Entwodiksyon
Thank you for choosing the Ground Zero GZRB 250BPX Bandpass Subwoofer. This manual provides essential information for the proper installation, operation, and maintenance of your new audio component. Please read this manual thoroughly before attempting to install or operate the subwoofer to ensure optimal performance and safety.
The GZRB 250BPX is a high-performance 25 cm (10-inch) bandpass subwoofer designed to deliver powerful and precise bass. It features switchable LED illumination (white or blue) and a robust enclosure for enhanced acoustic output.
Enfòmasyon sou Sekirite
Toujou obsève prekosyon sekirite sa yo pou evite aksidan oswa domaj nan ekipman an:
- Enstalasyon pwofesyonèl rekòmande: Enstalasyon ekipman odyo machin kapab konplèks. Si ou pa sèten sou nenpòt pati nan pwosesis enstalasyon an, chèche èd nan men yon pwofesyonèl kalifye.
- Dekonekte batri: Anvan ou kòmanse nenpòt travay elektrik, dekonekte tèminal negatif batri machin nan pou evite kous kout ak domaj.
- Fil elektrik apwopriye: Ensure all wiring is correctly connected according to the wiring diagrams. Incorrect wiring can lead to damage to the subwoofer, amplifyè, oubyen sistèm elektrik machin nan.
- Vantilasyon: Ensure adequate ventilation around the subwoofer enclosure to prevent overheating, especially if paired with a powerful amplifier.
- Montaj sekirite: Mount the subwoofer enclosure securely to prevent it from shifting during vehicle movement, which could cause injury or damage.
- Nivo volim: Ekspozisyon pwolonje a nivo volim ki wo ka lakòz domaj nan zòrèy. Ajiste volim nan nan yon nivo konfòtab.
- Evite imidite: Pa ekspoze subwoofer la nan imidite oswa tanperati ekstrèm.
Enstalasyon ak Enstalasyon
This section outlines the general steps for setting up your GZRB 250BPX subwoofer. Specific wiring diagrams for your amplifier should be consulted in conjunction with these instructions.
Debake
Carefully remove the subwoofer from its packaging. Inspect the unit for any signs of damage that may have occurred during shipping. If damage is present, contact your dealer immediately.
Plasman
The GZRB 250BPX is a bandpass enclosure, which typically performs well in the trunk or cargo area of a vehicle. Experiment with different orientations and positions to find the optimal sound for your vehicle's acoustics. Ensure the enclosure is not obstructing any safety features or vehicle controls.
Koneksyon fil elektrik
The subwoofer features a 50 mm 2 x 2 Ohm voice coil. Proper impedance matching with your amplifier is crucial for optimal performance and to prevent damage. Refer to your amplifier's manual for recommended wiring configurations (e.g., series or parallel) to achieve the desired impedance (e.g., 1 Ohm, 2 Ohm, or 4 Ohm).
- Fil elektrik: Konekte a amplifier's power input to the vehicle's battery using an appropriately gauged power cable, fused close to the battery.
- Fil elektrik tè: Konekte a ampKonekte tèminal tè ekipman an sou yon sifas metal pwòp, ki pa pentire sou chasi machin nan.
- Limen Remote: Konekte a amplifier's remote turn-on terminal to your head unit's remote output.
- Siyal Antre: Connect the RCA outputs from your head unit or line output converter to the ampantre RCA lifier la.
- Koneksyon subwoofer: Connect the speaker output terminals of your amplifier to the input terminals on the GZRB 250BPX enclosure. Ensure correct polarity (+ to + and - to -).
Ki ap dirije ekleraj
The GZRB 250BPX features switchable LED illumination between white and blue. Consult the specific wiring or switch on the enclosure for controlling this feature. Typically, this will involve a separate power connection or a switch on the enclosure itself.

Image: The Ground Zero GZRB 250BPX Bandpass Subwoofer, showcasing its robust enclosure and visible internal components, including the 25 cm subwoofer and clear acrylic panels that allow the LED illumination to be seen.
Enstriksyon Operasyon
Once the subwoofer is installed and wired correctly, follow these steps for initial operation:
- Premye pouvwa-up: Rekonekte tèminal negatif batri machin nan. Limen inite prensipal ou a. amplifier and subwoofer should power on.
- Anviwònman Pwofi: Kòmanse ak la amplifier's gain control at its minimum setting. Play a familiar piece of music with strong bass. Slowly increase the gain until you hear distortion, then back off slightly. This ensures the amplifier is not overdriving the subwoofer.
- Anviwònman kwazman: Use the low-pass filter (LPF) on your amplifier or head unit to send only low frequencies to the subwoofer. A common starting point is 80-100 Hz. Adjust this setting to blend seamlessly with your vehicle's main speakers.
- Faz kontwòl: Gen kèk amplifiers have a phase switch (0° or 180°). Experiment with both settings to determine which provides the most impactful and coherent bass response in your listening position.
- Bass ranfòse: Use bass boost sparingly, if at all. Excessive bass boost can lead to distortion and potential damage to the subwoofer.
Allow the subwoofer to break in for several hours of normal use before playing at maximum volume. This allows the suspension components to loosen up and perform optimally.
Antretyen
The Ground Zero GZRB 250BPX subwoofer requires minimal maintenance. Follow these guidelines to ensure its longevity:
- Netwayaj: Use a soft, dry cloth to wipe down the enclosure and visible surfaces. Avoid using harsh chemicals or abrasive cleaners.
- Enspeksyon: Tcheke tout koneksyon fil elektrik yo detanzantan pou asire yo byen fèm epi yo pa gen korozyon.
- Kondisyon anviwònman: Protect the subwoofer from direct sunlight, extreme heat, and moisture.
- Montaj sekirite: Regularly check that the enclosure remains securely mounted in your vehicle.
Depanaj
If you experience issues with your GZRB 250BPX subwoofer, consult the following table before contacting support:
| Pwoblèm | Kòz posib | Solisyon |
|---|---|---|
| Pa gen son ki soti nan subwoofer la |
|
|
| Son defòme |
|
|
| Sòti bas fèb |
|
|
| Dirije ekleraj pa travay |
|
|
Espesifikasyon
The following are the technical specifications for the Ground Zero GZRB 250BPX Bandpass Subwoofer:
- Modèl: GZRB 250BPX
- Kalite subwoofer: Bandpass patiraj
- Gwosè chasi: 1 x 25 cm (10 inches)
- Manyen pouvwa (RMS): 400 Watts
- Bobin vwa: 50 mm (2 inches), Dual 2 Ohm
- Volim nèt: 12 + 27 Liters / 0.42 + 0.95 cu.ft.
- Dimansyon (W x H x P): 45 x 34 x 44 / 28 cm (17.72 x 13.39 x 17.32 / 11.02 inches)
- Pwa: Apeprè 20.4 kilogram (44.97 liv)
- Ekleraj: Switchable LED (White / Blue)
- Koulè: Black enclosure with clear acrylic panels, Blue/White LED illumination
Garanti ak sipò
Ground Zero products are designed and manufactured to the highest quality standards. For warranty information and technical support, please refer to the warranty card included with your product or visit the official Ground Zero websit la. Kenbe prèv acha ou pou reklamasyon garanti.
For further assistance, you may contact your authorized Ground Zero dealer or distributor.
Ground Zero Official Websit: www.ground-zero-audio.com





