1. Introduction
Thank you for choosing the ZQQMU High Brightness LED Light Board. This product is designed for DIY bulb projects and family lighting transformations, offering stable, efficient, and long-lasting illumination. These round LED modules are available in various wattages and diameters to suit diverse lighting needs. This manual provides essential information for safe installation, operation, and maintenance.
2. Safety Information and Precautions
WARNING: Always disconnect the power supply before installation or maintenance to prevent electric shock.
- This product must be used under direct adult supervision.
- Self-disassembly is prohibited. Unauthorized personnel are not allowed to attempt self-repair.
- Do not use this product in humid or high-temperature environments.
- Ensure the area around the device is well ventilated when in use.
- Avoid frequent switching of the power supply to extend the service life of the product.
3. Product Features
- High Brightness: Utilizes SMD2835 LED chips for superior illumination.
- Energy Efficient: Designed for high efficiency, contributing to energy savings.
- Stable Output: Provides consistent light output for reliable performance.
- Long Lifespan: Constructed with durable components for extended operational life and excellent heat dissipation.
- Versatile: Available in multiple wattages and diameters for various DIY lighting projects.
- Color Temperature Options: Choose from Warm White (3000K), Natural White (4000K), and White Light (6000K).
- Connection Options: Available with No Wires, Power Cable, or Plug Cord for flexible integration.
4. Specifications
| Attribute | Detail |
|---|---|
| Brand Name | ZQQMU |
| Model Number | SMD2835 |
| Shape | Round |
| Certification | CE |
| Origin | Mainland China |
| Wattage Options | 2W, 3W, 5W, 7W, 9W |
| Diameter Options | 20mm, 23mm, 32mm, 35mm, 44mm, 50mm, 65mm |
| Voltage (White Light) | 2-2.4V |
| Voltage (Natural White) | 3.0-3.6V |
| Voltage (Warm White) | 3.0-3.4V |
| Connection Types | No Wires, Power Cable (15cm), Plug Cord (15cm) |
| Package Dimensions (approx.) | 15cm (L) x 12cm (W) x 3cm (H) |
| Package Weight (approx.) | 0.05 kg |
Detailed Dimensions and Wattages:
- 2W-20MM: Diameter 20mm
- 3W-23MM: Diameter 23mm
- 3W-32MM: Diameter 32mm
- 5W-35MM-A/B: Diameter 35mm
- 5W-44MM: Diameter 44mm
- 7W-65MM: Diameter 65mm
- 9W-50MM: Diameter 50mm
- 9W-65MM: Diameter 65mm
5. Installation and Usage Instructions
These LED light boards are designed for integration into existing or new lighting fixtures. Proper installation requires a compatible LED driver (constant current) and adherence to electrical safety standards.
- Prepare the Workspace: Ensure your workspace is clean, dry, and well-lit. Gather all necessary tools (e.g., wire strippers, screwdriver, soldering iron if needed).
- Disconnect Power: ALWAYS ensure the main power supply to the circuit you are working on is disconnected before starting any installation.
- Select Components: Choose an LED driver that matches the voltage and current requirements of your selected LED light board(s). Ensure the output current of the driver does not exceed the lamp rating of the LED board.
- Connect Wires: Connect the LED light board to the LED driver. Observe polarity: typically, the red wire/positive (+) terminal on the LED board connects to the positive output of the LED driver, and the black wire/negative (-) terminal connects to the negative output.
- Secure Connections: Ensure all electrical connections are secure and properly insulated. If using boards with 'No Wires', you will need to solder your own wires or use appropriate connectors.
- Mount the LED Board: Secure the LED board within your fixture. Ensure adequate heat dissipation, as prolonged high temperatures can reduce LED lifespan.
- Connect to Power Supply: Once the LED board is securely installed and connected to the LED driver, connect the LED driver to the main power supply.
- Test Operation: Restore power and test the LED light board.
6. Maintenance
These LED light boards are designed for minimal maintenance. Keep them clean and free from dust. Do not use abrasive cleaners. Ensure proper ventilation to maintain optimal operating temperature.
7. Troubleshooting
This section addresses common issues that may arise when using the LED light boards in conjunction with an LED driver.
| Fault Phenomenon | Possible Causes | Solutions |
|---|---|---|
| LED light board does not light up (device cannot start) | Power is not connected, or LED driver is faulty. | Check whether the power cord to the LED driver is connected properly. Verify connections between LED board and driver. Test LED driver separately if possible. |
| Output current is unstable (flickering or dimming) | Improper adjustment or abnormal connection, or incompatible LED driver. | Relink or adjust connections. Ensure the LED driver is compatible with the LED board's wattage and voltage requirements. Check the load for any shorts or open circuits. |
8. User Tips
- Check Quantity: Note that these products are often sold in packs (e.g., 10 pieces). Verify the quantity received against your order.
- Light Color Selection: Consider the desired ambiance when choosing between Warm White (3000K), Natural White (4000K), and White Light (6000K). Natural white is often praised for its good quality.
- DIY Repair: These LED boards are excellent for repairing existing light fixtures, such as pendant lights, giving them new life.
- CRI/RA: For applications requiring high color accuracy, inquire about the Color Rendering Index (CRI/RA) of the specific LED module.
- Current Matching: Always ensure your LED driver's output current (e.g., 300mA) matches the requirements of your LED board to prevent damage and ensure optimal performance.
9. Related Product: ZQQMU LED Driver User Manual
For optimal performance and safety, these LED light boards require a compatible LED driver. A separate user manual for the ZQQMU LED Driver is available, which provides detailed information on its features, installation, and troubleshooting. It is highly recommended to consult this document when setting up your LED lighting system.
LED Driver Product Introduction:
The ZQQMU LED Driver is a constant current LED driver featuring stable output and intelligent protection, suitable for various types of LED lighting systems.
LED Driver Features:
- High efficiency (up to 90%) and energy saving.
- Stable constant current output for safe LED equipment operation.
- Super long life with excellent heat dissipation and durability.
- Wide voltage adaptation (global wide voltage input).
- Intelligent protection against overload or short-circuit.
You can view the full LED Driver User Manual (PDF) for more details: View LED Driver User Manual (PDF)
10. Warranty and Support
Warranty Period: Within one year from the date of purchase, defects caused by non-human factors can be replaced or refunded.
Customer Support: For any questions or assistance, please contact ZQQMU brand customer service through their hotline or by leaving a message online.
Maintenance Services: Professional maintenance support is available for ZQQMU products.