Excelvan Barcode Scanner User Manual Extra Quality !!better!! -

Excelvan devices come pre-configured to read popular barcode formats. If a specific barcode type will not scan, ensure its symbology type is enabled. 1D Linear Barcodes (All Models) UPC-A / UPC-E / EAN-8 / EAN-13 Code 39 / Code 128 / Code 93 Codabar / Interleaved 2 of 5 (ITF) 2D Matrix Barcodes (Only on 2D/Imager Models) QR Code / Micro QR 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 | excelvan barcode scanner user manual extra quality

Note: To turn a symbology off (to prevent accidental misreads of surrounding text), scan the specific code from an extended programming guide. 7. Comprehensive Troubleshooting Guide Potential Cause Actionable Solution Scanner lights up but does not output text. Bad USB port connection or wrong interface mode. Excelvan devices come pre-configured to read popular barcode