1. መግቢያ
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. ምርት አብቅቷልview
2.1. ቁልፍ ባህሪያት
- S2-A120M Ampማስታገሻ ፦ 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.
- ብዙ ይደግፋል amplifier control with telephone cord adapters.
2.2. አካላት
The product bundle includes the Alpine S2-A120M Mono Subwoofer Amplifier and the Alpine RUX-KNOB.2 Remote Bass Knob.

ምስል 1፡ አልፓይን S2-A120M ኤስ-ተከታታይ ሞኖ ሰብዎፈር Amplifier and RUX-KNOB.2 Remote Bass Knob. This image displays the amplifier unit and the separate remote bass knob.

ምስል 2፡ ከፍተኛ view of the Alpine S2-A120M Amplifier. The top panel features the Alpine logo and a central indicator light.

ምስል 3፡ መቀራረብ view of the Alpine RUX-KNOB.2 Remote Bass Knob. This image highlights the control knob and its mounting bracket.
3. ማዋቀር እና መጫን
ትክክለኛው ጭነት ለእርስዎ አፈፃፀም እና ረጅም ዕድሜ ወሳኝ ነው። ampሊፋየር። መጫኑ በሙያው ባለሙያ እንዲከናወን ይመከራል።
3.1. Ampliifier አቀማመጥ
- ደረቅ፣ አየር በሚገባበት እና ከፀሐይ ብርሃን ወይም ከመጠን በላይ ሙቀት የተጠበቀ ቦታ ይምረጡ።
- በዙሪያው በቂ ቦታ መኖሩን ያረጋግጡ ampለትክክለኛው ሙቀት መበታተን liifier.
- ን ይጫኑ ampተሽከርካሪ በሚሠራበት ጊዜ እንቅስቃሴን ለመከላከል ደህንነቱ በተጠበቀ ሁኔታ liifier.
3.2. የወልና ግንኙነቶች
The S2-A120M amplifier features a two-sided terminal layout for organized wiring.

ምስል 4፡ Rear panel connections of the Alpine S2-A120M Ampማፍያ ይህ view shows the power supply terminals (BATT, REM, GND) and speaker output terminals (SPK OUT).
- የኃይል ግንኙነት; Connect the main power cable from the vehicle battery to the ባት terminal. Ensure an appropriate fuse is installed close to the battery.
- የመሬት ግንኙነት; አጭር፣ ከባድ መለኪያ ያለው የመሬት ገመድ ከሱ ጋር ያገናኙ ጂኤንዲ terminal to a clean, unpainted metal surface on the vehicle chassis.
- የርቀት ማብራት; Connect a remote turn-on wire from your head unit to the REM terminal. This wire signals the ampበድምጽ ስርዓትዎ ለማብራት እና ለማጥፋት ማነቃቂያ።
- የድምጽ ግቤት፡- የRCA ገመዶችን ከዋና ክፍልዎ የንዑስ ዋውተር ውፅዓት ወደ ያገናኙ amplifier's input jacks (not explicitly shown in the provided image, but standard for ampአነቃቂዎች)።
- የድምጽ ማጉያ ውፅዓት፡- የሱፍዎርቦርድዎን (subwoofer) ከሱ ጋር ያገናኙ SPK ውጣ 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 ampማብሰያ
4. የአሠራር መመሪያዎች
4.1. የመጀመሪያ ኃይል-አፕ
- After all connections are made, turn on your vehicle's ignition and audio system.
- የ ampየሊፋየር ኃይል አመልካች መብራት አለበት.
4.2. የማግኘት ማስተካከያ
በ ላይ ያለው የትርፍ ቁጥጥር amplifier matches the output voltagየጭንቅላት ክፍልዎ ኢ ወደ amplifier's input. Set the gain carefully to avoid distortion.
- በ ጀምር 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.
- ቀስ በቀስ መጨመር amplifier gain until you hear slight distortion, then back off slightly.
4.3. ተሻጋሪ ቅንጅቶች
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 ampበቀጥታ ማጽጃ.
5. ጥገና
Regular maintenance helps ensure the longevity and optimal performance of your Alpine amplifier and bass knob.
- ማጽዳት፡ በየጊዜው መጥረግ amplifier and bass knob with a soft, dry cloth to remove dust and debris. Avoid using harsh chemicals or abrasive cleaners.
- የግንኙነት ፍተሻ፡- 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.
- የአየር ማናፈሻ; መሆኑን ያረጋግጡ ampየሊፋየር ማቀዝቀዣ ክንፎች ተገቢውን የሙቀት ስርጭት ለማስቻል አይስተጓጎሉም።
6. መላ መፈለግ
If you encounter issues with your Alpine amplifier, refer to the following troubleshooting guide before seeking professional assistance.
| ችግር | ሊሆን የሚችል ምክንያት | መፍትሄ |
|---|---|---|
| ኃይል የለም/ Ampማንሻ አልበራም። |
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| ምንም የድምፅ ውፅዓት የለም። |
|
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| የተዛባ ድምጽ |
|
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| RUX-KNOB.2 Not Functioning |
|
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7. ዝርዝሮች
7.1. Alpine S2-A120M Ampማብሰያ
- Power Output (14.4V, <0.1% THD+N):
- 600 ዋ x 1 @ 4Ω
- 1200 ዋ x 1 @ 2Ω
- 1200 ዋ x 1 @ 1Ω
- የምልክት-ወደ-ጫጫታ ሬሾ (S/N ሬሾ): > 85 ዲቢ
- የድግግሞሽ ምላሽ፡ 20Hz - 400Hz
- Dampተጨባጭ ምክንያት; >750
- ልኬቶች (W x H x D) 13.1 ”x 2.25” x 8.25 ”(33.27 ሴ.ሜ x 5.72 ሴ.ሜ x 20.96 ሴ.ሜ)
- ክብደት፡ Approximately 8 lbs, 11 oz (3.94 kg)
7.2. Alpine RUX-KNOB.2 Remote Bass Knob
- ተግባር፡- Remote bass gain adjustment for compatible Alpine ampአነፍናፊዎች።
- ተኳኋኝነት Designed for use with S2-A120M and other compatible Alpine amplifiers (e.g., MRX-M50, MRX-M100, MRX-V60, PDX-M12, PDX-M6).
- ግንኙነት፡- Via telephone cord adapter.
8. ዋስትና እና ድጋፍ
For warranty information and technical support, please refer to the official Alpine 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





