SupplySource PSS/200309/075
AC Adapter Charger for QFX PBX-8074 Rechargeable Bluetooth Party Speaker User Manual
Model: PSS/200309/075 | Brand: SupplySource
1. Product Overview
This manual provides essential information for the safe and effective use of your SupplySource AC Adapter Charger, specifically designed for the QFX PBX-8074 Rechargeable Bluetooth Party Speaker. This power supply unit ensures reliable and efficient charging for your device.

Figure 1: The SupplySource AC Adapter Charger with its integrated power cord, ready for use.
2. Safety Information
Your SupplySource charger is built with multiple safety features to protect both the adapter and your connected device. Adhering to these guidelines ensures safe operation.
- Incorrect Voltage Protection (IV): Prevents damage from improper voltage input.
- Short Circuit Protection (SC): Automatically shuts down in case of a short circuit.
- Internal Overheating Protection (IO): Safeguards against excessive internal temperatures.
- Over Charge Protection: Prevents battery overcharging in compatible devices.
- Over Current Protection: Protects against excessive current flow.
- Over Temperature Protection: Monitors and regulates operating temperature.

Figure 2: Visual representation of the built-in safety electronics, including protections against overcharge, over voltage, short-circuit, over current, and over temperature.
The charger is certified with CE and FCC standards, ensuring compliance with safety and quality regulations.
3. Setup and Connection
Follow these steps to properly set up and connect your AC adapter charger.
- Verify Compatibility: Ensure your device is the QFX PBX-8074 Rechargeable Bluetooth Party Speaker or another compatible device requiring a similar power input. Refer to your device's manual for power requirements.
- Inspect the Charger: Before connecting, visually inspect the charger and its cable for any signs of damage. Do not use if damaged.
- Connect to Device: Insert the output connector of the AC adapter firmly into the charging port of your QFX PBX-8074 speaker.
- Connect to Power Outlet: Plug the AC adapter's wall plug into a standard electrical outlet (100-240V AC, 50/60Hz).
- Charging Indication: Your speaker should indicate that it is charging, typically via an LED indicator. Refer to your speaker's manual for specific charging indicators.
4. Operating Instructions
Once connected, the charger will automatically begin supplying power to your device. No further user interaction is required for basic operation.
- The charger is designed for continuous use, but it is recommended to disconnect it from the power outlet when not in use for extended periods.
- Ensure the charger is placed in a well-ventilated area to prevent heat buildup.
- The 4-foot cable length provides flexibility for placement.

Figure 3: The power cord, highlighting its 1.2 meter (approximately 4 feet) length and features designed to ensure efficient and stable current delivery.
5. Maintenance and Care
Proper care will extend the life of your AC adapter charger.
- Cleaning: Disconnect the charger from both the power outlet and your device before cleaning. Use a soft, dry cloth to wipe the surface. Do not use liquid cleaners or abrasive materials.
- Storage: When not in use, store the charger in a cool, dry place, away from direct sunlight and extreme temperatures. Avoid tightly coiling the cable to prevent damage.
- Handling: Do not drop, disassemble, or attempt to repair the charger. This can void the warranty and pose safety risks.
6. Troubleshooting
If you encounter issues with your charger, refer to the following common problems and solutions.
| Problem | Possible Cause | Solution |
|---|---|---|
| Charger not supplying power. |
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| Device not charging or charging slowly. |
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| Charger feels excessively hot. |
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If the problem persists after trying these solutions, please contact SupplySource customer support.
7. Specifications
| Feature | Detail |
|---|---|
| Model Number | PSS/200309/075 |
| Brand | SupplySource |
| Input Voltage Range | 100-240V AC |
| Input Frequency | 50-60Hz |
| Cable Length | 4 FT (approximately 1.2 meters) |
| Color | Black |
| Item Weight | 3.2 ounces |
| Package Dimensions | 4.13 x 3.5 x 1.85 inches |
| Included Components | AC Power Cord (integrated with adapter) |
| Safety Certifications | CE, FCC |
| Country of Origin | China |
8. Warranty Information
SupplySource products are manufactured with high-quality materials and undergo rigorous testing. This AC adapter charger comes with a 24-month warranty from the date of purchase.
The warranty covers defects in materials and workmanship under normal use. It does not cover damage resulting from misuse, accident, modification, unauthorized repair, or external causes such as power surges.
Please retain your proof of purchase for warranty claims.
9. Customer Support
For any questions, concerns, or technical assistance regarding your SupplySource AC Adapter Charger, please contact our customer support team.
Contact Method: Please refer to the contact information provided on the product packaging or the retailer's website where you purchased the product. You can also reach out via the "Power Supply Source" seller page on Amazon for direct assistance.
We are committed to providing excellent service and support for our products.
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