1. Kirish
This manual provides comprehensive instructions for the Alpine S2-A120M S-Series Class-D Mono Subwoofer Amplifier and the Alpine RUX-KNOB.2 Remote Bass Knob. It covers essential information regarding product features, proper setup, operational guidelines, maintenance procedures, troubleshooting common issues, and detailed technical specifications. Please read this manual thoroughly before installation and operation to ensure correct usage and optimal performance.
2. Mahsulot tugadiview
2.1. Asosiy xususiyatlar
- S2-A120M Ampumrbod: Class-D Mono Subwoofer Amplifier with 1200W RMS power output at 1 or 2 Ohms.
- Features Alpine's Class D Amplifier Circuitry.
- Designed with a two-sided terminal layout for efficient wiring.
- Includes built-in selectable and adjustable crossovers.
- Compatible with optional remote bass knobs (RUX-KNOB.2 or RUX-H01).
- RUX-KNOB.2 Remote Bass Knob: Allows for convenient adjustment of amplifier bass gain from within the vehicle cabin.
- Bir nechta qo'llab-quvvatlaydi amplifier control with telephone cord adapters.
2.2. Qismlar
The product bundle includes the Alpine S2-A120M Mono Subwoofer Amplifier and the Alpine RUX-KNOB.2 Remote Bass Knob.

1-rasm: Alpine S2-A120M S-Series mono sabvufer Amplifier and RUX-KNOB.2 Remote Bass Knob. This image displays the amplifier unit and the separate remote bass knob.

2-rasm: Yuqori view of the Alpine S2-A120M Amplifier. The top panel features the Alpine logo and a central indicator light.

3-rasm: Rasmni yaqinlashtirib olish view of the Alpine RUX-KNOB.2 Remote Bass Knob. This image highlights the control knob and its mounting bracket.
3. O'rnatish va o'rnatish
To'g'ri o'rnatish sizning ishlashingiz va uzoq umr ko'rish uchun juda muhimdir ampko'targich. O'rnatish malakali mutaxassis tomonidan amalga oshirilishi tavsiya etiladi.
3.1. Ampko'taruvchini joylashtirish
- Quruq, yaxshi shamollatiladigan va to'g'ridan-to'g'ri quyosh nuri yoki haddan tashqari issiqlikdan himoyalangan joyni tanlang.
- Atrofida etarli joyni ta'minlang ampto'g'ri issiqlik tarqalishi uchun ko'taruvchi.
- ni o'rnating amptransport vositasi ishlayotganda harakatlanishning oldini olish uchun ko'targichni mahkam yoping.
3.2. Simli ulanishlar
The S2-A120M amplifier features a two-sided terminal layout for organized wiring.

4-rasm: Rear panel connections of the Alpine S2-A120M Ampko'taruvchi. Bu view shows the power supply terminals (BATT, REM, GND) and speaker output terminals (SPK OUT).
- Quvvat ulanishi: Connect the main power cable from the vehicle battery to the BATT terminal. Ensure an appropriate fuse is installed close to the battery.
- Yerga ulanish: Qisqa, qalin o'lchamli yerga ulash kabelini rozetkadan ulang GND terminal to a clean, unpainted metal surface on the vehicle chassis.
- Masofadan yoqish: Connect a remote turn-on wire from your head unit to the REM terminal. This wire signals the ampaudio tizimingizni yoqish va o'chirish uchun ko'targich.
- Audio kirish: RCA kabellarini bosh qurilmangizning sabvufer chiqishidan ulang amplifier's input jacks (not explicitly shown in the provided image, but standard for amphayot kechiruvchilar).
- Karnay chiqishi: Sabvufer(lar)ingizni ulang SPK OUT terminals. Observe correct polarity (+ to + and - to -).
3.3. RUX-KNOB.2 Installation
The RUX-KNOB.2 remote bass knob connects to the amplifier via a telephone cord adapter. Install the knob in a convenient location within the vehicle cabin for easy access.
- Mount the RUX-KNOB.2 using the provided bracket and screws.
- Connect the telephone cord from the RUX-KNOB.2 to the designated remote bass knob port on the S2-A120M amphayotiyroq.
4. Foydalanish bo'yicha ko'rsatmalar
4.1. Dastlabki quvvatlanish
- After all connections are made, turn on your vehicle's ignition and audio system.
- The ampko'targichning quvvat indikatori yonishi kerak.
4.2. Daromadni sozlash
The gain control on the amplifier matches the output voltage of your head unit to the amplifier's input. Set the gain carefully to avoid distortion.
- bilan boshlang amplifier gain set to minimum.
- Play a familiar music track with strong bass content.
- Slowly increase the head unit volume until it reaches about 75-80% of its maximum.
- Sekin-asta ko'paytiring ampYengil buzilish eshitilmaguncha ko'targichning kuchaytirilishini oshiring, so'ngra biroz orqaga chekining.
4.3. Krossover sozlamalari
The S2-A120M features built-in selectable and adjustable crossovers to filter frequencies sent to your subwoofer.
- Adjust the low-pass filter (LPF) to send only low frequencies to the subwoofer. A common starting point is 80-100 Hz.
- Refer to your subwoofer's specifications for recommended crossover points.
4.4. Using the RUX-KNOB.2 Remote Bass Knob
The RUX-KNOB.2 allows for real-time adjustment of the subwoofer's bass level from the driver's seat.
- Rotate the knob clockwise to increase bass output.
- Rotate the knob counter-clockwise to decrease bass output.
- This knob provides fine-tuning of the bass level without needing to access the ampto'g'ridan-to'g'ri ko'taruvchi.
5. Xizmat ko'rsatish
Regular maintenance helps ensure the longevity and optimal performance of your Alpine amplifier and bass knob.
- Tozalash: Vaqti-vaqti bilan artib oling amplifier and bass knob with a soft, dry cloth to remove dust and debris. Avoid using harsh chemicals or abrasive cleaners.
- Ulanishni tekshirish: Annually, inspect all wiring connections (power, ground, remote, RCA, speaker) to ensure they are secure and free from corrosion. Loose connections can lead to performance issues or damage.
- Ventilyatsiya: Bunga ishonch hosil qiling amplifier's cooling fins are not obstructed to allow for proper heat dissipation.
6. Muammolarni bartaraf qilish; nosozliklarni TUZATISH
If you encounter issues with your Alpine amplifier, refer to the following troubleshooting guide before seeking professional assistance.
| Muammo | Mumkin sabab | Yechim |
|---|---|---|
| Quvvat yo'q / Ampko'targich yoqilmayapti |
|
|
| Ovoz chiqishi yo'q |
|
|
| Buzilgan ovoz |
|
|
| RUX-KNOB.2 Not Functioning |
|
|
7. Texnik shartlar
7.1. Alpine S2-A120M Amphayotiyroq
- Power Output (14.4V, <0.1% THD+N):
- 600 Vt x 1 @ 4 Ō
- 1200 Vt x 1 @ 2 Ō
- 1200 Vt x 1 @ 1 Ō
- Signal-shovqin nisbati (S/N nisbati): >85dB
- Chastotali javob: 20Hz - 400Hz
- Dampomil: >750
- Olchamlari (G x Y x D): 13.1 dyuym x 2.25 dyuym x 8.25 dyuym (33.27 sm x 5.72 sm x 20.96 sm)
- Og'irligi: Approximately 8 lbs, 11 oz (3.94 kg)
7.2. Alpine RUX-KNOB.2 Remote Bass Knob
- Funktsiya: Remote bass gain adjustment for compatible Alpine amphayot kechiruvchilar.
- Moslik: Designed for use with S2-A120M and other compatible Alpine amplifiers (e.g., MRX-M50, MRX-M100, MRX-V60, PDX-M12, PDX-M6).
- Ulanish: Via telephone cord adapter.
8. Kafolat va qo'llab-quvvatlash
Kafolat haqida ma'lumot va texnik yordam uchun rasmiy Alpine kompaniyasiga murojaat qiling websaytiga tashrif buyuring yoki Alpine mijozlarga xizmat ko'rsatish markaziga bevosita murojaat qiling. Kafolat da'volari uchun xarid chekingizni sotib olishni tasdiqlovchi hujjat sifatida saqlang.
Alpine mijozlarni qo'llab-quvvatlash: Visit Alpine's Support Page





