1. Introduction
This manual provides essential information for the safe and effective use of your Fancy Buying 24V 2.5A AC/DC Adapter Charger. Please read these instructions carefully before use and retain them for future reference. This adapter is designed to provide reliable power to compatible electronic devices, particularly various Samsung soundbar models.
2. Product Overview
The Fancy Buying 24V 2.5A AC/DC Adapter Charger is a robust power supply unit designed for durability and stable performance. It features a tough, wear-resistant, and impact-resistant casing with a solid internal structure, ensuring longevity and resistance to daily wear and accidental drops.
Key Features:
- Output: 24V 2.7A 65W (compatible with 24V 1A, 24V 2A, 24V 2.5A devices)
- Input: 110-240V AC
- Connector Type: Barrel Connector (6.3mm*2.1mm)
- Material: Premium, flame-retardant plastic for enhanced safety.
- Protection: Built-in safeguards against over-voltage, under-voltage, short-circuit, over-temperature, over-charge, and over-current.

Figure 2.1: The 24V 2.5A AC/DC Adapter Charger with its detachable power cord and DC output cable.

Figure 2.2: Illustration highlighting the adapter's safety, stability, and durability features.
3. Specifications
| Specification | Value |
|---|---|
| Output Voltage | 24V |
| Output Current | 2.5A (Max 2.7A) |
| Output Power | 65W (Max) |
| Input Voltage Range | AC 100-240V |
| Input Frequency | 50-60Hz |
| DC Plug Size | 6.3mm x 2.1mm (Barrel Connector) |
| Cable Length | Approx. 7 feet (combined) |
| Item Weight | 11.7 ounces |
| Package Dimensions | 7.32 x 4.96 x 1.93 inches |

Figure 3.1: Detailed product parameters and connector dimensions.
4. Compatibility
This AC/DC adapter is designed for compatibility with a wide range of Samsung soundbar models. It is crucial to verify that your device requires a 24V power supply and has a 6.3mm x 2.1mm barrel connector. The adapter is compatible with devices drawing less than 2.5A.
Compatible Samsung Soundbar Series:
- H Series: HW-H355, HW-H370, HW-H450, HW-H500, HW-H550, HW-H551, HW-H570, HW-H7501V, HW-H7500, HW-H750, HW-H751
- J Series: HW-J355, HW-J370, HW-J450, HW-J550, HW-J551, HW-J8500, HW-J8501, HW-J8500R, HW-J8501R
Note: This list is not exhaustive. Always confirm the voltage, current, and connector size requirements of your specific device before connecting the adapter.

Figure 4.1: Visual guide for verifying the correct DC plug size (6.3mm x 2.1mm) for compatibility.

Figure 4.2: Guide to confirm the correct DC connector tip, which should have a pin inside.
5. Setup Instructions
Follow these steps to properly set up your AC/DC adapter:
- Connect the Power Cord: Insert the detachable AC power cord into the adapter's input port.
- Connect to Device: Plug the DC output connector (barrel plug) into the power input port of your compatible Samsung soundbar. Ensure a secure connection.
- Connect to Power Outlet: Plug the AC power cord into a standard wall outlet (100-240V).
- Verify Connection: The adapter typically has an indicator light that illuminates when power is supplied. Confirm this light is on.

Figure 5.1: Illustration of the adapter connected to a soundbar and a power source.
Video 5.1: A demonstration of connecting the 24V 2.5A power supply to a Samsung soundbar. This video shows the physical connection process and highlights the adapter's features.
6. Operating Instructions
Once properly connected, the adapter will supply power to your device. Ensure your device is turned on according to its own operating instructions. The adapter is designed for continuous use within its specified voltage and current limits.
Charging Safety and Protection:
The adapter incorporates multiple protection features to ensure safe operation:
- Over-Voltage Protection: Prevents damage from excessive voltage.
- Under-Voltage Protection: Safeguards against insufficient voltage.
- Short-Circuit Protection: Automatically shuts off power in case of a short circuit.
- Over-Temperature Protection: Prevents overheating of the adapter.
- Over-Charge Protection: Protects connected devices from overcharging.
- Over-Current Protection: Limits current flow to prevent damage.

Figure 6.1: Overview of the multi-protection design for safe charging.
7. Maintenance
To ensure the longevity and optimal performance of your adapter, follow these maintenance guidelines:
- 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 aerosols.
- Storage: Store the adapter in a cool, dry place away from direct sunlight and extreme temperatures. When storing, avoid tightly coiling the cables to prevent damage.
- Handling: Avoid dropping the adapter or subjecting it to strong impacts. Do not pull on the cable to disconnect it from the wall outlet or device; always grasp the plug.
- Cable Integrity: Regularly inspect the cables for any signs of wear, cuts, or fraying. Discontinue use if any damage is observed.

Figure 7.1: The power cable is designed to withstand pulling and bending, ensuring durability.

Figure 7.2: Illustration of the premium cable construction, featuring a pure copper core for good transmission performance.
8. Troubleshooting
If you encounter issues with your adapter, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Adapter not powering on/device not charging | Loose connection, faulty outlet, incompatible device, damaged cable/adapter. | Check all connections. Try a different wall outlet. Verify device compatibility (voltage, current, connector size). Inspect cables for damage. If damaged, replace the adapter. |
| Adapter overheating | Poor ventilation, excessive load, internal fault. | Ensure adequate airflow around the adapter. Verify the connected device's power requirements do not exceed the adapter's capacity. Discontinue use if overheating persists and contact support. |
| Intermittent power supply | Loose connections, damaged cable, power fluctuations. | Secure all connections. Inspect cables for damage. Use a surge protector if power fluctuations are suspected. |
9. Safety Information
Observe the following safety precautions to prevent injury or damage:
- Do not expose the adapter to water, rain, or excessive moisture.
- Do not disassemble or modify the adapter. This can lead to electric shock or fire.
- Keep the adapter away from heat sources, open flames, and flammable materials.
- Ensure the adapter is used with devices that match its voltage and current specifications. Using an incompatible device may cause damage.
- Do not operate the adapter if the cables or housing are damaged.
- Keep out of reach of children.

Figure 9.1: The adapter is equipped with multiple protection features to ensure user safety and device integrity.
10. Warranty and Support
For warranty information or technical support, please refer to the product packaging or contact Fancy Buying customer service through the retailer where the product was purchased. Keep your purchase receipt as proof of purchase.