NetumScan NSR3
NetumScan Mini Bluetooth 1D CCD Barcode Scanner User Manual
Model: NSR3 | Brand: NetumScan
1. Introduction
This manual provides detailed instructions for the NetumScan Mini Bluetooth 1D CCD Barcode Scanner, model NSR3. This compact and portable device is designed for efficient barcode scanning in various environments, offering seamless connectivity with a wide range of operating systems and devices. Please read this manual carefully before using the product to ensure proper operation and longevity.
2. Product Overview
The NetumScan NSR3 is a ring-style barcode scanner featuring a durable magnesium alloy casing and a responsive trigger button. Its ergonomic design allows for comfortable, hands-free operation, enhancing productivity in tasks such as inventory management, retail point-of-sale, and logistics.

Figure 2.1: The NetumScan NSR3 barcode scanner worn on a user's hand, demonstrating its compact and wearable design for hands-free operation.

Figure 2.2: Detail of the high-quality CCD scan lens, designed for fast and accurate reading of 1D barcodes from various surfaces, including screens and damaged labels.

Figure 2.3: The scanner's humanized design allows it to be comfortably worn on the hand, facilitating ease of use in mobile applications such as package delivery.

Figure 2.4: The high-performance trigger button provides tactile feedback and ensures durable, reliable scanning with every press.
3. Setup Guide
3.1 Charging the Device
Before initial use, fully charge the scanner. Connect the provided Micro USB cable to the scanner's charging port and the other end to a USB power adapter or a computer's USB port. The charging indicator light will show the charging status.
3.2 Bluetooth Pairing
The NetumScan NSR3 supports Bluetooth SPP and HID modes for wireless connectivity. Follow these steps to pair your scanner with a host device:
- Ensure the scanner is powered on.
- Activate Bluetooth on your computer, smartphone, or tablet.
- Scan the appropriate pairing barcode from the scanner's quick start guide or full manual to enter Bluetooth pairing mode. The scanner's name will typically appear as "RT CCD Scanner" in your device's Bluetooth discovery list.
- Select "RT CCD Scanner" from the list of available devices to complete the pairing process.
Once paired, the scanner will automatically connect to the last paired device when powered on and within range (up to 10 meters or 30 feet).

Figure 3.1: The scanner's Bluetooth wireless connection allows for a transmission distance of up to 10 meters (30 feet), providing flexibility during operation.
4. Operation
4.1 Scanning Barcodes
To scan a barcode, aim the scanner's lens at the barcode and press the trigger button. The scanner will emit a successful scan beep (if enabled) and transmit the barcode data to the connected device. The NSR3 is capable of reading all standard 1D barcodes, including those displayed on LCD screens of computers or mobile devices, as well as poorly printed or damaged barcodes.
4.2 Compatible Systems
The NetumScan NSR3 is compatible with a wide range of operating systems, including:
- Windows XP/7/8/8.1/10
- Google Android
- Apple iOS
- Mac OS X
- Linux

Figure 4.1: The NetumScan NSR3 is versatile and suitable for multiple usage scenarios, including retail, logistics, healthcare, and inventory management.
5. Maintenance
5.1 Cleaning
To maintain optimal performance, keep the scanner's lens clean. Use a soft, lint-free cloth, slightly dampened with water or a mild cleaning solution, to gently wipe the lens and exterior. Avoid using abrasive cleaners or solvents that could damage the device.
5.2 Battery Care
The scanner is equipped with a Lithium-ion battery. To prolong battery life:
- Avoid fully discharging the battery frequently.
- Store the device in a cool, dry place when not in use for extended periods.
- A full charge provides approximately 15 days of continuous operation.
6. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Scanner does not connect via Bluetooth. | Bluetooth not enabled on host device; scanner not in pairing mode; interference. | Ensure Bluetooth is on. Scan pairing barcode. Check for other Bluetooth devices. Temporarily disable ad-blockers if experiencing issues. |
| Scanner does not read barcodes. | Barcode damaged or unreadable; scanner lens dirty; incorrect barcode type. | Ensure barcode is clear and undamaged. Clean the scanner lens. Verify the barcode is a 1D type. |
| Short battery life. | Battery not fully charged; aging battery. | Fully charge the device. If issues persist, contact customer support. |
7. Specifications
| Feature | Detail |
|---|---|
| Brand | NetumScan |
| Model Number | NSRS (NSR3 variant) |
| Color | NSR3 Bluetooth 1D (CCD) |
| Operating System Compatibility | Windows, Android, iOS, Mac, Linux |
| Connectivity | Bluetooth, USB Cable |
| Compatible Devices | Desktop Computer, Laptop, Smartphone, Tablet |
| Battery Composition | Lithium-ion |
| Rechargeable Battery | Yes |
| Power Source | Cable Electric |
| Wireless Transmission Distance | Up to 10 meters (30 feet) |
8. Warranty and Support
8.1 Return Policy
This product is subject to a 30-day return policy for refund or replacement, as per the seller's terms.
8.2 Customer Support
For technical assistance, troubleshooting, or warranty inquiries, please contact NetumScan customer support through the official channels provided at the point of purchase or on the NetumScan website. Please have your product model (NSR3) and purchase details ready when contacting support.
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