1. Sarrera
This manual provides detailed instructions for the installation, operation, and maintenance of your Gravity Audio 1200W 12" Premium Car Subwoofer Kit. This comprehensive package includes a Gravity 12-inch subwoofer, an Audiobank 3000W Class D amplifier, an Audiotek single 12-inch vented subwoofer enclosure, and a complete amplifier installation kit. Please read this manual thoroughly before attempting installation or operation to ensure proper use and maximum performance.

1.1 Irudia: Gainetikview of the Gravity Audio 1200W 12" Premium Car Subwoofer Kit components.
2. Segurtasun informazioa
Beti bete segurtasun neurri hauek instalazioan eta funtzionamenduan zehar:
- Instalazio profesionala gomendatzen da: Instalazioaren edozein alderdiri buruz ziur ez bazaude, kontsultatu autoko audio teknikari kualifikatu batekin.
- Deskonektatu bateria: Always disconnect the vehicle's negative battery terminal before starting any electrical work to prevent short circuits and electrical shock.
- Kableatu egokia: Use appropriate gauge wiring as specified in this manual and ensure all connections are secure and insulated to prevent shorts.
- Aireztapena: Ziurtatu amplifier is mounted in a location with adequate airflow to prevent overheating.
- Saihestu oztopoak: Do not mount components in locations that obstruct airbags, driver visibility, or vehicle controls.
- Entzumenaren babesa: Bolumen maila altuen eraginpean denbora luzez egoteak entzumen kalte iraunkorrak eragin ditzake. Kontuz ibili bolumena doitzerakoan.
3. Paketearen edukia
Egiaztatu elementu guztiak zure paketean daudela:
- Gravity 12" 1200W Peak Power Subwoofer (GR-12PW)
- Audiobank 3000W Class D Monoblock Amplifier (P3001)
- Audiotek Single 12 Inch Vented Subwoofer Enclosure (CA-12SP)
- Osatu Amplifier Installation Kit (Power Cable, Ground Cable, Remote Turn-On Wire, RCA Interconnects, Speaker Wire, Fuse Holder, Fuse, Terminals, Zip Ties)

3.1. irudia: Edukia amplifier installation kit, including various cables, fuse, and terminals.
4. Konfigurazioa eta instalazioa
Follow these steps for proper installation of your car audio system. Ensure the vehicle's battery is disconnected before proceeding.
4.1 Subwoofer Installation into Enclosure
- Carefully place the Gravity 12" subwoofer into the opening of the Audiotek vented enclosure. Ensure the mounting holes align.
- Secure the subwoofer using appropriate screws (not included, typically self-tapping wood screws) through the mounting holes into the enclosure. Do not overtighten.
- Connect speaker wire from the subwoofer's terminals to the enclosure's internal terminals. Observe polarity: positive (+) to positive, negative (-) to negative.

4.1. irudia: Aurrealdea view of the Gravity 12-inch subwoofer, showing the cone and surround.

4.2. irudia: Aurrealdea view of the Audiotek single 12-inch vented subwoofer enclosure.
4.2 Amplifier Muntaketa
Choose a secure, well-ventilated location for the Audiobank amplifier, such as the trunk or under a seat. Ensure it is away from moisture and direct sunlight.
- Mark the mounting holes on the chosen surface.
- Drill pilot holes if necessary, taking care not to damage any vehicle components.
- Ziurtatu amplifatzailea torloju egokiak erabiliz.

4.3. irudia: Goikoa view of the Audiobank 3000W Class D Monoblock Ampbiziagoa.
4.3 Kableatutako konexioak
Ikusi amplifier's rear panel for terminal locations. Use the provided ampLider instalatzeko kit.
- Elikatze-kablea (+12V): Run the thick red power cable from the vehicle's positive battery terminal to the amplifier's +12V terminal. Install the fuse holder within 18 inches of the battery and insert the fuse.
- Lurreko kablea (GND): Connect the thick black ground cable from the ampKonektatu kargagailuaren GND terminala ibilgailuaren xasiseko gainazal metaliko garbi eta margotu gabe batera. Ziurtatu konexio sendo eta erresistentzia baxukoa dela.
- Urruneko pizte-kablea (REM): Connect the blue remote wire from your head unit's remote output to the ampbizigailuaren REM terminala. Honek pizten du amplifier on/off with your head unit.
- RCA Interconnects: Connect the RCA cables from your head unit's subwoofer or full-range pre-outs to the amplifier-aren RCA sarrera-konektoreak.
- Bozgorailuaren irteera: Connect the speaker wire from the enclosure's external terminals to the amplifier's speaker output terminals. Ensure correct polarity.

Figure 4.4: Rear panel of the Audiobank amplifier showing power, ground, remote, and speaker output terminals.

Figure 4.5: Speaker terminal on the Audiotek subwoofer enclosure for connecting to the ampbiziagoa.
5. Funtzionamendu-argibideak
Konexio guztiak egin eta egiaztatu ondoren, konektatu berriro ibilgailuaren bateriaren terminal negatiboa.
5.1 Hasierako piztea eta oinarrizko ezarpenak
- Piztu ibilgailuaren piztea eta unitate nagusia. ampLifizer-aren pizte-adierazlea piztu beharko litzateke.
- Hasi amplifier's GAIN control set to minimum (fully counter-clockwise).
- Set the head unit's volume to about 75% of its maximum.
- Pixkanaka handitu amplifier's GAIN control until you hear distortion, then back it off slightly. This sets the maximum clean output.
5.2 Ampbiziagoa Kontrolak
The Audiobank P3001 amplifier features several controls for fine-tuning your subwoofer's performance:
- IRABAZIA: Adjusts the input sensitivity to match the output of your head unit. (See 5.1)
- LPF (pasa baxuko iragazkia): This control sets the upper frequency limit for the subwoofer. Typically set between 80Hz and 120Hz. Frequencies above this setting will be filtered out.
- BASS BOST: Provides an increase in bass output at a specific frequency. Use sparingly to avoid distortion and potential damage.
- FASEA: Allows you to adjust the phase of the subwoofer output (0 or 180 degrees) to ensure it blends seamlessly with your main speakers. Experiment with both settings to find the best sound.
6. Mantentzea
Your Gravity Audio Subwoofer Kit requires minimal maintenance to ensure long-term performance.
- Garbiketa: Aldian-aldian garbitu amplifier and subwoofer enclosure with a soft, dry cloth. Avoid using harsh chemicals or abrasive cleaners.
- Konexioaren egiaztapenak: Annually, inspect all wiring connections for tightness and corrosion. Re-tighten any loose connections.
- Aireztapena: Ziurtatu amplifier's cooling fins remain free of dust and debris to maintain proper heat dissipation.
7. Arazoak
If you experience issues with your subwoofer kit, consult the following table before seeking professional assistance:
| Arazoa | Kausa posiblea | Irtenbidea |
|---|---|---|
| Subwooferretik soinurik ez |
|
|
| Soinu distortsionatua |
|
|
| AmpLifter gehiegi berotzea |
|
|
8. Zehaztapenak
Gravity 12" Subwoofer (GR-12PW)
- Hizlari mota: Subwoofer
- Subwooferaren diametroa: 12 hazbete
- Ahots-bobinaren konfigurazioa: 4 Ohm bikoitza
- Potentzia maximoa: 1200 watt bakoitzak
- RMS potentzia: 600 watt bakoitzak
- Maiztasun-erantzuna: 30 - 2.5kHz
- Sentikortasuna: 90 dB
- Konoa Materiala: Lehiaketa mailako paper prentsatuzko konoa
- Ingurunea: Altuera handiko apar-ingurunea
- Hozteko sistema: Aire-fluxu aurreratuaren hozte-sistema
Audiobank 3000W Class D Amplifier (P3001)
- Mota: D klaseko monoblokea Ampbiziagoa
- Potentzia maximoa: 3000 Watts (Total Package)
- Kontrolak: Gain, LPF, Bass Boost, Phase
Audiotek Single 12 Inch Vented Enclosure (CA-12SP)
- Diseinua: Vented (Ported)
- Materiala: High Quality Gray Carpet
- Neurriak: Approximately 18"W x 16"D x 14"H (External)

Figure 8.1: Dimensions of the Audiotek single 12-inch vented subwoofer enclosure.
9. Bermea eta laguntza
This product comes with a Limited Warranty. For specific details regarding warranty coverage, duration, and terms, please refer to the warranty card included with your purchase or contact Gravity Audio customer support directly.
Bezeroarentzako Arreta
For technical assistance, troubleshooting not covered in this manual, or warranty claims, please contact your retailer or Gravity Audio customer service. Have your product model number (GR-12PW + P3001 + CA-12SP + Kit) and purchase date available when contacting support.





