Audio System US08 Active 24V Subwoofer User Manual

Taw qhia

Thank you for choosing the Audio System US08 Active 24V Subwoofer. This active subwoofer is designed to provide powerful and clear bass reproduction in 24V vehicle environments, such as trucks and buses. Please read this manual thoroughly before installation and operation to ensure proper use and maximize the performance and longevity of your device.

Cov lus qhia kev nyab xeeb

• Always disconnect the vehicle's battery before starting any electrical work.
• Xyuas kom tseeb tias txhua txoj hlua hluav taws xob tau txuas kom raug kom tiv thaiv kev luv luv lossis kev puas tsuaj.
• Do not expose the subwoofer to moisture or extreme temperatures.
• Mount lub subwoofer kom ruaj ntseg los tiv thaiv kev txav mus los thaum lub tsheb ua haujlwm.
• Yog tias koj tsis paub meej txog cov kauj ruam ntawm kev teeb tsa, nrog tus kws tshaj lij teeb tsa tham.

Ntim Cov Ntsiab Lus

Thov kos lub pob rau cov khoom hauv qab no:

• Audio System US08 Active Subwoofer
• Power Cable Set
• Tus Neeg Siv Los Siv (cov ntawv no)

Khoom Tshajview

Daim duab 1: Pem hauv ntej view of the Audio System US08 Active Subwoofer. This image shows the main speaker grille and the Audio System logo on the front panel.

Daim duab 2: Sab view of the Audio System US08 Active Subwoofer with indicated dimensions. The subwoofer measures approximately 24.5 cm in width, 34.5 cm in height, and 7 cm in depth.

The US08 is a compact active subwoofer featuring a durable aluminum enclosure. It is designed for easy integration into vehicle audio systems, providing enhanced bass performance without requiring a separate ampua neej nyob.

Kev teeb tsa thiab kev teeb tsa

Mounting Qhov chaw

Choose a secure and dry location within your vehicle, such as under a seat, behind a seat, or in a storage compartment. Ensure the mounting surface is flat and stable. The aluminum casing provides durability, but avoid areas prone to excessive vibration or direct sunlight.

Kev Txuas Txuas Txuas

The US08 subwoofer operates on a 24V power supply, suitable for trucks and buses. Use the provided power cable set for connections.

1. Power (24V+): Connect the positive wire from the subwoofer's power input to a constant 24V power source in your vehicle. It is recommended to connect directly to the battery with an inline fuse (not supplied, recommended 15A-20A) for protection.
2. Hauv av (GND): Connect the ground wire to a clean, unpainted metal surface on the vehicle's chassis. Ensure a good electrical connection.
3. Chaw Taws Teeb (REM): Connect the remote turn-on wire to the remote output of your vehicle's head unit. This will turn the subwoofer on and off with your stereo.
4. Audio Input (RCA): Connect the RCA audio cables from your head unit's pre-out (subwoofer or full-range) to the RCA input jacks on the US08. The audio output mode is Stereo.

Nco tseg: Ensure all connections are tight and properly insulated to prevent short circuits. Incorrect wiring can damage the unit or the vehicle's electrical system.

Cov lus qhia ua haujlwm

Pib Pib Ua Haujlwm

After completing all wiring connections, turn on your vehicle's ignition and head unit. The subwoofer should power on automatically via the remote wire connection.

Kho tej chaw

The US08 typically features controls for gain (volume), low-pass filter (LPF), and phase. Refer to the specific controls on your unit for precise adjustments.

• Tsoo Tswj: Adjust this to match the output level of your head unit. Start with the gain at minimum and slowly increase it until the bass blends well with your main speakers without distortion.
• Low-Pass Lim (LPF): This control sets the upper frequency limit for the subwoofer. Typically, set it between 80Hz and 120Hz to ensure the subwoofer only reproduces low frequencies.
• Phase Hloov: This switch (0° or 180°) helps to align the subwoofer's output with your main speakers. Experiment with both settings to find the one that provides the most impactful and coherent bass.

The maximum output power of the speakers is 24 Watts.

Kev tu

The Audio System US08 Subwoofer requires minimal maintenance. Follow these guidelines to ensure its longevity:

• Ntxuav: Use a soft, dry cloth to wipe down the exterior of the subwoofer. Do not use liquid cleaners or abrasive materials.
• Qhov cua: Ensure that the cooling fins (if present) and surrounding area are free from obstructions to allow for proper heat dissipation.
• Kev sib txuas: Nyob rau tib lub sijhawm tshawb xyuas tag nrho cov kev sib txuas hauv xov tooj kom ntseeg tau tias lawv nyob ruaj ntseg thiab tsis muaj corrosion.
• Ib puag ncig: Avoid exposing the subwoofer to extreme temperatures, direct sunlight, or excessive moisture.

Kev daws teeb meem

Specifications

Warranty thiab Support

Audio System products are 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 Audio System webqhov chaw. Khaws koj cov ntaub ntawv pov thawj ntawm kev yuav khoom rau kev lees paub.

For further assistance, please contact your authorized Audio System dealer or customer service.