SupplySource AC Adapter User Manual
Model: AH1812-B E227163
1. Important Safety Instructions
Please read and understand all safety instructions before using this product. Failure to follow these instructions may result in electric shock, fire, or other hazards.
- Compatibility: Ensure the DC output voltage and tip size of this AC adapter are compatible with your device before connecting. Incorrect voltage or tip size can damage your equipment.
- Ventilation: When using the adapter for extended periods, ensure adequate ventilation. Do not cover the adapter or place it on soft surfaces like carpets or bedding, which can block ventilation openings. Avoid placing it on skin products.
- Environmental Conditions: Keep the adapter away from excessive heat, humidity, and direct sunlight. Do not use in wet environments.
- Physical Damage: Do not use the adapter if the cord or plug is damaged. Do not attempt to open or repair the adapter yourself. Refer all servicing to qualified personnel.
- Safety Features: This SupplySource adapter is manufactured with built-in safety electronics to protect against overcharge, over voltage, short-circuit, over current, and over temperature. These features are designed to safeguard both the adapter and your connected device.

Figure 1: Visual representation of the AC adapter highlighting its integrated safety electronics, including protection against overcharge, over voltage, short-circuit, over current, and over temperature.
2. Product Overview
The SupplySource AC Adapter (Model: AH1812-B E227163) is a replacement power supply unit designed for various electronic devices, including those from D-Link, Jentec Technology, and I.T.E. It provides stable and reliable power to ensure optimal performance of your equipment.

Figure 2: The SupplySource AC Adapter, featuring a compact design, standard US plug, and a neatly coiled power cord.

Figure 3: Side profile of the AC adapter, illustrating its compact size and the approximate 4-foot length of the power cable.
3. Setup Instructions
- Verify Compatibility: Before connecting, carefully check your device's power requirements (voltage, amperage) and the physical dimensions of its power input port. Compare these with the specifications of this SupplySource AC adapter to ensure a perfect match. Pay close attention to the DC output voltage and the tip size of the barrel connector.
- Connect to Device: Insert the barrel connector of the AC adapter firmly into the power input port of your electronic device.
- Connect to Power Outlet: Plug the AC adapter into a standard wall power outlet (100-240V AC, 50-60Hz).
- Power On: Once connected, your device should receive power. If your device has a power switch, turn it on.
4. Operating Guidelines
- Ensure the adapter is always used within its specified input voltage range (100-240V).
- Avoid bending or crimping the power cord excessively, as this can damage internal wires.
- Do not overload the adapter by connecting it to devices that exceed its output specifications.
- Unplug the adapter from the wall outlet when not in use for extended periods or during electrical storms.
5. Maintenance and Care
- Cleaning: Disconnect the adapter from both the power outlet and your device before cleaning. Use a soft, dry cloth to wipe the exterior. Do not use liquid cleaners or aerosols.
- Storage: When storing, coil the power cord loosely. Avoid tight coiling or wrapping the cord around the adapter body, which can stress the cable. Store in a cool, dry place away from direct sunlight.
- Inspection: Periodically inspect the adapter and cord for any signs of damage, such as cuts, fraying, or discoloration. If damage is found, discontinue use immediately.
6. Troubleshooting
- Device Not Powering On:
- Ensure the adapter is securely plugged into both the wall outlet and your device.
- Verify that the wall outlet is functional by testing it with another device.
- Confirm that the adapter's specifications (voltage, amperage, tip size) match your device's requirements.
- Check the adapter cord for any visible damage.
- Intermittent Power:
- Check for loose connections at both the wall outlet and the device.
- Ensure the adapter is not overheating. If it is, unplug it and allow it to cool in a well-ventilated area.
- Adapter is Hot to Touch:
- A slight warmth is normal during operation. However, if the adapter is excessively hot, unplug it immediately. This could indicate an overload or internal issue. Ensure proper ventilation.
If troubleshooting steps do not resolve the issue, discontinue use and contact customer support.
7. Specifications
| Feature | Specification |
|---|
| Brand | SupplySource |
| Model | AH1812-B E227163 |
| Input Voltage Range | 100-240V AC |
| Input Frequency | 50-60Hz |
| Connector Type | Barrel Connector |
| Main Power Connector Type | 2 Pin (US Standard) |
| Color | Black |
| Material | Metal, Plastic |
| Item Weight | 3 ounces |
| Certifications | CE, FCC |
8. Warranty and Support
This SupplySource AC Adapter comes with a 24-month warranty from the date of purchase, covering manufacturing defects. Please retain your proof of purchase for warranty claims.
For any questions, concerns, or technical assistance, please contact SupplySource customer support. We are committed to providing assistance and ensuring your satisfaction.
Please refer to the product packaging or the seller's information for specific contact details.