1. Introduction
This manual provides essential instructions for the safe and effective use of your onerbl AC/AC Adapter. This adapter is specifically designed as a replacement power supply for HamiltonBuhl W980, W900, and W900-BLTM 900 Series Transmitters. Please read this manual thoroughly before use and retain it for future reference.
2. Safety Information
To prevent electric shock, fire, or damage to the adapter or connected device, always follow these safety precautions:
- Input Voltage: This adapter is designed for AC 110V input ONLY. Do not connect to other voltage sources.
- AC Output: This is an AC to AC adapter. Ensure your device requires an AC input, not DC.
- Proper Connection: Ensure the adapter is fully inserted into the wall outlet and the device's power port.
- Avoid Damage: Do not use the adapter if the cord is damaged or frayed. Do not expose the adapter to water or extreme temperatures.
- Ventilation: Ensure adequate ventilation around the adapter during use. Do not cover it.
- Unplug When Not in Use: Disconnect the adapter from the power outlet when not in use for extended periods.
- Children: Keep the adapter out of reach of children.

Image 2.1: The onerbl AC/AC Adapter features a smart chip for multiple protection mechanisms, including short-circuit, over-voltage, and over-current protection, enhancing electrical safety.
3. Product Overview
The onerbl AC/AC Adapter is a high-quality replacement power supply designed to provide reliable power to your compatible HamiltonBuhl 900 Series Transmitters. It features robust construction and built-in safety mechanisms.

Image 3.1: The onerbl AC/AC Adapter, showing its compact design, standard two-prong US plug, and barrel connector output cable.
Key Features:
- AC to AC Output: Provides AC power output, suitable for devices requiring AC input.
- Protection Features: Includes over-voltage and over-heat protection for enhanced safety.
- Durable Design: Constructed with quality materials for longevity.
- Compatibility: Specifically designed for HamiltonBuhl W980, W900, W900-BLTM 900 Series Transmitters.

Image 3.2: Illustration of the adapter's durable design, highlighting the copper wire core and protective PVC jacket for reliable power transmission.
4. Setup Instructions
- Verify Compatibility: Ensure your device is a HamiltonBuhl W980, W900, or W900-BLTM 900 Series Transmitter and requires an AC input.
- Inspect Adapter: Before connecting, visually inspect the adapter and its cable for any signs of damage. Do not use if damaged.
- Connect to Device: Insert the barrel connector end of the adapter cable firmly into the power input port of your HamiltonBuhl transmitter.
- Connect to Power Outlet: Plug the two-prong AC plug of the adapter into a standard AC 110V wall outlet.
- Power On Device: Once connected, you can power on your HamiltonBuhl transmitter.
5. Operating Instructions
The onerbl AC/AC Adapter operates automatically once connected to a power source and a compatible device. No user configuration is required.
- Ensure the adapter is securely plugged into both the wall outlet and the HamiltonBuhl transmitter.
- The adapter will supply continuous AC power to the connected device.
- If the device does not power on, refer to the Troubleshooting section.
6. Maintenance
The onerbl AC/AC Adapter requires minimal maintenance to ensure optimal performance and longevity.
- Cleaning: Disconnect the adapter from the power source 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 cable to prevent damage.
- Inspection: Periodically inspect the cable and connector for any signs of wear, cuts, or bends. Replace the adapter if any damage is observed.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not power on. |
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| Adapter feels excessively hot. |
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8. Specifications
| Brand | onerbl |
| Input Voltage | AC 110V ONLY (Note: AC to AC. with AC Output, NOT DC Output) |
| Output Voltage | 110 Volts (AC Output) |
| Connector Type | Barrel Connector |
| Main Power Connector Type | 2 Pin (US Standard) |
| Compatible Devices | HamiltonBuhl W980, W900, W900-BLTM 900 Series Transmitters |
| Special Feature | Travel (Compact Design) |
| Item Weight | 8 Ounces (approx. 227 grams) |
| Manufacturer | Shenzhen Waweis Technology Co., Ltd |
9. Warranty and Support
For warranty information or technical support regarding your onerbl AC/AC Adapter, please refer to the documentation provided with your purchase or contact the seller directly. Keep your purchase receipt as proof of purchase.





