1. Product Overview
This document provides instructions for the LAJQTAO 40-HPB350-PWD1G Power Panel Speaker Motherboard, designed as a replacement component for audio equipment, specifically compatible with the JBL Partybox 310. This power panel is responsible for managing power distribution and connectivity within the speaker system.
Figure 1: LAJQTAO 40-HPB350-PWD1G Power Panel Speaker Motherboard (Component and Solder Sides)
2. Safety Warnings
WARNING: Risk of electric shock. Do not open, disassemble, or repair this unit unless you are a qualified technician.
- WARNING: Keep away from heat, fire, and water.
- WARNING: Not suitable for children under 3 years. Choking hazard.
- CAUTION: For indoor use only.
- CAUTION: Unplug the main device from the power source when not in use or when cleaning.
3. Installation (Setup)
This power panel is an internal component. Installation requires technical expertise and should only be performed by a qualified service technician to avoid electric shock, damage to the product, or voiding any warranties of the main device.
- Preparation: Ensure the main device (JBL Partybox 310) is completely powered off and disconnected from all power sources.
- Access: Carefully open the main device's enclosure to access the existing power panel. Refer to the service manual of the JBL Partybox 310 for specific disassembly instructions.
- Removal: Disconnect all cables and connectors from the old power panel. Note their positions for reassembly. Carefully remove the old power panel.
- Installation: Position the new LAJQTAO 40-HPB350-PWD1G power panel in place. Secure it using the original fasteners.
- Connection: Reconnect all cables and connectors to the new power panel, ensuring correct orientation and secure connections.
- Reassembly: Carefully reassemble the main device's enclosure.
- Initial Test: Connect the main device to a suitable power socket and perform a functional test.
Figure 2: Component Side Detail
Figure 3: Solder Side Detail
4. Operating Principles
The LAJQTAO 40-HPB350-PWD1G power panel functions as the primary power management unit for the compatible audio equipment. Once correctly installed and connected, it facilitates the following:
- Power Input: Receives power from the external power adapter (100-240V~).
- Power Conversion/Regulation: Converts and regulates the input power to the necessary DC voltages (e.g., DC 5V) required by the various internal components of the speaker.
- Power Distribution: Distributes regulated power to the speaker's motherboard, amplifier, and other modules.
- Control Integration: Integrates with the main device's power button and control panel/APP to manage power states (on/off).
Video 1: Physical demonstration of the power panel, showing both sides and components.
5. Maintenance
Proper maintenance ensures the longevity and optimal performance of the power panel. Always ensure the main device is unplugged from the power source before performing any maintenance.
- Cleaning: Use a soft, dry cloth to wipe the surface of the power panel.
- Avoid Liquids: Do not use water, alcohol, or chemical cleaners, as these can damage the electronic components.
- Storage: If the power panel is not installed, store it in a dry and cool place, away from direct sunlight and extreme temperatures.
6. Troubleshooting
As an internal component, troubleshooting the power panel typically requires diagnostic tools and expertise. If the main device (JBL Partybox 310) exhibits power-related issues after replacing the power panel, consider the following:
- No Power: Double-check all cable connections to ensure they are secure and correctly seated. Verify the external power adapter is functioning correctly.
- Intermittent Power: Inspect for any loose connections or visible damage to the power panel or connected cables.
- Device Malfunction: If the device powers on but functions incorrectly, it may indicate an issue beyond the power panel, or an incorrect installation.
For complex issues, it is highly recommended to consult a professional electronics repair technician.
7. Specifications
| Feature | Detail |
|---|---|
| Product Name | Power Panel Speaker Motherboard |
| Model | 40-HPB350-PWD1G |
| Brand | LAJQTAO |
| Compatibility | JBL Partybox 310 |
| Voltage Input | 100-240V~ |
| Voltage Output | DC 5V |
| Power Output Options | 10W, 20W, 30W |
| Material | Plastic, Copper, Stainless Steel |
| Wireless Functionality | No |
| Battery Included | No |
| EU LVD Voltage | Below 50Vac or 75Vdc |
| Certification | CE |
| Origin | Mainland China |
Figure 4: Overall view of the power panel (both sides)
8. User Tips
- Verify Compatibility: Before purchasing, always confirm the model number (40-HPB350-PWD1G) matches your existing power panel or the requirements for your JBL Partybox 310 to ensure proper fit and function.
- Professional Installation: Due to the sensitive nature of electronic components and the risk of electric shock, professional installation is strongly recommended.
- Handle with Care: When handling the board, avoid touching components directly to prevent electrostatic discharge (ESD) damage.
9. Warranty & Support
For warranty information, technical support, or inquiries regarding this product, please contact the manufacturer directly:
- Manufacturer: Zhongshan Qingtao Electronic Products Co., Ltd
- Manufacturer Address: China Room 502, Building B1, Fuliyuan, No. 3 Peninsula Road, Shaxi Town, Zhongshan City, Guangdong Province
- Manufacturer E-mail: 371482226@qq.com
An official user manual in PDF format is available for reference: View User Manual (PDF)
For EU customers, the authorized representative is:
- Name: LEDMAN TEKNOLOJI LIMITED ŞİRKETİ
- Address: Yenibosna Merkez, 1.Asena Sk. No:15,34295 Bahcelievler/Istanbul
- E-mail: turservices@authrepglobal.com