1. Introduction
This manual provides essential instructions for the safe and effective use of your XMHEIRD AC/DC Adapter. This adapter is specifically designed to provide power to Night Owl DVR-XHD50B-82-JF and DVRXHD50B-41 Digital Video Recorders. Please read this manual thoroughly before use and retain it for future reference.
2. Safety Information
Your XMHEIRD AC/DC Adapter is engineered with multiple safety features to ensure reliable operation and protection for your devices. It has passed FCC testing and is constructed with V-0 grade flame retardant materials.
- Over-Voltage Protection (OVP): Prevents damage from excessive voltage.
- Over-Current Protection (OCP): Safeguards against damage from excessive current.
- Short Circuit Protection (SCP): Protects against short-circuit conditions.
- Over-Temperature Protection: Monitors and regulates internal temperature to prevent overheating.

Image: The adapter features built-in safety electronics for comprehensive protection.
Always ensure the adapter is used in a well-ventilated area and avoid covering it during operation. Do not expose the adapter to water or extreme temperatures.
3. Product Overview
The XMHEIRD AC/DC Adapter is designed for durability and efficient power delivery. It features a standard American plug for compatibility with most wall outlets.

Image: Detailed view of the adapter's components, including the American plug, thick copper core wiring, and flexible cord.
Key features include:
- American Plug: Compatible with standard US power outlets.
- Thick Copper Core: Ensures stable and efficient power transmission.
- Flexible Power Cord: Designed for durability and ease of positioning.
4. Setup
Follow these steps to properly set up your AC/DC adapter:
- Ensure your Night Owl DVR-XHD50B-82-JF or DVRXHD50B-41 Digital Video Recorder is powered off.
- Locate the power input port on your DVR.
- Connect the output connector of the XMHEIRD AC/DC Adapter securely into the DVR's power input port.
- Plug the AC adapter into a standard AC100V-240V, 50/60Hz wall outlet.

Image: The adapter securely plugged into a wall socket, providing stable voltage.
Once connected, you can power on your DVR. The adapter is designed to provide stable and consistent power.
5. Operating Instructions
The XMHEIRD AC/DC Adapter operates automatically once connected to a power source and your compatible Night Owl DVR. No user intervention is required for its basic function.
- Ensure the adapter is always connected to a functional power outlet.
- Verify that the connection to your DVR is firm to prevent power interruptions.
- The adapter is designed for continuous operation within its specified input and output parameters.
6. Maintenance
To ensure the longevity and optimal performance of your AC/DC adapter, follow these simple maintenance guidelines:
- Cleaning: Disconnect the adapter from the power outlet and your device before cleaning. Use a soft, dry cloth to wipe the exterior. Do not use liquid cleaners or solvents.
- Storage: When not in use, store the adapter in a cool, dry place away from direct sunlight and moisture. Avoid tightly coiling the power cord to prevent damage.
- Inspection: Periodically inspect the power cord and adapter casing for any signs of damage, such as cuts, fraying, or cracks. If damage is observed, discontinue use immediately and replace the adapter.
7. Troubleshooting
If you encounter issues with your XMHEIRD AC/DC Adapter, refer to the following common troubleshooting steps:
- No Power to DVR:
- Ensure the adapter is firmly plugged into a working wall outlet. Test the outlet with another device.
- Verify that the adapter's output connector is securely plugged into the DVR's power input.
- Check the power cord for any visible damage.
- Intermittent Power:
- Ensure all connections are tight and not loose.
- Avoid placing the adapter in areas where the cord might be bent or strained.
- Adapter Feels Hot:
- A slight warmth is normal during operation. However, if the adapter is excessively hot to the touch, disconnect it immediately.
- Ensure the adapter is in a well-ventilated area and not covered.
If these steps do not resolve the issue, please contact customer support.
8. Specifications
| Feature | Specification |
|---|---|
| Input Voltage | AC100V-240V, 50/60Hz |
| Compatible Devices | Night Owl DVR-XHD50B-82-JF, DVRXHD50B-41 Digital Video Recorders |
| Item Model Number | XSD-4000450HUSD20240828-1806 |
| Product Dimensions | 4 x 2 x 0.5 inches |
| Item Weight | 3 ounces |
| Color | Black |
| Safety Certifications | FCC |

Image: Physical dimensions of the XMHEIRD AC/DC Adapter.
9. Warranty and Support
XMHEIRD stands behind the quality of its products. This AC/DC adapter comes with the following:
- 30 Days Hassle-Free Return: For your peace of mind.
- 12 Months Replacement Exchange: In case of product defects or malfunctions.
For technical support, warranty claims, or any inquiries, please refer to the XMHEIRD store or contact customer service through your purchase platform.