1. Introduction
This manual provides instructions for the safe and effective use of your Onerbl 9V AC-DC Power Adapter. This adapter is designed to provide power to compatible York Fitness exercise equipment, including models C301 (53016, YKF60119B1), X301 (52011, YKF60119), X400 (52024, 52024-136), and Perform 220 (53064) exercise cycles and cross trainers. It converts standard AC wall power into the required DC power for your device.
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 damage to the adapter or your equipment.
- Do not expose the adapter to liquids, moisture, or extreme temperatures.
- Use this adapter only with devices that require a 9V DC power input and have a compatible connector.
- Keep the adapter out of reach of children.
- Unplug the adapter from the wall outlet when not in use or during electrical storms.
- Do not attempt to disassemble, modify, or repair the adapter. Refer all servicing to qualified personnel.
- Ensure proper ventilation around the adapter during use to prevent overheating.
- Avoid placing heavy objects on the power cord or subjecting it to sharp bends or kinks.
3. Setup Instructions
Follow these steps to connect your Onerbl 9V AC-DC Power Adapter to your exercise equipment:
- Identify Power Port: Locate the power input port on your York Fitness exercise equipment. Consult your equipment's manual if unsure.
- Connect to Equipment: Carefully insert the adapter's DC output connector into the power input port of your exercise equipment. Ensure a snug and secure fit.
- Connect to Wall Outlet: Plug the adapter's AC input prongs into a standard electrical wall outlet (100-240V AC, 50/60Hz).
- Verify Connection: Once both connections are made, the adapter is ready to supply power.

Figure 3.1: The Onerbl 9V AC-DC Power Adapter connected to a power strip and a device, illustrating a typical setup.
4. Operating Instructions
Once the Onerbl 9V AC-DC Power Adapter is correctly connected to both the wall outlet and your York Fitness exercise equipment, it will begin supplying power. The adapter is designed for continuous operation within its specified voltage and current limits.
- Ensure your exercise equipment's power switch (if present) is in the "ON" position to receive power.
- The adapter automatically converts the alternating current (AC) from your wall outlet to the direct current (DC) required by your device.
- No user interaction is required for the adapter to function once connected.
5. Maintenance
Proper care and maintenance will extend the life of your Onerbl 9V AC-DC Power Adapter.
- Cleaning: Use a soft, dry cloth to clean the adapter. 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.
- Inspection: Periodically inspect the adapter and its cable for any signs of damage, such as cuts, frayed wires, or bent prongs. If damage is found, discontinue use immediately.
- Ventilation: Ensure the adapter is not covered or placed in an enclosed space during operation to allow for adequate airflow and prevent overheating.
6. Troubleshooting
If you encounter issues with your Onerbl 9V AC-DC Power Adapter, refer to the following troubleshooting guide:
- No Power to Device:
- Ensure the adapter is securely plugged into both the wall outlet and your exercise equipment.
- Verify the wall outlet is functional by testing it with another known working device.
- Check if your exercise equipment's power switch is in the "ON" position.
- Confirm that the adapter's output voltage (9V DC) and connector type match your equipment's requirements.
- Adapter Overheating:
- Immediately unplug the adapter from the wall outlet and the device.
- Ensure there is adequate ventilation around the adapter and it is not covered.
- If overheating persists after ensuring proper ventilation, discontinue use and contact support.
- Loose Connection:
- Ensure all connections are firm and fully inserted.
- Avoid pulling on the cord to disconnect the adapter, as this can damage the cable or connectors.
7. Specifications

Figure 7.1: Front and side view of the Onerbl 9V AC-DC Power Adapter, displaying its input and output specifications.

Figure 7.2: Detailed diagram illustrating the physical dimensions of the adapter body and the total cable length.
| Feature | Detail |
|---|---|
| Input Voltage | 100-240V AC, 50/60Hz |
| Output Voltage | 9V DC |
| Protection Features | Over Voltage Protection, Over Heat Protection |
| Cable Length | Approximately 76 inches (193 cm) |
| Adapter Body Dimensions (L x W x H) | Approximately 2.6 x 1.6 x 1.2 inches (6.6 x 4.1 x 3.0 cm) |
| Compatible York Fitness Models | C301 (53016, YKF60119B1), X301 (52011, YKF60119), X400 (52024, 52024-136), Perform 220 (53064) Exercise Cycle Cross Trainer |
| Manufacturer | Shenzhen Waweis Technology Co., Ltd |
8. Warranty and Support
This Onerbl 9V AC-DC Power Adapter is covered by a standard manufacturer's warranty. For specific warranty details, duration, or to obtain technical support, please refer to the documentation provided with your purchase or contact the retailer from whom you purchased the product. Keep your proof of purchase for warranty claims.