KEF Kube12b 12 Inch 300 Watt Powered Subwoofer Instruction Manual

Zavedení

The KEF Kube12b is a 300W 12-inch front-firing, sealed box powered subwoofer designed to deliver powerful and musical bass. This manual provides essential information for setting up, operating, and maintaining your subwoofer to ensure optimal performance.

Klíčové vlastnosti

• Výkonný výstup: 300W 12-inch front-firing, sealed box powered subwoofer.
• Vlastní nastavení ekvalizéru: Includes 3 pre-programmed custom EQ settings for free-standing, corner, and wall/in-cabinet installations to suit your room setup.
• Nastavitelné ovládací prvky: Customize your subwoofer further by adjusting gain, phase, low-pass filter, and crossovers.
• KEF Smart Compression Limiting: Allows the subwoofer to play louder while maintaining dynamic and musical performance.
• KEF Smart Connect: Automatically detects LFE or stereo input and adjusts the subwoofer's volume level accordingly.

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Nastavení a připojení

The KEF Kube12b offers versatile connectivity options to integrate with almost any audio system.

Spojení:

• Linkový vstup (RCA): Connect to the LFE output or stereo line-level outputs of your AV receiver or ampživější.
• Vstupy úrovně reproduktorů: Pro amplifiers without line-level outputs, connect directly to your amplifier's speaker terminals.
• Linkový výstup (RCA): Allows for daisy-chaining multiple subwoofers or connecting to other audio equipment.
• Příkon: Connect the provided power cord to a suitable electrical outlet.

Umístění:

Optimal placement is crucial for bass performance. Experiment with different locations in your room. The Kube12b includes pre-programmed EQ settings to compensate for placement:

• Volné stání: For open room placement.
• Roh: Pro umístění do rohu místnosti.
• Wall/In-Cabinet: For placement against a wall or inside a cabinet.

Adjust the EQ mode on the rear panel to match your chosen placement for the best sound.

Návod k obsluze

After connecting your Kube12b subwoofer, follow these steps for operation:

1. Zapnutí: Flip the power switch on the rear panel to the 'ON' position. The KEF Smart Connect feature will automatically detect input.
2. Adjust Gain (Volume): Use the 'Gain' knob to set the overall volume level of the subwoofer. Start at a low level and gradually increase until it blends seamlessly with your main speakers.
3. Set Low-Pass Filter: The 'Low-Pass' knob controls the upper frequency limit of the subwoofer. Adjust this to ensure a smooth transition between the subwoofer and your main speakers. A common starting point is 80Hz.
4. Úprava fáze: Use the 'Phase' switch (0° or 180°) to ensure the subwoofer's output is in phase with your main speakers. Listen for the most impactful and coherent bass.
5. Výběr režimu EQ: Select the appropriate EQ mode (Free Standing, Corner, Wall/In-Cabinet) based on your subwoofer's physical placement in the room.

Údržba

To ensure the longevity and optimal performance of your KEF Kube12b subwoofer, follow these maintenance guidelines:

• Čištění: K čištění skříně používejte měkký, suchý hadřík. Nepoužívejte abrazivní čisticí prostředky ani rozpouštědla.
• Prostředí umístění: Place the subwoofer in a stable location, away from direct sunlight, heat sources, and excessive moisture. Ensure adequate ventilation around the unit.
• Správa kabelů: Ensure all cables are securely connected and not under strain. Avoid placing heavy objects on cables.
• Ochrana proti prachu: Regularly dust the unit to prevent accumulation, which can affect performance and aesthetics.

Odstraňování problémů

If you encounter issues with your KEF Kube12b, refer to the following common troubleshooting tips:

• Žádný zvuk:
  • Check if the subwoofer is powered on and the power cable is securely connected.
  • Verify that the audio input cables (RCA or speaker level) are correctly connected to both the subwoofer and your ampzvlhčovač/přijímač.
  • Ensure the 'Gain' knob is not set to minimum and the 'Low-Pass' filter is appropriately set.
  • Potvrďte, že vaše amplifier/receiver's subwoofer output is enabled and volume is adjusted.
• Zkreslený zvuk:
  • Reduce the 'Gain' level on the subwoofer.
  • Zkontrolujte, zda nejsou uvolněné spoje nebo poškozené kabely.
  • Ensure the subwoofer is not placed too close to walls or corners, which can cause excessive resonance. Adjust EQ mode if necessary.
• Bzučivý hluk:
  • Zkuste subwoofer zapojit do jiné elektrické zásuvky.
  • Ensure all audio cables are high quality and properly shielded.
  • Check for ground loop issues. A ground loop isolator may be required.

Specifikace

Záruka a podpora

The KEF Kube12b comes with a full manufacturer's warranty. For detailed warranty terms and conditions, please refer to the documentation included with your product or visit the official KEF website. For technical support, troubleshooting assistance beyond this manual, or service inquiries, please contact KEF customer support.