Sunbuck AV-888BT

Sunbuck 5-Channel Digital Karaoke Surround Power Ampbiziagoa Erabiltzailearen eskuliburua

Model: AV-888BT (and variants)

Brand: Sunbuck

1. Sarrera

Thank you for choosing the Sunbuck 5-Channel Digital Karaoke Surround Power Amplifier. This manual provides essential information for the safe and efficient operation of your amplifatzailea. Mesedez, irakurri arretaz erabili aurretik eta gorde etorkizunean erreferentzia gisa.

Hau amplifier is designed for household use, offering high-power audio output, professional karaoke features, digital media playback via USB/SD card, Bluetooth connectivity, and subwoofer support for a 5.1 channel surround sound experience.

2. Ereduen aldaerak

The Sunbuck amplifier series includes several models with varying features. Please identify your specific model:

  • A = AV-888BT: 5.1 kanal amplifier without microphone.
  • B = AV-888BT: 5.1 kanal amplifier with rechargeable wireless microphone.
  • C = AV-555BT: 5 kanal amplifier without microphone.
  • D = AV-555BT: 5 kanal amplifier with rechargeable wireless microphone.
  • E = AV-628BT: 5 kanal amplifier without microphone.
  • F = AV-628BT: 5 kanal amplifier with rechargeable wireless microphone.
  • G = KA-8900: 4 kanal amplifier (with mixer) without microphone.
  • H = KA-8900: 4 kanal amplifier (with mixer) with rechargeable wireless microphone.
Sunbuck Amplifier Model Variants
Image: Sunbuck Amplifier Model Variants (A-H) and their configurations.

3. Paketearen edukia

Mesedez, egiaztatu paketea elementu hauek dituen:

  • Sunbuck Digital Karaoke Surround Power Amplifier (Your selected model)
  • Urruneko Kontrola
  • Elikatze-kablea
  • Audio Cables (RCA, quantity may vary by model)
  • Erabiltzailearen eskuliburua (dokumentu hau)
  • Wireless Microphones (if included with your model)
Amposagarriak barne dituen bizigailua
Irudia: Amplifier with included accessories such as remote control and audio cables.

4. Produktua amaitu daview

4.1 Front Panel (AV-888BT/AV-628BT/AV-555BT)

The front panel provides access to various controls and inputs for audio adjustment and media playback.

AV-888BT Front Panel Functions
Image: AV-888BT Front Panel Functions. This diagram shows the layout of controls including microphone volume, SD/USB slots, function selection, playback controls, tone adjustments, balance, AUX input, and master volume.
AV-628BT Front Panel Functions
Image: AV-628BT Front Panel Functions. This diagram shows the layout of controls including power switch, LED display, Bluetooth antenna, SD/USB slots, audio input, mode switch, playback controls, microphone inputs, microphone volume, tone adjustments, echo, delay, music volume, balance, and master volume.
AV-555BT Front Panel Functions
Image: AV-555BT Front Panel Functions. This diagram shows the layout of controls including power switch, LED display, microphone volume, music volume, function selection, playback controls, tone adjustments, balance, and master volume.

4.2 Rear Panel (AV-888BT/AV-555BT)

The rear panel houses all the necessary audio input and output connections for your home theater system.

AV-888BT Rear Panel Connections
Image: AV-888BT Rear Panel Connections. This diagram illustrates the connections for FM antenna, audio inputs (front L/R, surround, center), audio output, powered/unpowered subwoofer output, and speaker outputs (FL/FR/SUB/SL/SR), along with the power input.
AV-555BT Rear Panel Connections
Image: AV-555BT Rear Panel Connections. This diagram illustrates the connections for FM antenna, audio inputs, audio output, speaker outputs (main L/R, surround L/R, center), and power input.

4.3 Urruneko kontrolaren funtzioak

Barneratutako urrutiko aginteari esker, eroso erabili ahal izango duzu ampurrutiko argitzailea.

Urruneko Kontrol Funtzioak
Image: Remote Control Functions. This diagram labels buttons for power, input switch, mode switch, play/pause, previous/next track, FM auto tune, digital direct selection, music mode, master volume up/down, and MP3 loop play.

5. Zehaztapenak

Below are the general specifications for the Sunbuck amplifier series. Specific values may vary slightly by model.

EzaugarriSpecification (AV-888BT)Specification (AV-555BT)Specification (AV-628BT/KA-8900)
Potentzia nominala400WMain 250W+250W, Surround 100W+100W, Center 100W600W
Potentzia gailurra900WN/A1200W
Inpedantzia estandarra4-16Ω4-16Ω4-16Ω
Maiztasun Erantzuna20Hz-20KHz (±3dB)N/A20Hz-20KHz (±3dB)
Seinaleen eta zarataren arteko erlazioa≥90dB (A haztatua)N/A≥90dB (A haztatua)
Distortsio harmoniko osoa≤0.5% (normal operation)N/A≤0.5% (normal operation)
Sarrerako sentikortasuna200mV (±30MV)N/A200mV (±30MV)
Grabaketa Irteera≈1VN/A≈1V
Irteera Laguntzailea≈1VN/A≈1V
Bolumen eragileatage220V 50HzAC 220V220V-240V 50Hz
Neurriak (L×W×H)36x24x11.5cm43x24x11cm43x30x13cm (including feet)
Pisua5.5 kg4.3 kgN/A
Kanala5.154
AV-888BT Basic Parameters
Image: AV-888BT Basic Parameters, including rated power, peak power, impedance, frequency response, signal-to-noise ratio, THD, input sensitivity, output levels, operating voltage, and size.
AV-555BT External Parameters
Image: AV-555BT External Parameters, including size, functions (Bluetooth, USB/SD, remote, FM radio, Karaoke with reverb), rated impedance, rated power, power supply, audio input, and net weight.
AV-628BT Basic Parameters
Image: AV-628BT Basic Parameters, including rated power, peak power, impedance, frequency response, signal-to-noise ratio, THD, input sensitivity, output levels, operating voltage, and size.

6. Konfigurazioa

6.1 Bozgorailu konexioak

Connect your speakers to the corresponding terminals on the rear panel. Ensure correct polarity (positive to positive, negative to negative) for optimal sound quality.

  • Main Speakers (FL/FR): Connect your front left and front right speakers.
  • Surround Speakers (SL/SR): Connect your surround left and surround right speakers (for 5.1 channel models).
  • Zentroko Hizlaria: Connect your center channel speaker (for 5.1 channel models).
  • Subwoofer-a: Connect either a powered subwoofer to the dedicated output or an unpowered subwoofer to the appropriate speaker terminals (if available on your model).

6.2 Audio Sarrerako Konexioak

The amplifier supports various audio input sources:

  • RCA Audio Inputs (AUX): Use RCA cables to connect devices like DVD players, CD players, computers, or other audio sources to the 'AUDIO INPUT' jacks.
  • Sarrera optikoa/koaxiala: Some models (e.g., AV-998BT) feature optical and coaxial inputs for direct connection to TVs or other digital audio sources.
  • FM Antena: Connect the FM antenna to the 'FM ANT' terminal for radio reception.

Warning: Audio output from the amplifier is not a power signal. Do not connect it directly to passive speakers or recording devices. Connect to powered speakers or a powered subwoofer. Incorrect connections may damage the equipment.

Rear Panel Connections for Various Devices
Image: Rear Panel Connections for Various Devices. This diagram shows how to connect computers, TVs, projectors, set-top boxes, DVDs, and mobile devices to the amplifier's audio inputs.

6.3 Microphone Connections

If your model includes microphone inputs, connect your wired microphones to the 'MIC INPUT' jacks. For models with wireless microphones, ensure they are charged and paired according to their separate instructions.

6.4 Energia-konexioa

Konektatu elikadura kablea amplifier's power input and then to a suitable 220V AC power outlet.

Video: Demonstration of the amplifier's dynamic display and sound output with connected speakers.

7. Funtzionamendua

7.1 Piztu/Itzali

Press the 'POWER' button on the front panel to turn the ampbiziago edo aktibatuta.

7.2 Sarrera hautatzea

Use the 'INPUT SELECTOR' or 'MODE' button on the front panel or remote control to switch between different audio sources (e.g., AUX, Bluetooth, USB, SD, FM, Optical/Coaxial).

7.3 Bluetooth konexioa

Bluetooth bidez konektatzeko:

  1. Press the 'BT/USB' button on the front panel until the LED display shows 'BLUE' (Bluetooth mode).
  2. On your mobile device, search for Bluetooth devices and select the amplifier (e.g., 'BT').
  3. Behin parekatuta, audioa haririk gabe erreproduzitu dezakezu zure gailutik.
Bluetooth Transmisioa
Image: Illustration of 5.0 Bluetooth Transmission, showing a mobile phone connected wirelessly to the ampbiziagoa.

7.4 USB/SD txartelaren erreprodukzioa

Insert a USB drive or SD card into the respective slot on the front panel. The amplifier will automatically detect and play audio files. Use the playback controls (play/pause, previous/next track, loop) on the front panel or remote.

USB/SD Card Direct Playback
Image: USB/SD Card Direct Playback. This image highlights the USB and SD card slots, indicating direct playback without additional setup.

7.5 Karaoke funtzioa

Connect microphones to the MIC INPUTs. Adjust microphone volume, echo, delay, bass, and treble controls to achieve desired vocal effects. The amplifier supports dual microphone output for duets.

7.6 FM Irratia

Switch to FM mode using the input selector. Use the 'FM AUTO TUNE' button on the remote to scan and save available radio stations. You can then use the previous/next track buttons to navigate through saved stations.

FM Irrati Funtzioa
Image: FM Radio Function. This image confirms the amplifier's capability to receive FM radio broadcasts.

7.7 Audioaren doikuntza

Use the 'MUSIC VOL' knob to control the overall music volume. Adjust 'BASS' and 'TREBLE' knobs for music tone control. The 'BALANCE' knob adjusts the left/right channel output. For models with EQ, use the EQ controls for more precise frequency adjustments.

8. Mantentzea

8.1 Garbiketa

Garbitu amplifier's exterior with a soft, dry cloth. Do not use liquid cleaners or solvents, as they may damage the finish or internal components.

8.2 Aireztapena

Ziurtatu aireztapen egokia inguruan amplifier. Do not block the ventilation openings. Overheating can lead to malfunction and reduced lifespan.

8.3 Internal Components (for informational purposes only)

The amplifier features high-quality internal components designed for durability and performance.

AV-888BT Internal Components
Image: AV-888BT Internal Components. This diagram shows an upgraded large toroidal transformer, 8 Toshiba power tubes, pure aluminum heat sink, 4x 3300μF filter capacitors, voltage safety fuse, power-on protection relay, silent cooling fan, HD Bluetooth board, 2 circuit board fuses, and high-precision voltage regulator circuit design.
AV-555BT Internal Components
Image: AV-555BT Internal Components. This diagram shows a toroidal transformer, 4x 5198 Toshiba power tubes, silent cooling fan, voltage safety fuse, 4x 3300μF filter capacitors, built-in 5.0 Bluetooth, pure aluminum heat sink, and power-on protection relay.
KA-8900 Internal Components
Image: KA-8900 Internal Components. This diagram shows a toroidal transformer, 8 Toshiba power tubes, aluminum heat sink, filter capacitors, voltage fuse, power-on protection relay, cooling fan, and EQ tuning board.

9. Arazoak

Arazoren bat izanez gero, jo ezazu honako arazo eta irtenbide ohikoenei:

  • Potentziarik gabe: Ensure the power cable is securely connected and the power switch is in the 'ON' position. Check the power outlet.
  • Soinurik ez:
    • Egiaztatu sarrera-iturri zuzena hautatuta dagoela.
    • Check all audio cable connections between the source device and the amplifier, and between the ampargitzailea eta bozgorailuak.
    • Ensure speaker wires are correctly connected to the terminals with proper polarity.
    • Increase the master volume and individual input/microphone volumes.
  • Bluetooth konexio-arazoak:
    • Ziurtatu amplifier is in Bluetooth pairing mode ('BLUE' displayed).
    • Make sure your mobile device's Bluetooth is enabled and within range.
    • Forget the device on your phone and try pairing again.
  • USB/SD Card Not Playing:
    • Ensure the USB drive or SD card is inserted correctly.
    • Egiaztatu audioa dela files formatu onartuan daude.
    • Saiatu beste USB unitate edo SD txartel batekin.
  • Soinuaren kalitate eskasa/distortsioa:
    • Egiaztatu konexio solteak.
    • Adjust bass, treble, and balance controls.
    • Ensure the input signal is not too strong, causing clipping.

10. Erabiltzaileentzako aholkuak

  • For optimal karaoke performance, experiment with the 'ECHO' and 'DELAY' controls to find the perfect vocal effect for your voice.
  • When connecting multiple audio sources, remember to switch the input selector to the correct source to hear audio.
  • If using wireless microphones, ensure they are fully charged before use for uninterrupted performance.
  • Position your speakers strategically for the best surround sound experience, especially for 5.1 channel setups.

11. Maiz egiten diren galderak

Q: Can I connect my smartphone to this ampbiziagoa?
A: Yes, all models feature built-in Bluetooth for wireless connection to smartphones and other Bluetooth-enabled devices.
Q: What kind of speakers can I use with this ampbiziagoa?
A: The amplifier supports speakers with an impedance of 4-16 ohms. You can connect floor-standing speakers, bookshelf speakers, or karaoke speakers.
Q: Does it support digital audio input from a TV?
A: Some models, like the AV-998BT, include optical and coaxial digital audio inputs for direct connection to compatible TVs.
Q: How do I use the USB/SD card function?
A: Simply insert a USB drive or SD card containing audio files into the respective slot. The amplifier will automatically switch to USB/SD mode and begin playback.

12. Bermea eta Laguntza

Produktuari buruzko edozein kontsulta, laguntza tekniko edo berme erreklamazio egiteko, jarri harremanetan saltzailearekin edo fabrikatzailearekin zuzenean. Gorde erosketa-agiria erosketaren frogagiri gisa.

Please note that unauthorized repairs or modifications may void your warranty.

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