1. Introduction
This manual provides essential information for the safe and effective use of your HKY 24V AC Charger. Please read these instructions carefully before use and retain them for future reference. This charger is designed to provide reliable power to compatible Samsung Soundbar models.
2. Product Overview and Features
The HKY 24V AC Charger is engineered for durability and safety, featuring a robust design and advanced components to ensure stable power delivery to your Samsung Soundbar.
- Quality Microchip: Ensures efficient and stable power conversion.
- Pure Copper Power Cord: Provides excellent conductivity and a longer service life.
- Stable Output: Delivers consistent 24V power to protect your device.
- VO-Grade Fire-Retardant Casing: Enhances safety by preventing fire hazards.
- Compact and Portable Design: Ideal for home, office, and travel use.
- Built-in Safety Protections: Includes overcurrent, overcharge, overvoltage, overdischarge, short-circuit, leakage, cryogenic, high-temperature, surge, and magnetic protection.
- Flexible Insulation: Designed to withstand repeated bending without performance degradation.


3. Compatibility
This HKY 24V AC Charger is compatible with a wide range of Samsung Soundbar models. Please verify your soundbar's model number and power requirements before connecting.
Compatible Samsung Soundbar Models:
- HW-J355, HW-J370, HW-J450, HW-J550, HW-J551
- HW-JM37, HW-JM47, HW-J8500
- HW-K551, HW-K550, HW-K450
- HW-H550, HW-H7500, HW-H7501
- HW-M550, HW-FM35, HW-FM55, HW-KM45C
- HW-F335, HW-F350, HW-F355, HW-F550, HW-F551
- HW-J7500, HW-J7501
- HW-KM45, HW-KM45/Z, HW-KM45/ZA, HWKM45
- HW-KM47, HW-KM47C, HW-KM47/ZA, HW-KM47C/ZA
- HW-KM57C, HW-KM57, HW-KM57C/ZA
- HW-KM55, HW-KM55/ZA, HWKM55
- HW-KM55C, HW-KM55C/ZA, HWKM55C
- HW-M450, HW-M450/ZA
- HW-M460, HW-M460/XE, HW-M460/XA, HW-M460/ZA
- HW-M560, HW-M560/XE, HW-M560/XA, HW-M560/ZA
- HW-MM45, HW-MM45C, HW-MM45/ZA, HW-MM45C/ZA
- HW-N400 Series (e.g., HW-N400/ZA, HW-N400/ZC)
- HW-T550 Series (e.g., HW-T550/ZA, HW-T550/ZC)
- HW-T650 Series (e.g., HW-T650/ZA, HW-T650/XA)
- HW-T60C, HW-T60C/ZA
- HW-T60M, HW-T60M/ZA
- HW-T50M, HW-T50M/ZA
This charger replaces Samsung part numbers A6324_DSM, AH81-09747A, and AH81-15450A.

4. Setup and Installation
- Verify Compatibility: Before connecting, ensure your Samsung Soundbar model is listed as compatible and that its power requirements (Voltage, Amperage, Wattage) match the charger's specifications. Refer to the label on your soundbar or its original manual.
- Connect to Soundbar: Insert the DC output plug of the HKY charger firmly into the power input port of your Samsung Soundbar.
- Connect to Power Outlet: Plug the AC input cord of the HKY charger into a standard wall power outlet (100-240V AC, 50/60Hz).
- Power On: Once connected, your soundbar should receive power. Turn on your soundbar as per its own operating instructions.

5. Operation
The HKY 24V AC Charger operates automatically once connected to a power source and a compatible device. It provides continuous and stable power. No user intervention is required for its basic operation.
6. Maintenance
- Keep the charger clean and dry. Avoid exposure to moisture or extreme temperatures.
- Do not attempt to open or repair the charger. Refer to qualified service personnel if needed.
- Store the charger in a cool, dry place when not in use.
- Avoid bending the cable sharply or placing heavy objects on it to prevent damage.
7. Troubleshooting
No Power to Soundbar:
- Check Connections: Ensure both the AC plug and the DC output plug are securely connected.
- Verify Power Outlet: Test the wall outlet with another device to confirm it is functioning.
- Confirm Compatibility: Double-check that your soundbar model and its power requirements are compatible with this charger.
- Inspect Cable: Look for any visible damage to the charger cable or adapter unit. If damaged, discontinue use and replace.
If the issue persists after performing these checks, please contact HKY customer support.
8. Specifications
| Feature | Specification |
|---|---|
| Model Number | 8541760127 |
| Input Voltage | 100-240V AC, 50/60Hz |
| Output Voltage | 24 Volts |
| Output Amperage | 2.73 Amps |
| Wattage | 120 Watts |
| Product Dimensions | 3.1 x 2 x 3.1 inches |
| Item Weight | 10.1 ounces |
| Included Components | Power cord |
| Certifications | UL Listed (E482580), CE, FCC, RoHS, etc. |
9. Safety Information
- Use only with compatible devices as specified in this manual.
- Do not expose the charger to water, rain, or excessive humidity.
- Avoid dropping or subjecting the charger to strong impacts.
- Do not use the charger if the cable or adapter housing is damaged.
- Ensure proper ventilation around the charger during use to prevent overheating.
- Keep out of reach of children.

10. Warranty and Support
HKY provides comprehensive support for its products:
- Warranty: 3-year warranty from the date of purchase.
- Money-Back Guarantee: 90-day money-back guarantee.
- Customer Support: 24/7 email support is available for any inquiries or assistance.
For support, please refer to the contact information provided with your purchase or visit the official HKY website.