Sunbuck AV80

Contents

SUNBUCK AV80 400W 2.0 Home Theater Amplifier

User Instruction Manual

1. Introduction

The SUNBUCK AV80 is a versatile 2.0 channel home theater amplifier designed to enhance your audio experience. Featuring HiFi stereo sound, built-in Bluetooth 5.0, FM radio, USB/SD card playback, and dual microphone inputs for karaoke, this amplifier offers a comprehensive solution for your entertainment needs. Its compact design and remote control functionality ensure convenient operation.

2. Key Features

  • Multifunctional Karaoke reverb for enhanced vocal performance.
  • Built-in FM radio for listening to your favorite stations.
  • Convenient remote control for easy operation from a distance.
  • Integrated Bluetooth 5.0 for wireless audio streaming from compatible devices.
  • Dual microphone inputs for karaoke sessions.
  • Entry-level HiFi amplifier with a large LED display.
  • Microphone reverb adjustment for customized sound.
  • Supports USB and SD card playback for various audio sources.
  • Suitable for driving bookshelf speakers in a home HiFi setup.

3. Specifications

Parameter Value
Model Name AV80
Channels 2 (2.0 Stereo)
Maximum Power Per Channel 131-200W (Total 400W)
Power Input 110V or 220V (50Hz-60Hz, region-specific plug)
Speaker Impedance 4-16 ohm
Signal to Noise Ratio 89dBn
Input Impedance 47K
Frequency Response 20Hz-20KHz (+/-10dB)
Input Sensitivity 0.25mV-220mV
Color Black
Dimensions (L x W x H) 25 x 25 x 7 cm (9.8" x 9.8" x 2.8")

4. Package Contents

Upon opening the package, please ensure all the following items are present:

  • 1 x SUNBUCK AV80 Stereo Power Amplifier
  • 1 x Remote Control
  • 1 x User Manual

5. Setup Guide

Before connecting any components, ensure the amplifier is powered off and unplugged from the mains.

5.1 Front Panel Overview

Front panel of the SUNBUCK AV80 amplifier with controls labeled
Figure 5.1: Front Panel Controls (Power, Mode, Play/Pause, Next/Prev, Bass, Music, Treble, Vol, Mic, Echo, Mic1/Mic2, AUX, USB, SD)
Front view of the SUNBUCK AV80 amplifier highlighting features like Bluetooth, FM, remote control, dual microphone jack, USB, and SD card jack.
Figure 5.2: Front View with Feature Icons

5.2 Rear Panel Connections

Rear panel of the SUNBUCK AV80 amplifier showing audio input/output, speaker terminals, FM antenna, Bluetooth antenna, and power input.
Figure 5.3: Rear Panel Connections (Audio Input/Output, Speaker Terminals, Antennas, Power)
  1. Speaker Connection: Connect your passive speakers to the 'MAIN SPEAKERS 4-16Ω' terminals on the rear panel. Ensure correct polarity (red to + and black to -) for both Left and Right channels. The amplifier supports speakers with an impedance of 4-16 ohms.
  2. Audio Input: Connect your audio sources (e.g., CD player, DVD player, TV, or other line-level devices) to the 'AUDIO INPUT' RCA jacks (CD, DVD, LINE).
  3. FM Antenna: Connect the included FM antenna to the 'FM ANT' terminal for optimal radio reception.
  4. Bluetooth Antenna: Ensure the Bluetooth antenna is securely attached to the 'BT ANT' terminal for stable wireless connectivity.
  5. Power Connection: After all other connections are made, plug the power cord into the amplifier's power input and then into a suitable wall outlet (110V or 220V, depending on your model).

5.3 Initial Power On

Once all connections are secure, switch the 'POWER' button on the front panel to the 'ON' position. The LED display will illuminate.

Video 5.1: Product showcase demonstrating the amplifier's features and appearance.

6. Operating Instructions

6.1 Basic Operation

  • Power: Use the 'POWER' switch to turn the amplifier on or off.
  • Volume: Adjust the main 'VOLUME' knob to control the overall sound output.
  • Mode Selection: Press the 'MODE' button on the front panel or remote control to cycle through input sources: Bluetooth, FM, USB, SD, CD, DVD, LINE.
  • Tone Control: Use the 'BASS', 'MUSIC', and 'TREBLE' knobs to adjust the low, mid, and high frequencies of the audio.

6.2 Bluetooth Pairing

  1. Press the 'MODE' button until 'Bluetooth' is selected on the LED display.
  2. On your mobile device or computer, enable Bluetooth and search for available devices.
  3. Select 'SUNBUCK AV80' from the list of devices.
  4. Once paired, you can stream audio wirelessly to the amplifier.

6.3 FM Radio

  1. Ensure the FM antenna is connected.
  2. Press the 'MODE' button until 'FM' is selected.
  3. Use the 'PREV' and 'NEXT' buttons to scan for radio stations.

6.4 USB/SD Card Playback

  1. Insert a USB drive or SD card (containing audio files) into the respective slot on the front panel.
  2. The amplifier should automatically switch to USB or SD mode and begin playback. If not, press the 'MODE' button to select the correct source.
  3. Use the 'PLAY/PAUSE', 'PREV', and 'NEXT' buttons to control playback.

6.5 Karaoke Function

  1. Connect up to two microphones to the 'MIC1' and 'MIC2' inputs on the front panel.
  2. Adjust the 'MIC' volume knob to control microphone input level.
  3. Use the 'ECHO' knob to add reverb effect to the microphone sound.

6.6 Remote Control

The included remote control provides convenient access to most functions, including power, mode selection, volume, track control, and FM tuning.

7. Maintenance

  • Cleaning: Use a soft, dry cloth to clean the exterior of the amplifier. Do not use liquid cleaners or solvents.
  • Ventilation: Ensure the amplifier has adequate ventilation. Do not block the ventilation slots on the top or sides of the unit.
  • Storage: When not in use for extended periods, store the amplifier in a cool, dry place away from direct sunlight and extreme temperatures.

8. Troubleshooting

Problem Possible Cause / Solution
No power Check if the power cord is securely plugged in and the power switch is ON. Verify the wall outlet is functional.
No sound output Ensure speakers are correctly connected and polarity is correct. Check input source selection. Increase master volume. Verify audio source is playing.
Bluetooth not connecting Ensure amplifier is in Bluetooth mode. Make sure Bluetooth is enabled on your device and it's within range. Try unpairing and re-pairing.
Poor FM reception Adjust the position of the FM antenna. Try scanning for stations again.
USB/SD card not playing Ensure the USB drive or SD card is inserted correctly. Check if the audio files are in a supported format. Try a different USB/SD card.
Microphone not working Ensure microphones are securely plugged into MIC1/MIC2. Adjust the 'MIC' volume knob. Check microphone functionality.

9. User Tips

  • For optimal sound quality, use good quality speaker cables and ensure all connections are tight.
  • Experiment with the 'BASS', 'MUSIC', and 'TREBLE' controls to find the sound profile that best suits your listening preferences and room acoustics.
  • When using the karaoke function, adjust the 'ECHO' to a moderate level for a natural vocal effect.
  • Keep the remote control within line of sight of the amplifier for reliable operation.

10. Warranty and Support

For warranty information, technical support, or service inquiries, please refer to the contact details provided by your retailer or the manufacturer's official website. Keep your purchase receipt as proof of purchase.

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