Excelvan Barcode Scanner User Manual Extra Quality 【90% EXTENDED】
By default, all common types are enabled. To disable a type (reduce false reads):
For 2D models: QR Code, PDF417, Data Matrix are enabled by default.
⚠️ Do not disassemble the scanner – laser radiation hazard (Class 2 laser product). excelvan barcode scanner user manual extra quality
If you need to scan data directly into a specific ERP system or add an Enter key after every scan:
| Pros | Cons | |------|------| | Very affordable | Poor documentation (manual) | | Decent scan speed for 1D | No 2D/QR support | | USB plug-and-play | Build quality is average plastic | | Lightweight and ergonomic | Wireless models have battery life not clearly documented | | Some models include stand | “Extra quality” feels like marketing | By default, all common types are enabled
Before changing settings, test the scanner on a damaged barcode. Find an old receipt with a crumpled QR code or a faded UPC label.
Most users miss this section. You can format the data before it hits your computer, saving you keystrokes. For 2D models: QR Code, PDF417, Data Matrix
| Problem | Likely cause | Solution |
|---------|--------------|----------|
| No beep / no LED | USB power issue | Try another USB port or powered hub |
| Scans but types wrong characters | Wrong keyboard layout or interface mode | Scan USB Keyboard (US layout) or set PC keyboard to US |
| Adds extra characters (e.g., "A") | Prefix/suffix enabled | Scan Clear prefix + Clear suffix → Exit with Save |
| Cannot scan QR code | 2D not enabled or model is 1D only | Check model; enable 2D via configuration |
| Scanner beeps 3 times | Unsupported barcode or low contrast | Try better lighting or clean barcode |
| Works then stops | Sleep mode (auto power‑save) | Press trigger to wake; disable sleep via config if needed |