1. Introduction
This manual provides detailed instructions for the setup, operation, and maintenance of your ONN Wireless Keyboard LK6500R. Designed for efficiency and comfort, this slim-line keyboard offers reliable wireless connectivity and a comfortable typing experience.
Key features include a 30-foot wireless range, a convenient leave-in Nano Receiver, and plug-and-play functionality, requiring no software installation. It is compatible with both PC and Mac systems.
2. Package Contents
Please verify that all items are present in your package:
- ONN Wireless Keyboard LK6500R
- USB Nano Receiver

Figure 1: The ONN Wireless Keyboard LK6500R product box, highlighting its slim design, wireless connectivity, and the included Nano Receiver.
3. Setup Guide
Follow these steps to set up your ONN Wireless Keyboard LK6500R:
- Insert Batteries: Locate the battery compartment on the underside of the keyboard. Insert the required batteries (typically AAA, not specified in product details, but standard for wireless keyboards) ensuring correct polarity.
- Connect Nano Receiver: Plug the USB Nano Receiver into an available USB port on your computer (PC or Mac). The receiver is designed to be small enough to be left in the port.
- Power On: If your keyboard has an ON/OFF switch, ensure it is in the 'ON' position.
- Automatic Connection: The keyboard should automatically connect to the Nano Receiver. No additional software or drivers are required for installation.
- Test Functionality: Open a text editor or web browser and begin typing to confirm the keyboard is working correctly.
4. Operating Instructions
The ONN Wireless Keyboard LK6500R is designed for intuitive use. Its soft keys provide a comfortable and responsive typing experience at average typing speeds.
- Wireless Range: The keyboard operates effectively within a range of up to 30 feet (approximately 9 meters) from the Nano Receiver. For optimal performance, ensure there are no major obstructions between the keyboard and the receiver.
- Fold-out Feet: The keyboard features fold-out feet on the underside, allowing you to adjust the typing angle for improved ergonomics and comfort.
- Standard Layout: The keyboard features a standard QWERTY layout with a numeric keypad, function keys (F1-F12), and media control keys (if present, typically accessed via Fn key combinations).
5. Care and Maintenance
To ensure the longevity and optimal performance of your ONN Wireless Keyboard LK6500R, follow these care guidelines:
- Cleaning: Use a soft, dry, lint-free cloth to clean the keyboard surface. For stubborn dirt or grime, slightly dampen the cloth with water or a mild, non-abrasive cleaning solution. Avoid spraying liquids directly onto the keyboard.
- Battery Replacement: When the keyboard's performance degrades or it stops responding, it may be time to replace the batteries. Refer to Section 3 for battery insertion instructions.
- Storage: When not in use for extended periods, store the keyboard in a cool, dry place. Consider removing the batteries if storing for several months to prevent leakage.
- Avoid Extremes: Do not expose the keyboard to extreme temperatures, direct sunlight, high humidity, or dusty environments.
6. Troubleshooting
If you encounter issues with your ONN Wireless Keyboard LK6500R, try the following solutions:
- Keyboard Not Responding:
- Ensure the Nano Receiver is securely plugged into a working USB port on your computer.
- Check the keyboard's batteries. Replace them if they are low or depleted.
- If the keyboard has an ON/OFF switch, ensure it is in the 'ON' position.
- Try plugging the Nano Receiver into a different USB port.
- Intermittent Connection or Lag:
- Move the keyboard closer to the Nano Receiver.
- Ensure there are no large metal objects or other electronic devices (like Wi-Fi routers, cordless phones) operating on the 2.4 GHz frequency that might cause interference.
- Try to use the Nano Receiver on a USB port that is not next to other USB devices that might cause interference.
- Keys Not Functioning Correctly:
- Clean around the affected keys to remove any debris that might be obstructing them.
- Restart your computer.
7. Specifications
| Feature | Detail |
|---|---|
| Model Name | LK6500R |
| Brand | ONN |
| Connectivity Technology | 2.4 GHz Wireless (USB Nano Receiver) |
| Special Feature | Wireless, Slim Design, Plug and Play |
| Color | Black |
| Compatible Devices | MAC, Personal Computer |
| Wireless Range | Up to 30 feet (approx. 9 meters) |
| Dimensions (W x D x H) | 15.75 in x 5.39 in x 0.90 in (40.0 cm x 13.7 cm x 2.3 cm) |
| Weight | 453.59 g (approx. 1 lb) |
8. Warranty and Support
This ONN Wireless Keyboard LK6500R is typically covered by a minimum 90-day warranty, ensuring it is tested and certified to look and work like new. The refurbishing process includes functionality testing, basic cleaning, inspection, and repackaging. The product ships with all relevant accessories and may arrive in a generic box.
For warranty claims, technical support, or further assistance, please refer to the contact information provided by your retailer or the ONN official website. Keep your purchase receipt as proof of purchase.







