1. Introduction
Thank you for choosing the NETUM L6 Wireless Barcode Scanner. This device is designed for efficient and accurate 1D barcode scanning, offering wireless convenience and robust performance. This manual provides essential information for setting up, operating, and maintaining your scanner to ensure optimal functionality.
2. Package Contents
Please verify that all items listed below are included in your package:
- 1 x NETUM L6 Wireless Barcode Scanner
- 1 x USB Receiver (Wireless Adapter)
- 1 x USB Charging Cable
- 1 x User Manual

Image 2.1: Contents of the NETUM L6 Wireless Barcode Scanner package.
3. Key Features
- High-Speed Decoding: Decodes 200 times per second with superior error correction.
- Wireless Connectivity: 2.4GHz wireless connection with a transmission range of 100-300 meters.
- Long Battery Life: Built-in 1600mAh lithium-ion battery provides 6-8 hours of continuous operation after a 3-hour charge.
- Plug and Play: Mini USB receiver allows for immediate use without driver installation.
- Durable Design: Comfortable button with a service life of up to 5 million presses, resistant to 1.5-meter free fall.
- Versatile Scanning: Supports 1D barcodes including Codebar, UPC-A/E/E1, ISBN/ISSN, EAN-13/8, Code 39, Industrial 2 of 5, Interleaved 2 of 5, Matrix 2 of 5, MSI/Plessey, UK/Plessey, etc.
- Bidirectional Scan Mode: Enhances scanning flexibility.
4. Setup Instructions
Follow these steps to set up your NETUM L6 Wireless Barcode Scanner:
- Charge the Scanner: Connect the scanner to a USB power source using the provided USB charging cable. The charging indicator will illuminate. A full charge takes approximately 3 hours.
- Connect the USB Receiver: Insert the mini USB receiver into an available USB port on your computer (Desktop or Laptop). The system will automatically detect and install the necessary drivers.
- Power On: Press the trigger button on the scanner to power it on. The scanner will automatically attempt to pair with the USB receiver.
- Test Scanning: Open a text editor or any application that accepts text input. Scan a test barcode. The barcode data should appear in your application.

Image 4.1: Connecting the 2.4GHz USB receiver for wireless operation.
5. Operating Instructions
The NETUM L6 scanner supports both manual and bidirectional scanning modes.
5.1 Basic Scanning
- Ensure the scanner is powered on and connected to your computer via the USB receiver.
- Point the scanner's window at the barcode you wish to scan.
- Press and hold the trigger button. A red scan line will emit from the scanner.
- Position the scan line across the entire barcode. A successful scan will be indicated by an audible beep and/or a visual indicator (e.g., LED flash).
- The decoded barcode data will be transmitted to your connected device.

Image 5.1: The scanner emitting a red scan line for barcode detection.
5.2 Bidirectional Scanning
The NETUM L6 supports bidirectional scanning, meaning it can read barcodes regardless of the orientation of the scanner relative to the barcode. Simply ensure the scan line covers the entire barcode for successful decoding.

Image 5.2: Example of the scanner successfully reading a barcode.
6. Maintenance
To ensure the longevity and optimal performance of your NETUM L6 Barcode Scanner, follow these maintenance guidelines:
- Cleaning: Use a soft, dry cloth to clean the scanner's exterior. For the scanning window, use a lens cleaning cloth to avoid scratches. Do not use abrasive cleaners or solvents.
- Battery Care: Avoid fully discharging the battery frequently. Recharge the scanner when the low battery indicator appears. If storing the scanner for an extended period, ensure it has a partial charge (around 50%) and recharge it every few months.
- Storage: Store the scanner in a cool, dry place away from direct sunlight, extreme temperatures, and corrosive materials.
- Handling: While the scanner is designed to be durable, avoid dropping it from excessive heights or subjecting it to strong impacts.
7. Troubleshooting
If you encounter issues with your NETUM L6 Barcode Scanner, refer to the following common problems and solutions:
- Scanner Not Connecting:
- Ensure the USB receiver is securely plugged into a working USB port.
- Verify the scanner is powered on and has sufficient battery charge.
- Try plugging the USB receiver into a different USB port.
- Restart your computer.
- Scanner Not Reading Barcodes:
- Ensure the barcode is clean, undamaged, and clearly printed.
- Make sure the scan line fully covers the barcode.
- Check the distance between the scanner and the barcode; the optimal scan depth is 10-800mm.
- Verify that the barcode type is supported by the scanner (1D barcodes only).
- Ensure there is enough ambient light, but avoid direct glare on the barcode.
- No Data Output:
- Confirm the scanner is successfully paired with the receiver (indicated by a beep or LED).
- Open a text editor or application to confirm data input is possible.
- Check your computer's device manager to ensure the USB receiver is recognized.
- Short Battery Life:
- Ensure the scanner is fully charged (approximately 3 hours).
- Battery performance may degrade over time with extensive use.
8. Specifications
| Feature | Specification |
|---|---|
| Model | NETUM L6 |
| Scan Rate | 200 scans/second |
| Decode Capability | 1D Codebar, UPC-A/E/E1, ISBN/ISSN, EAN-13/8, full ASCII Code 39, Industrial 2 of 5, Interleaved 2 of 5, Matrix 2 of 5, MSI/Plessey, UK/Plessey, etc. |
| Resolution | 4mil |
| Scan Depth of Field | 10-800mm |
| Scan Mode | Manual scan, Bidirectional scan, Single-line scan |
| Connectivity | 2.4GHz Wireless (USB Receiver) |
| Transmission Distance | 100-300 meters (open area) |
| Battery | 1600mAh Lithium-ion |
| Charging Time | 3 hours |
| Operating Time | 6-8 hours |
| Operating Voltage | DC 4.2V |
| Operating Current | 65mA |
| Bit Error Rate | Less than 1/5 million |
| Resistance to Fall | 1.5-meter free fall |
| Dimensions | 20 x 10 x 5 cm |
| Weight | 50 g |
| Material | Plastic |
| Compatible Devices | Desktop, Laptop |
9. Warranty and Support
The NETUM L6 Wireless Barcode Scanner comes with a 3 MONTHS WARRANTY from the date of purchase. This warranty covers manufacturing defects and malfunctions under normal use.
For technical support, troubleshooting assistance, or warranty claims, please contact your retailer or the NETUM customer service department. Please have your purchase receipt and product model number (NETUM L6) ready when contacting support.





