1. Introduction
This instruction manual provides comprehensive guidance for the setup, operation, and maintenance of your Tera Wired USB 1D Laser Barcode Scanner, Model 3106-2. Designed for high-speed and accurate 1D barcode reading, this lightweight scanner is suitable for various applications including logistics, warehousing, libraries, schools, and personal inventory management. Please read this manual thoroughly before using the device to ensure optimal performance and longevity.
2. Package Contents
Verify that all items listed below are present in your package:
- Barcode Scanner x 1
- USB Cable x 1
- Japanese Instruction Manual x 1
3. Setup
The Tera Wired USB 1D Laser Barcode Scanner is designed for simple plug-and-play operation. No additional drivers are required for Windows operating systems.
- Connect the USB Cable: Insert the USB cable into the scanner's port and then connect the other end to an available USB port on your computer.
- System Recognition: Your computer will automatically detect and install the necessary device drivers. This process may take a few moments.
- Ready for Use: Once the installation is complete, the scanner is ready for use. Open any application that accepts keyboard input (e.g., Notepad, Word, Excel) and scan a barcode to test. The scanned data will appear as text.
Important Note: This product is not compatible with Mac systems.

Image: The scanner connected to a laptop, illustrating the simple USB plug-and-play setup and multi-language keyboard support.
4. Operating Instructions
4.1 Scanning Modes
The scanner supports various scanning modes to suit different operational needs:
- Manual Click Scan Mode: Press the trigger button to scan each barcode individually.
- Automatic Continuous Scan Mode: The scanner continuously emits a laser beam, scanning barcodes automatically when detected.
- Automatic Flashing Scan Mode: The scanner emits a flashing laser beam, scanning barcodes automatically when detected.
Refer to the included Japanese instruction manual for specific barcode configurations to switch between these modes.

Image: Visual representation of Trigger Scan and Continuous Scan modes.
4.2 Barcode Editing (Customization Settings)
The scanner offers extensive customization options, including:
- Terminal Settings: Configure how data is transmitted.
- Case Conversion: Convert scanned data to uppercase or lowercase.
- Buzzer Settings: Adjust or disable the audible feedback.
- Barcode Type On/Off: Enable or disable specific barcode symbologies.
- Character Addition/Deletion: Add prefixes, suffixes, or remove leading/trailing characters from scanned data.
These settings can be configured by scanning specific barcodes found in the detailed instruction manual.

Image: Examples of barcode editing functions, including adding prefixes/suffixes and hiding characters.
4.3 Supported 1D Barcode Types
This scanner supports 18 types of 1D barcodes, including but not limited to:
- JAN-13 (EAN-13)
- JAN-8 (EAN-8)
- UPC-A
- UPC-E
- Code11
- Code32
- Code39
- Code 39 Full ASCII
- Code93
- Code128
- Interleaved 2 of 5
- Matrix 2 of 5
- Industrial 2 of 5
- MSI
- ISBN
- ISSN
- GS1-128 (UCC/EAN128)
If you encounter an unsupported barcode type, please contact customer support for assistance.

Image: The scanner demonstrating its ability to read various types of 1D barcodes, including those with damage, reflection, transposition, or scratches.
4.4 Scanning Angle
The scanner is designed to read barcodes effectively within a wide range of angles, supporting up to ±40° vertically and horizontally. This flexibility allows for comfortable and efficient scanning from various positions.

Image: The scanner being used to read a barcode from different angles, illustrating its ±40° vertical and horizontal scanning capability.
5. Maintenance
Proper maintenance ensures the longevity and optimal performance of your barcode scanner:
- Cleaning: Regularly wipe the scanner's exterior with a soft, dry cloth. For the scanning window, use a lint-free cloth and a mild glass cleaner if necessary. Avoid abrasive cleaners or solvents.
- Storage: Store the scanner in a cool, dry place away from direct sunlight and extreme temperatures. The maximum storage temperature is 60°C.
- Cable Care: Avoid bending or twisting the USB cable excessively to prevent internal damage.
- Impact Protection: While the scanner is designed to be durable, avoid dropping it or subjecting it to strong impacts.
6. Troubleshooting
If you encounter issues with your Tera barcode scanner, refer to the following common problems and solutions:
| Problem | Possible Cause / Solution |
|---|---|
| Scanner does not power on or respond. |
|
| Scanner reads barcodes incorrectly or not at all. |
|
| Scanned data does not appear in the application. |
|
| Scanner is not compatible with my computer. | This scanner is designed for Windows operating systems. It is not compatible with Mac systems. |
If the problem persists after trying these solutions, please contact Tera customer support.
7. Specifications
| Brand | Tera |
| Model Number | 3106-2 |
| Connectivity Technology | USB Cable |
| Scan Rate | 300 scans/second (fps) |
| Product Dimensions (D x W x H) | 15 x 9 x 7 cm |
| Operating Voltage | 5 Volts |
| Maximum Storage Temperature | 60 °C |
| Country of Origin | China |
8. Warranty and Support
This Tera barcode scanner comes with a 1-year manufacturer's warranty from the date of purchase. This warranty covers defects in materials and workmanship under normal use.
For technical support, warranty claims, or any questions regarding your product, please contact Tera customer service through the retailer where you purchased the product or refer to the contact information provided in your local instruction manual.