This quick start guide introduces the basic use of the 3820, 4820 and 4820i scanners.
The guide provides step‑by‑step instructions for preparing the scanner, connecting it to a computer via USB or RS‑232, and configuring basic settings. It also covers barcode reading techniques, trigger modes, and optional post‑scan functions.
Key sections include preparation, interface connections, default settings, country/region keyboard configuration, trigger mode selection, barcode re‑read interval, code ID insertion, and warranty information. The document is intended for users who need to get the scanner up and running quickly. This manual is written in Chinese.
| Interface | RS‑232 (Keyboard Wedge) |
|---|---|
| Battery charging indicator | Green LED flashes while charging |
| Warranty (scanner) | 3 years |
| Warranty (imager battery) | 1 year |
| Supported US characters | @ | $ # { } [ ] = / ' \ < > ~ |
Scan the barcode for manual trigger mode or the barcode for semi‑automatic trigger mode to switch between them.
Scan the "Keyboard's Country/Region Setting" barcode for the desired region, then scan the "Save" barcode to apply the setting.