Introduction
The LGM AC Adapter N14939 is designed to provide reliable power for your compatible electronic devices. This adapter efficiently converts alternating current (AC) from a wall outlet into direct current (DC) required by your device, enabling operation or battery charging. LGM adapters are tested to ensure they meet the power needs of your device, offering a portable power solution for various environments.
Safety Information
- Read all instructions: Before using the adapter, carefully read and understand all instructions provided in this manual.
- Indoor use only: This adapter is intended for indoor use in dry locations. Do not expose it to rain, moisture, or extreme temperatures.
- Proper voltage: Ensure the input voltage of the adapter (100-240V AC) matches the voltage of your electrical outlet.
- Avoid damage: Do not use the adapter if the cord or plug is damaged. Avoid bending, twisting, or stretching the power cord excessively.
- Ventilation: Ensure adequate ventilation around the adapter during use. Do not cover it with cloths or place it in an enclosed space that could restrict airflow.
- Disconnect when not in use: Unplug the adapter from the power outlet when not in use for extended periods or during electrical storms.
- Keep away from children: This product is not a toy. Keep it out of reach of children.
What's in the Box
Verify that all components are present upon unpacking:
- LGM AC Adapter N14939
- Power Cable (integrated with adapter)
Setup
Follow these steps to set up your LGM AC Adapter:
- Identify your device's power port: Locate the power input port on your electronic device. Ensure it is compatible with a barrel connector.
- Connect the adapter to your device: Carefully insert the barrel connector of the LGM AC Adapter into your device's power input port. Ensure a snug fit.
- Plug into a power outlet: Insert the AC plug of the adapter into a standard 100-240V AC wall outlet.
- Verify power: Confirm that your device is receiving power or charging, indicated by its power indicator light or screen.

Image: The LGM AC Adapter connected to a power strip, ready for use with a device.
Operating Instructions
The LGM AC Adapter N14939 is designed for straightforward operation:
- Once properly connected to both the power outlet and your device, the adapter will automatically begin supplying power or charging the device's battery.
- The adapter features built-in dynamic IC, charger IC, and power fuse for rapid charging and overcharge protection, ensuring the safety of your device.
- This adapter is suitable for use as a primary power source, a replacement, or a travel backup due to its wide input voltage range.

Image: A single LGM AC Adapter with its power cord, indicating a length of 6.5 feet.
Maintenance
To ensure the longevity and optimal performance of your LGM AC Adapter, follow these maintenance guidelines:
- Cleaning: Always unplug the adapter from the power outlet and your device 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 extreme temperatures. Avoid tightly coiling the power cord to prevent damage.
- Cable care: Regularly inspect the power cord and connector for any signs of wear, cuts, or damage. If any damage is observed, discontinue use immediately.

Image: Two LGM AC Adapters, highlighting the product label with electrical specifications.
Troubleshooting
If you encounter issues with your LGM AC Adapter, refer to the following common troubleshooting steps:
- No power to device:
- Ensure the adapter is securely plugged into a working wall outlet. Test the outlet with another device.
- Verify that the barrel connector is fully inserted into your device's power port.
- Check the power cord for any visible damage. If damaged, discontinue use.
- Device not charging:
- Confirm that your device is compatible with the adapter's output specifications (5V 1A DC).
- Ensure your device's battery is not completely depleted or faulty.
- Try restarting your device.
- Adapter feels hot:
- It is normal for adapters to feel warm during operation. However, if it becomes excessively hot, unplug it immediately.
- Ensure the adapter has adequate ventilation and is not covered.
If the issue persists after following these steps, please contact LGM customer support or your retailer for further assistance.
Specifications
| Brand | LGM |
| Model | N14939 |
| Input Voltage | 100-240V AC, 50/60Hz, 0.3A |
| Output Voltage/Current | 5V DC, 1A |
| Wattage | 5W (based on 5V 1A output) |
| Connector Type | Barrel Connector |
| Special Features | Portable, Travel, Overcharge Protection |
| Included Components | Power Cable (integrated) |
Warranty and Support
For warranty information or technical support regarding your LGM AC Adapter N14939, please refer to the documentation provided at the time of purchase or contact your retailer. You may also visit the official LGM website for customer service contact details.





