1. Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your FlyRobo XINYI Sini Audio XY-C100H TPA3116 2x100W Digital Power Amplifier Board. This amplifier board is designed to deliver high-quality audio performance with its TPA3116 chips, offering efficient and low-distortion sound reproduction. It supports multiple audio input options including AUX, USB Audio, and Bluetooth 5.0, making it suitable for various home and professional audio setups.
2. Safety Information
Please read and understand all safety instructions before operating this device. Failure to follow these instructions may result in electric shock, fire, or damage to the product.
- Power Supply: Use only a DC 5-26V power supply. Ensure the power supply polarity is correct. Incorrect voltage or polarity can damage the board.
- Ventilation: Ensure adequate ventilation around the amplifier board to prevent overheating. Do not cover the board during operation.
- Moisture: Keep the device away from water, moisture, and high humidity environments.
- Handling: Handle the circuit board with care to avoid damaging components. Avoid touching exposed circuits while powered on.
- Installation: Ensure all connections are secure before applying power. Incorrect wiring can lead to short circuits or damage.
- Children: Keep this product out of reach of children.
3. Product Overview
3.1 Features
- High-Quality Audio Performance with TPA3116 chips.
- Dual Channel Output: 2 x 100W.
- Digital Amplification Technology for high efficiency and low distortion.
- Wide Compatibility with multiple input options: AUX, USB Audio, and Bluetooth 5.0.
- Compact and Efficient Design.
- Easy Installation and versatile applications.
- Integrated volume control knob.
3.2 Package Contents
Please check the package for the following items:
- 1 x XY-C100H Digital Power Amplifier Board
- 1 x Volume Knob
- Standoffs and Screws (for mounting)
3.3 Component Identification
Familiarize yourself with the various components and connectors on the amplifier board:
Figure 1: XY-C100H Amplifier Board - Top View. This image displays the amplifier board with its various connection points and controls, including the DC power input, audio output terminals, USB audio port, AUX input, and the volume control knob.
- DC 5-26V Input: Power input terminal.
- Audio Output: Speaker connection terminals (Left and Right channels).
- USB AUDIO: USB input for audio from a computer or other USB audio source.
- AUX IN: 3.5mm auxiliary audio input jack.
- VOLUME: Rotary knob for adjusting audio output level. Also functions as a power switch (push to turn on/off) and input mode selector (short press to switch modes).
- Bluetooth Antenna: Integrated antenna for wireless Bluetooth connectivity.
Figure 2: XY-C100H Amplifier Board - Angled View. This image provides an angled perspective of the amplifier board, clearly showing the prominent volume knob on the right side and the labels for USB AUDIO and AUX IN ports.
4. Setup
Follow these steps to set up your amplifier board:
- Connect Speakers: Connect your passive speakers to the "Audio Output" terminals. Ensure correct polarity (+ to + and - to -) for each channel (Left and Right). The board supports 2 speakers.
- Connect Audio Source:
- Bluetooth: No physical connection needed initially. The board will automatically enter Bluetooth pairing mode upon power-on if no other input is selected.
- AUX Input: Connect your audio source (e.g., smartphone, MP3 player) to the "AUX IN" 3.5mm jack using an audio cable.
- USB Audio: Connect the board to a computer's USB port using a USB cable. The computer should recognize the board as an audio output device.
- Connect Power Supply: Connect a DC 5-26V power adapter to the "DC 5-26V Input" jack. Ensure the power supply is off or unplugged before connecting.
- Power On: Once all connections are secure, plug in the power adapter or turn on the power supply. The board will power on.
5. Operating Instructions
5.1 Power On/Off
- Power On: The board powers on automatically when a compatible power supply is connected.
- Power Off: Press and hold the volume knob for approximately 3 seconds to turn off the amplifier. Repeat to turn it back on.
5.2 Adjusting Volume
Rotate the volume knob clockwise to increase the volume and counter-clockwise to decrease it.
5.3 Selecting Input Mode
Short press the volume knob to cycle through the available input modes: Bluetooth, AUX, and USB Audio. An indicator light (if present) or an audible prompt may confirm the selected mode.
5.4 Bluetooth Pairing
- Ensure the amplifier board is powered on and in Bluetooth mode (short press the volume knob until Bluetooth mode is selected).
- On your audio device (e.g., smartphone, tablet), enable Bluetooth and search for available devices.
- Select "XY-C100H" (or similar name) from the list of found devices to pair.
- Once paired, an audible confirmation may be heard, and you can now play audio wirelessly through the amplifier.
6. Specifications
| Feature | Specification |
|---|---|
| Model | XY-C100H |
| Brand (Board) | XINYI Sini Audio |
| Amplifier Chip | TPA3116 |
| Output Power | 2 x 100W (Stereo) |
| Power Supply | DC 5-26V |
| Bluetooth Version | 5.0 |
| Audio Inputs | Bluetooth, AUX (3.5mm), USB Audio |
| Manufacturer (Product) | FlyRobo |
7. Troubleshooting
If you encounter issues with your amplifier board, refer to the following common problems and solutions:
- No Power:
- Ensure the DC power supply is connected correctly and providing 5-26V.
- Check if the power adapter is functional.
- Verify the volume knob is not pressed and held, which can turn off the device.
- No Sound:
- Check speaker connections for correct polarity and secure fit.
- Ensure the correct input mode (Bluetooth, AUX, USB) is selected by short pressing the volume knob.
- Increase the volume using the knob and on your audio source device.
- If using AUX, ensure the audio cable is fully inserted and functional.
- If using Bluetooth, ensure the device is properly paired and connected.
- If using USB Audio, ensure your computer recognizes the board as an audio output device and it is selected.
- Distorted Sound:
- Reduce the volume on both the amplifier and the audio source.
- Ensure the power supply is stable and within the specified voltage range (5-26V).
- Check speaker impedance compatibility.
- Bluetooth Not Connecting:
- Ensure the amplifier is in Bluetooth pairing mode.
- Turn off and on Bluetooth on your audio device.
- Move your audio device closer to the amplifier.
- Forget the device "XY-C100H" from your audio device's Bluetooth settings and try pairing again.
8. Maintenance
Proper care and maintenance will ensure the longevity of your amplifier board:
- Cleaning: Use a soft, dry cloth to clean the surface of the board. Do not use liquid cleaners or solvents.
- Environment: Store and operate the board in a dry, dust-free environment with good ventilation. Avoid extreme temperatures.
- Handling: Avoid dropping or subjecting the board to strong impacts.
- Disassembly: Do not attempt to disassemble or modify the board, as this will void any warranty and may cause damage.
9. Warranty and Support
For warranty information and technical support, please contact the seller or manufacturer directly. Keep your purchase receipt as proof of purchase.
Manufacturer Contact: FlyRobo (flyroboofficial@gmail.com)
Please refer to the specific terms and conditions provided at the time of purchase for details regarding warranty coverage and service procedures.