1. Танилцуулга
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. Бүтээгдэхүүн дууссанview
2.1. Үндсэн шинж чанарууд
- S2-A120M Ampамь нас: 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.
- Олон тооны дэмждэг amplifier control with telephone cord adapters.
2.2 дугаартай. Бүрэлдэхүүн хэсгүүд
The product bundle includes the Alpine S2-A120M Mono Subwoofer Amplifier and the Alpine RUX-KNOB.2 Remote Bass Knob.

Зураг 1: Alpine S2-A120M S цувралын моно сабвуфер Amplifier and RUX-KNOB.2 Remote Bass Knob. This image displays the amplifier unit and the separate remote bass knob.

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

Зураг 3: Ойролцоогоор view of the Alpine RUX-KNOB.2 Remote Bass Knob. This image highlights the control knob and its mounting bracket.
3. Тохиргоо ба суурилуулалт
Зөв суурилуулалт нь таны гүйцэтгэл, удаан эдэлгээний хувьд маш чухал юм amplifier. It is recommended that installation be performed by a qualified professional.
3.1. Ampөргөгч Байршил
- Choose a location that is dry, well-ventilated, and protected from direct sunlight or excessive heat.
- Эргэн тойронд хангалттай зай гаргах ampдулааныг зөв хуваарилах өргөгч.
- -ийг суурилуулах amplifier securely to prevent movement during vehicle operation.
3.2. Утасны холболт
The S2-A120M amplifier features a two-sided terminal layout for organized wiring.

Зураг 4: Rear panel connections of the Alpine S2-A120M Ampөргөгч. Энэ view shows the power supply terminals (BATT, REM, GND) and speaker output terminals (SPK OUT).
- Эрчим хүчний холболт: Connect the main power cable from the vehicle battery to the БАТТ terminal. Ensure an appropriate fuse is installed close to the battery.
- Газрын холболт: Богино, өндөр калибрын газардуулгын кабелийг холбоно уу. GND terminal to a clean, unpainted metal surface on the vehicle chassis.
- Алсын удирдлагатай асаалт: Connect a remote turn-on wire from your head unit to the REM terminal. This wire signals the amplifier to turn on and off with your audio system.
- Аудио оролт: Толгой хэсгийн сабвуферын гаралтаас RCA кабелийг холбоно уу amplifier's input jacks (not explicitly shown in the provided image, but standard for ampамьд хүмүүс).
- Чанга яригчийн гаралт: Сабвуфер(үүд)-ээ холбоно уу 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 ampнастан.
4. Ашиглалтын заавар
4.1. Анхны эрчим хүч
- After all connections are made, turn on your vehicle's ignition and audio system.
- The ampөргөгч төхөөрөмжийн тэжээлийн индикатор асах ёстой.
4.2. Олз тохируулга
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.
- -ээс эхэл 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.
- Аажмаар нэмэгдүүлнэ amplifier gain until you hear slight distortion, then back off slightly.
4.3. Кроссоверын тохиргоо
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 ampшууд өргөгч.
5. Засвар үйлчилгээ
Regular maintenance helps ensure the longevity and optimal performance of your Alpine amplifier and bass knob.
- Цэвэрлэгээ: Үе үе арчих amplifier and bass knob with a soft, dry cloth to remove dust and debris. Avoid using harsh chemicals or abrasive cleaners.
- Холболт шалгах: 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.
- Агааржуулалт: гэдгийг баталгаажуулах ampДулаан зөв тараагдахын тулд өргөгчний хөргөлтийн сэрвээг бөглөөгүй байна.
6. Алдаа засах
If you encounter issues with your Alpine amplifier, refer to the following troubleshooting guide before seeking professional assistance.
| Асуудал | Боломжит шалтгаан | Шийдэл |
|---|---|---|
| Эрчим хүчгүй / Ampөргөгч асахгүй байна |
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| Дууны гаралт байхгүй |
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| Гажуудсан дуу |
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| RUX-KNOB.2 Not Functioning |
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7. Техникийн үзүүлэлтүүд
7.1. Alpine S2-A120M Ampнастан
- Power Output (14.4V, <0.1% THD+N):
- 600W x 1 @ 4Ω
- 1200W x 1 @ 2Ω
- 1200W x 1 @ 1Ω
- Дохионы дуу чимээний харьцаа (S/N харьцаа): >85дБ
- Давтамжийн хариу: 20 Гц - 400 Гц
- Dampоруулах хүчин зүйл: >750
- Хэмжээ (W x H x D): 13.1 "x 2.25" x 8.25 "(33.27 см x 5.72 см x 20.96 см)
- Жин: Approximately 8 lbs, 11 oz (3.94 kg)
7.2. Alpine RUX-KNOB.2 Remote Bass Knob
- Чиг үүрэг: Remote bass gain adjustment for compatible Alpine ampамьдрагчид.
- Тохиромжтой байдал: Designed for use with S2-A120M and other compatible Alpine amplifiers (e.g., MRX-M50, MRX-M100, MRX-V60, PDX-M12, PDX-M6).
- Холболт: Via telephone cord adapter.
8. Баталгаат хугацаа ба дэмжлэг
Баталгаат хугацаа болон техникийн дэмжлэг авахыг хүсвэл Alpine-ийн албан ёсны хаягаар лавлана уу website or contact Alpine customer service directly. Keep your purchase receipt as proof of purchase for warranty claims.
Alpine Customer Support: Visit Alpine's Support Page





