1. Introduction
This manual provides instructions for the safe and effective use of your HQRP AC Adapter/Charger. This adapter is designed to provide power and charge the battery for compatible JVC camcorder models, specifically the GZ-MG331 and GR-D347U series.

Image 1.1: HQRP AC Adapter with attached power cables.
2. Safety Information
Please read and understand all safety instructions before using this product. Failure to follow these instructions may result in electric shock, fire, or other hazards.
- Automatic Overload Cut-off: The adapter is designed to automatically cut off power in case of an overload to prevent damage.
- Automatic Thermal Cut-off: Features a thermal cut-off mechanism to prevent overheating.
- Short Circuit Protection: Protects against damage from short circuits.
- Over Voltage Protection: Safeguards connected devices from excessive voltage.
- Low Interference & Noise: Engineered for stable power delivery with minimal electrical interference.
- Do not expose the adapter to water or excessive moisture.
- Do not disassemble or attempt to repair the adapter.
- Ensure the adapter is used within its specified input and output voltage ranges.

Image 2.1: Overview of the adapter's built-in safety and protection features.
3. Package Contents
Verify that all items are present in your package:
- HQRP AC Adapter
- USA Power Cord
- Euro Plug Adapter

Image 3.1: The HQRP AC Adapter, USA power cord, and Euro plug adapter.
4. Setup Instructions
Follow these steps to connect your HQRP AC Adapter to your camcorder and a power source:
- Connect Power Cord to Adapter: Insert the USA power cord or the Euro plug adapter (if applicable) into the AC input port on the HQRP AC Adapter.
- Connect Adapter to Camcorder: Plug the DC output connector of the HQRP AC Adapter into the power input jack on your JVC GZ-MG331 or GR-D347U camcorder. Ensure a secure connection.
- Connect to Wall Outlet: Plug the other end of the power cord into a standard electrical wall outlet (110V-240V AC).
- Verify Power: Once connected, your camcorder should indicate that it is receiving power or charging.

Image 4.1: The HQRP AC Adapter connected to a wall outlet and a camcorder.
5. Operating Instructions
The HQRP AC Adapter provides continuous power to your compatible JVC camcorder and charges its battery when connected to a power source.
- Powering the Camcorder: With the adapter connected, your camcorder can operate directly from AC power, conserving battery life.
- Charging the Battery: When the camcorder is off or in standby mode, the adapter will charge the installed battery. Refer to your camcorder's manual for specific charging indicators.
- Disconnecting: Always disconnect the adapter from the wall outlet first, then from the camcorder, when finished.
6. Maintenance
Proper care ensures the longevity and optimal performance of your AC adapter:
- Cleaning: Use a soft, dry cloth to clean the adapter. Do not use liquid cleaners or aerosols.
- Storage: Store the adapter in a cool, dry place away from direct sunlight and extreme temperatures.
- Cable Care: Avoid bending or crimping the cables excessively. Do not place heavy objects on the cables.
- Inspection: Periodically inspect the adapter and cables for any signs of damage, such as frayed wires or cracked casing. Discontinue use if damage is found.
7. Troubleshooting
If you encounter issues with your HQRP AC Adapter, refer to the following table:
| Problem | Possible Cause | Solution |
|---|---|---|
| Camcorder not receiving power/charging. | Loose connection. No power from outlet. Damaged adapter/cable. | Ensure all connections are secure. Test the wall outlet with another device. Inspect adapter and cables for damage. |
| Adapter feels excessively hot. | Overload or poor ventilation. | Disconnect immediately. Ensure adapter is in a well-ventilated area. Do not cover. If problem persists, discontinue use. |
| Camcorder not recognizing adapter. | Incorrect adapter for camcorder model. | Verify camcorder model compatibility (JVC GZ-MG331, GR-D347U). |
8. Specifications
- Input: 110V-240V AC
- Output: DC 11V 1A
- Connector Type: Barrel connector
- Compatible Devices: JVC GZ-MG331, JVC GR-D347U / GRD347U Camcorders
- Manufacturer: HQRP
- Item Model Number: 884667409060994
9. Warranty and Support
Warranty: This HQRP AC Adapter comes with a 200-day warranty from the date of purchase. This warranty covers manufacturing defects under normal use. Please retain your proof of purchase for warranty claims.
Customer Support: For technical assistance, warranty claims, or product inquiries, please contact HQRP customer support through the retailer where the product was purchased. Provide your product model number and a detailed description of the issue for efficient service.





