Receptor digital estèreo Kinter K3118-2.1 Bluetooth 5.0 AmpManual d'usuari més viu

1. Introducció

Welcome to the Kinter K3118-2.1 Bluetooth 5.0 Stereo Digital Receiver Amplifier user manual. This guide provides comprehensive instructions for the proper setup, operation, and maintenance of your new amplifier. The Kinter K3118-2.1 is an ultra-efficient 2.1 channel digital amplifier designed for home theaters, listening rooms, Hi-Fi setups, DIY projects, and outdoor passive speakers.

Key features include 2 x 30 watt stereo output and an additional 80 watt passive subwoofer output. The front panel offers intuitive controls for sub volume, tone/direct, treble, bass, and master volume, allowing users to easily customize their listening preferences. Flexible application options are provided through a variety of inputs, including Bluetooth 5.0, stereo RCA, and 3.5mm Aux. The unit comes with a quality DC power supply and features a rear USB 5VDC charging output and convenient speaker spring terminals for fast and easy speaker connection. A lighted Master Volume knob indicates power ON and the current listening mode (white for Line In, blue for Bluetooth).

2. Contingut del paquet

Si us plau, verifiqueu que tots els elements siguin presents al vostre paquet:

• Kinter K3118-2.1 AmpUnitat lificadora
• Power Supply (DC 16-20V 5A)
• Cable d'alimentació
• Cargols de muntatge
• Peus de goma
• Manual d'usuari (aquest document)

The Kinter K3118-2.1 amplifier unit, shown with its power supply and power cable, which are included in the package.

Contents of the Kinter K3118-2.1 package, including the amplifier, power supply, mounting screws, and rubber feet.

3. Producte acabatview

Familiaritza't amb el amplifier's front and rear panels to understand its controls and connections.

3.1 Controls del panell frontal

Un primer pla de la amplifier's front panel, highlighting the illuminated volume knob indicating power on and Bluetooth mode.

• Interruptor d'encesa / apagat: Activa o desactiva ampel poder de l'activador.
• Audio Source (BT/Line) Switch: Selects between Bluetooth and Line In audio sources.
• Tone/Direct Switch: Engages or bypasses the Treble and Bass tone controls.
• Sub Volume Knob: Ajusta el nivell de sortida del canal de subwoofer.
• Pom treble: Ajusta la resposta d'alta freqüència.
• Pom de baix: Ajusta la resposta de baixa freqüència.
• Control de volum mestre: Controla el volum de sortida general del ampmés viu.

3.2 Connexions del panell posterior

El panell posterior de la amplifier, displaying the RCA and 3.5mm audio inputs, speaker terminals, subwoofer output, USB charging port, and DC power input.

• Left/Right RCA Audio Input: For connecting devices with RCA audio outputs.
• 3.5mm Stereo Audio Input: For connecting devices with a 3.5mm audio output (e.g., smartphones, MP3 players).
• Connector d'antena Bluetooth: For attaching the Bluetooth antenna to ensure stable wireless connection.
• Left/Right Speaker Outputs: Spring terminals for connecting passive stereo speakers.
• Subwoofer Output (+/-): Spring terminals for connecting a passive subwoofer.
• USB 5VDC Charging Output: Provides 5V DC power for charging small electronic devices.
• DC Input (16-20V 5A): Power input for the included DC power supply.

4. Configuració

4.1 Connectar altaveus

Connect your passive stereo speakers to the Left/Right Speaker Outputs on the rear panel. Ensure correct polarity by connecting the positive (+) terminal of the amplifier to the positive (+) terminal of the speaker, and the negative (-) to the negative (-).

For a passive subwoofer, connect it to the Sortida de subwoofer. If connecting a single subwoofer, combine the positive outputs and negative outputs from the amplifier's subwoofer terminals to the respective terminals on your subwoofer.

4.2 Connexió de fonts d'àudio

The Kinter K3118-2.1 offers multiple audio input options:

• Entrada RCA: Connect your audio device (e.g., TV, CD player, turntable with pre-amp) using RCA cables to the Left/Right RCA Audio Input.
• 3.5mm Aux Input: Connect your portable audio device (e.g., smartphone, tablet) using a 3.5mm audio cable to the 3.5mm Stereo Audio Input.
• Bluetooth 5.0: For wireless audio streaming, ensure the Bluetooth antenna is securely connected to the rear panel.

4.3 Connexió d'alimentació

Connect the power cable to the power supply unit. Then, plug the power supply's DC output connector into the Entrada de CC a la amplifier's rear panel. Finally, plug the power supply into a standard wall outlet.

The included power supply unit and associated cables for the Kinter K3118-2.1 ampmés viu.

5. Instruccions de funcionament

5.1 Engegada/apagada

Per encendre el amplifier, flip the Interruptor d'encesa/apagada on the front panel to the 'ON' position. The Master Volume knob will illuminate, indicating the current mode: white for Line In and blue for Bluetooth operation. To power off, flip the switch to the 'OFF' position.

5.2 Selecting Audio Source

Utilitza el Audio Source (BT/Line) Switch on the front panel to toggle between the connected Line In (RCA or 3.5mm Aux) source and Bluetooth input.

5.3 Vinculació Bluetooth

Quan el amplifier is in Bluetooth mode (indicated by a blue light on the Master Volume knob), it is ready for pairing. On your Bluetooth-enabled device (e.g., smartphone, tablet), navigate to the Bluetooth settings and select "Kinter K3118-2.1" from the list of available devices to establish a connection.

5.4 Ajustar el volum i el to

• Volum mestre: Gira el Pom de volum mestre to increase or decrease the overall sound output.
• Volum del subwoofer: Ajusteu el Sub Volume Knob to control the dedicated output level of your passive subwoofer.
• Aguts i greus: Utilitza el Maneta d'aguts i Pom de baix to fine-tune the high and low frequencies of your audio.
• Tone/Direct: El Tone/Direct Switch allows you to bypass the Treble and Bass controls, providing a direct audio signal without equalization.

6. Manteniment

To ensure the longevity and optimal performance of your Kinter K3118-2.1 amplificador, seguiu aquestes pautes de manteniment:

• Neteja: Mantenir el amplifier clean and free from dust. Use a soft, dry cloth for cleaning the exterior. Avoid using liquid cleaners or abrasive materials.
• Ventilació: Ensure adequate ventilation around the unit. Do not block the heat sinks or place the amplifier in an enclosed space that could lead to overheating.
• Medi ambient: Eviteu exposar el amplifier to moisture, direct sunlight, or extreme temperatures. Operate the unit within recommended environmental conditions.
• Connexions: Comproveu periòdicament totes les connexions dels cables per assegurar-vos que estiguin ben fixades i que no presentin corrosió ni danys.

7. Solució De Problemes

If you encounter issues with your Kinter K3118-2.1 amplifier, refer to the following common problems and their solutions:

7.1 Sense sortida de so

• Comproveu les connexions: Ensure all power, audio input, and speaker wires are securely connected and have correct polarity.
• Selecció de la font: Verify that the correct audio source (Line In or Bluetooth) is selected using the front panel switch.
• Nivells de volum: Confirm that the volume is not set to minimum on both the amplifier (Master Volume, Sub Volume) and your audio source device.
• Funcionalitat de l'altaveu: Test your speakers with another audio source to ensure they are functional.

7.2 Problemes de connexió Bluetooth

• Mode Bluetooth: Assegureu-vos el amplifier is in Bluetooth mode (blue light on volume knob).
• Proximitat: Acosteu el dispositiu Bluetooth a la amplificador per millorar la força del senyal.
• Reemparella el dispositiu: On your device, "forget" the amplifier from your Bluetooth settings and then attempt to re-pair.
• Interferència: Check for potential interference from other wireless devices (e.g., Wi-Fi routers, cordless phones) and move them away if possible.

7.3 So distorsionat

• Volume Overload: Reduce the volume level on both the amplifier and the audio source to prevent clipping.
• Impedància de l'altaveu: Ensure your speakers' impedance is compatible with the amplifier (typically 4-8 ohms for stereo channels, 2-8 ohms for subwoofer).
• Cable de l'altaveu: Check speaker wires for any frayed strands or short circuits.
• Controls de to: Adjust the Treble and Bass controls to see if they are causing the distortion. Try setting the Tone/Direct switch to 'Direct'.

8. Especificacions

9. Garantia i Suport

For detailed warranty information, technical support, and frequently asked questions, please refer to the official Kinter weblloc web o contacteu directament amb el seu servei d'atenció al client.

També podeu trobar recursos addicionals i informació sobre el producte a Kinter Store on Amazon.

A downloadable PDF version of the user manual is available here: Descarrega el manual d'usuari (PDF)