1. Introduction
Thank you for choosing the ATUOTIN AK-170 Mini HiFi Stereo Audio Power Amplifier. This compact and powerful amplifier is designed to deliver high-fidelity audio for both home and car environments. Featuring a durable aluminum alloy body and intuitive controls with blue LED lighting, it provides clear, strong, and powerful sound. This manual will guide you through the setup, operation, and maintenance of your new amplifier.
2. Safety Information
- Ensure the power supply matches the specified input voltage (12V DC) to prevent damage.
- Do not expose the amplifier to water, moisture, or extreme temperatures.
- Avoid placing the amplifier in direct sunlight or near heat sources.
- Do not open the casing of the amplifier; there are no user-serviceable parts inside.
- Keep out of reach of children.
- Disconnect power before making any connections or cleaning.
3. Package Contents
Please check the package for the following items:
- 1 x AK-170 Power Amplifier
- 1 x User Manual
Image: Decorative banner indicating included items.
4. Product Overview
The AK-170 amplifier features a robust aluminum alloy construction and a user-friendly interface. Its compact design makes it suitable for various audio setups.
5. Setup Instructions
Follow these steps to set up your AK-170 amplifier:
- Connect Speakers: Connect your passive speakers to the left and right channel output terminals on the amplifier. Ensure correct polarity (+ to + and - to -).
- Connect Audio Input: Use an RCA cable to connect your audio source (e.g., CD player, smartphone, car stereo) to the RCA input jacks on the amplifier.
- Connect Power: Connect a 12V DC power adapter (not included) to the amplifier's power input jack. Ensure the power adapter meets the specified voltage and current requirements.
- Initial Power On: Before turning on the amplifier, ensure the volume knob is set to minimum.
6. Operating Instructions
Once set up, operate your amplifier as follows:
- Power On/Off: Press the 'Power' switch on the front panel to turn the amplifier on or off. The large volume knob will illuminate with a blue LED when powered on.
- Adjust Volume: Rotate the 'Volume' knob to increase or decrease the overall audio output level.
- Adjust Bass: Use the 'Bass' adjustment knob to control the low-frequency response of your audio. Turn clockwise for more bass, counter-clockwise for less.
- Adjust Treble: Use the 'Treble' adjustment knob to control the high-frequency response of your audio. Turn clockwise for more treble, counter-clockwise for less.
- Remote Control: If your model includes a remote control, use it to adjust volume and other available functions from a distance.
7. Maintenance
- Cleaning: Use a soft, dry cloth to clean the exterior of the amplifier. Do not use liquid cleaners or solvents.
- Storage: When not in use for extended periods, store the amplifier in a cool, dry place away from direct sunlight and dust.
- Ventilation: Ensure proper ventilation around the amplifier to prevent overheating. Do not block any ventilation openings.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No power / Blue LED off | Power adapter not connected or faulty; Power switch off. | Check power adapter connection and ensure it's working. Press the power switch to ON. |
| No sound output | Incorrect speaker connections; Audio input not connected; Volume too low; Faulty audio source. | Verify speaker connections and polarity. Ensure audio input cable is securely connected. Increase volume. Test with a different audio source. |
| Distorted sound | Volume too high; Poor audio input signal; Incorrect impedance matching. | Reduce volume. Check audio source for distortion. Ensure speakers are within the 4-16Ω impedance range. |
9. Specifications
| Feature | Detail |
|---|---|
| Model Name | Ak170 Audio Power Amplifier |
| Colour | Black |
| Material | Aluminum alloy |
| Input Voltage | 12V DC |
| Effective Power | 20W + 20W |
| Maximum Power | 200W + 200W |
| Channel | 2-CH (Stereo) |
| Load Impedance | 4-16Ω |
| Signal to Noise Ratio | >70 dB |
| Frequency Range | 20Hz-20kHz |
| Distortion Rate | 0.01% |
| Product Size | 125mm * 75mm * 40mm |
| Product Weight | 200g |
| Package Weight | 250g |
| Special Features | Power Amplifier, Blue LED lights |
| Origin | Mainland China |
| Certification | NONE |
10. User Tips
No specific user tips were provided in the available data. However, general advice for audio amplifiers includes:
- For optimal sound quality, use good quality audio cables and speaker wires.
- Ensure all connections are secure to prevent signal loss or interference.
- Start with low volume and gradually increase to a comfortable listening level.
11. Warranty and Support
For warranty information, technical support, or any inquiries regarding your ATUOTIN AK-170 amplifier, please refer to the official product page or contact the seller directly. A detailed user manual in PDF format may also be available for download from the seller's website: User manual (PDF).