Introduction
This instruction manual provides important information for the safe and efficient use of your PK Power AC/DC Adapter. This adapter is designed to provide power to compatible Huawei D100 and D100T Wireless Routers. Please read this manual thoroughly before use and retain it for future reference.
Important Safety Instructions
- Read all instructions: Before using the adapter, read all safety and operating instructions.
- Keep away from water: Do not expose the adapter to rain, moisture, or extreme humidity.
- Proper ventilation: Ensure the adapter is placed in a well-ventilated area. Do not cover it with cloth or other materials.
- Avoid extreme temperatures: Do not operate the adapter near heat sources or in direct sunlight.
- Correct voltage: Only connect the adapter to power outlets with the specified voltage (100-240V AC).
- Cable care: Protect the power cord from being walked on or pinched, particularly at plugs, convenience receptacles, and the point where they exit from the adapter.
- Disconnect when not in use: Unplug the adapter from the power outlet when not in use for extended periods.
- No user-serviceable parts: Do not attempt to open or repair the adapter. Refer all servicing to qualified service personnel.
Setup Instructions
Follow these steps to properly set up your PK Power AC/DC Adapter:
- Verify Compatibility: Ensure your device is a Huawei D100 or D100T Wireless Router, or another device requiring the exact specifications of this adapter.
- Connect to Device: Insert the DC output connector of the adapter firmly into the power input port of your Huawei D100 or D100T Wireless Router.
- Connect to Power Outlet: Plug the AC input prongs of the adapter into a standard wall power outlet (100-240V AC).
- Power On: Once connected, your device should receive power. Refer to your device's manual for specific power-on procedures.

Image: The PK Power AC/DC Adapter showing the AC input prongs and the attached DC output cable.
Operating Instructions
The PK Power AC/DC Adapter is designed for continuous operation when connected to a compatible device and power source. It functions as a power supply, converting AC wall power to the DC power required by your device.
- Continuous Power: The adapter provides a stable power supply to your device as long as it is plugged into a functional power outlet.
- Overload Protection: The adapter includes Over Voltage Protection (OVP), Over Current Protection (OCP), and Short Circuit Protection (SCP) to safeguard both the adapter and your connected device.
- Disconnection: To power off your device, either unplug the adapter from the wall outlet or disconnect the DC output connector from your device.

Image: The PK Power AC/DC Adapter displaying the DC output connector, ready to be plugged into a device.
Maintenance and Care
Proper maintenance ensures the longevity and safe operation of your adapter:
- Cleaning: Disconnect the adapter from all power sources and devices before cleaning. Use a soft, dry cloth to wipe the exterior. Do not use liquid cleaners or aerosols.
- Storage: When not in use, store the adapter in a cool, dry place, away from direct sunlight and extreme temperatures. Avoid tightly coiling the cable to prevent damage.
- Inspection: Periodically inspect the power cord and adapter casing for any signs of damage, such as cuts, fraying, or cracks. If damage is found, discontinue use and replace the adapter.
Troubleshooting
If you encounter issues with your PK Power AC/DC Adapter, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Device not receiving power. |
|
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| Adapter feels unusually hot. |
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Product Specifications
- Input: 100-240V AC, 50-60Hz
- Certifications: CE / FCC / RoHS certified
- Protection Features: Over Voltage Protection (OVP), Over Current Protection (OCP), Short Circuit Protection (SCP)
- Color: Black
- Connector Type: Auxiliary
- Compatible Models: Huawei D100, Huawei D100T Wireless Router
- ASIN: B06XBWSYR8
- UPC: 720089917623
Warranty and Support
PK-Power products are manufactured to high standards and undergo rigorous testing. This product is covered by a return policy that allows for refund or replacement within 30 days of purchase, as per the seller's terms.
For any questions, technical assistance, or warranty claims, please contact PK-Power customer service. Our friendly and reliable customer service team aims to respond within 24 hours.
You can find more information and contact details by visiting the official PKPOWER store on Amazon: PKPOWER Amazon Store