the loudest and most impactful bass response. This corrects any phase cancellation issues between the subwoofer and main speakers.
- Дистанційне керування рівнем басів: Use this knob to conveniently adjust the subwoofer's output level from your driving position, allowing for on-the-fly adjustments based on music genre or personal preference.
7. Технічне обслуговування
The Alpine PWE-S8 requires minimal maintenance to ensure long-lasting performance.
- Прибирання: Use a soft, dry cloth to wipe the exterior of the unit. Do not use harsh chemicals or abrasive cleaners.
- Вентиляція: Ensure that the subwoofer's heat sinks and ventilation areas are not obstructed to prevent overheating.
- Підключення: Періодично перевіряйте всі з'єднання проводів, щоб переконатися в їх надійності та відсутності корозії.
8. Вирішення проблем
If you experience issues with your PWE-S8, consult the following table before seeking professional service.
| проблема | Можлива причина | Рішення |
|---|---|---|
| No power/No indicator light | Перегорілий запобіжник; погане з'єднання живлення/заземлення; відсутній сигнал дистанційного ввімкнення. | Check and replace fuse; Verify all power and ground connections; Check remote turn-on wire from head unit. |
| Немає звуку з сабвуфера | No audio input signal; Gain set too low; Head unit settings incorrect. | Verify RCA or speaker level input connections; Increase gain control; Check head unit's subwoofer output or balance settings. |
| Спотворений звук | Занадто високий рівень підсилення; вхідний сигнал занадто сильний; пошкоджений динамік. | Reduce gain control; Check head unit's output level; If distortion persists at low gain, speaker may be damaged (contact support). |
| Слабкий або нечіткий бас | Phase incorrect; LP Crossover set too low; Subwoofer not properly blended. | Toggle PHASE switch; Adjust LP CROSSOVER frequency higher; Re-adjust GAIN for proper blend. |
9. Технічні характеристики
Technical specifications for the Alpine PWE-S8 powered subwoofer:
- RMS потужність: 120 Вт
- Пікова потужність: 240 Вт
- Розмір сабвуфера: 8 дюймів
- АЧХ: 32 Гц - 20 000 Гц
- Ampтип підйому: клас D
- Матеріал корпусу: Литий алюміній
- Розміри (приблизні): 13.5" (L) x 9" (W) x 3" (D)
- Вхідна чутливість: RCA (0.1V - 4.0V), Speaker Level (0.5V - 10V)
- Низькочастотний кросовер: 50 Hz - 150 Hz (variable)
- Контроль фази: 0° / 180° (selectable)
- Підключення: RCA, Speaker Level
- Вага товару: 11 фунта
10. Гарантія та підтримка
Alpine products are designed for reliability and performance. This product is covered by a limited warranty. For specific warranty terms and conditions, please refer to the warranty card included with your product or visit the official Alpine webсайт.
For technical support, product registration, or to locate an authorized service center, please visit the official Alpine USA website or contact Alpine customer service directly. Contact information can typically be found on the Alpine webсайті або в упаковці вашого продукту.





