1. Introduction
This manual provides essential instructions for the safe and effective use of your Onerbl AC-DC Adapter. This adapter is designed to provide power to compatible Lorex NVR Security Systems, including models N910A62, N846A62, N844A82, and N847A6-Z. Please read this manual thoroughly before use and retain it for future reference.
2. Safety Information
- Ensure the adapter's voltage and current ratings match your device's requirements.
- Do not expose the adapter to water, moisture, or extreme temperatures.
- Avoid dropping or subjecting the adapter to severe impacts.
- Do not attempt to open or repair the adapter. Refer servicing to qualified personnel.
- Unplug the adapter from the power outlet when not in use for extended periods.
- Keep the adapter away from children.
- Ensure proper ventilation around the adapter during operation to prevent overheating.
3. Package Contents
Verify that all items are present in your package:
- 1 x Onerbl AC-DC Power Adapter
- 2 x Power Cables (AC input cable and DC output cable)

4. Setup
- Connect the AC Input Cable: Plug the AC input cable (the one with the two-prong wall plug) into the adapter's AC input port.
- Connect the DC Output Cable: Plug the DC output cable (the one with the barrel connector) into the adapter's DC output port.
- Connect to Device: Insert the barrel connector of the DC output cable into the power input port of your Lorex NVR Security System.
- Connect to Power Outlet: Plug the AC input cable into a standard electrical wall outlet.
- Verify Connection: The adapter typically has an indicator light (often blue) that illuminates when power is supplied.

5. Operating
Once properly connected, the Onerbl AC-DC Adapter will supply power to your compatible Lorex NVR Security System. The blue indicator light on the adapter confirms that it is receiving power and is operational.
- The adapter automatically adjusts to input voltages between 100-240V AC, making it suitable for worldwide use.
- It provides a stable DC output to power your device.
6. Maintenance
- Cleaning: Disconnect the adapter from the power outlet and your device before cleaning. Use a soft, dry cloth to wipe the surface. Do not use liquid cleaners or sprays.
- Storage: When not in use, store the adapter in a cool, dry place, away from direct sunlight and moisture. Avoid tightly coiling the cables to prevent damage.
- Inspection: Periodically inspect the adapter and cables for any signs of damage, such as frayed wires or cracked casing. If damage is observed, discontinue use and replace the adapter.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Adapter indicator light is off. | No power from outlet, loose connection, or faulty adapter. |
|
| Device not powering on. | Adapter not supplying power, device issue, or incorrect adapter. |
|
| Adapter feels excessively hot. | Overload, poor ventilation, or internal fault. |
|
8. Specifications
Key technical specifications for the Onerbl AC-DC Adapter:
- Input: AC 100-240V, 50/60Hz (Worldwide Compatible)
- Output: 1.81A, 96W (Specific voltage not provided, but implied by 1.81A and 96W for Lorex NVRs)
- Over Voltage Protection: Included
- Over Heat Protection: Included
- Connector Type: AC Power Plug (for input), Barrel Connector (for output)
- Compatible Devices: Lorex N910A62, N846A62, N844A82, N847A6-Z Fusion Smart NVR Security Systems

9. Warranty and Support
Onerbl products are manufactured with quality materials and undergo testing to ensure performance. For specific warranty details, please refer to the product packaging or contact your retailer. For technical support or inquiries, please reach out to the manufacturer or seller through the platform where the product was purchased.
Manufacturer: Shenzhen Waweis Technology Co., Ltd
