1. Introduktion
The 3nStar SC250 is a robust on-counter heavy-duty scanner designed for continuous and rapid scanning of various barcoded items. Its advanced features ensure accuracy and efficiency, making it ideal for busy retail and point-of-sale environments. The compact design is a great space-saver for limited workspaces.
Nøglefunktioner omfatter:
- Line Omnidirectional Pattern: Provides efficient scanning for hand presentation applications.
- Automatic Scanning Operation: Simply present a barcode, and the unit scans in a single pass.
- High performance motor and hardware decode technology for faster reading speed.
- Scan Rate: Up to 1500 scans per second.
- Durable design: Tested to withstand frequent 1m drops.

Figure 1.1: The 3nStar SC250 1D Vertical Omni-directional Scanner in a retail setting, highlighting its omnidirectional scanning capabilities and high performance.
2. Opsætning
Follow these steps to set up your SC250 scanner:
- Pak scanneren ud: Carefully remove the SC250 scanner and all accessories from its packaging. Ensure all components are present: the scanner unit and the USB cable.
- Tilslut USB-kablet: Locate the USB port on the back or bottom of the SC250 scanner. Insert one end of the provided USB cable into this port.
- Opret forbindelse til værtsenhed: Plug the other end of the USB cable into an available USB port on your computer (desktop or laptop) or Point-of-Sale (POS) system. The scanner is powered via the USB connection.
- Driver Installation (Plug and Play): The SC250 is a plug-and-play device. Your operating system (Windows, macOS, Linux) should automatically detect and install the necessary drivers. No manual driver installation is typically required.
- Placering: Place the scanner on a stable, flat surface in your desired scanning area. Ensure there is enough space around the scanner for comfortable operation and to prevent obstruction of the scanning window.

Figur 2.1: Detaljeret view of the SC250 scanner, showing its robust build and scanning window, ready for connection.
3. Betjeningsvejledning
The SC250 scanner is designed for ease of use with its automatic scanning operation.
- Tænd: Once connected via USB, the scanner will power on automatically. There is no separate power button.
- Scanning a Barcode: Simply present the barcode of the item to the scanning window of the SC250. The omnidirectional scan pattern will automatically detect and read the barcode.
- Bekræftelse: Upon successful scan, the scanner will typically emit an audible beep and/or a visual indicator (e.g., an LED light) to confirm the read. The decoded data will be transmitted to your connected computer or POS system as keyboard input.
- Optimal scanningsafstand: For best results, hold the barcode within a few inches of the scanning window. The omnidirectional pattern allows for flexible positioning.
- Troubleshooting Poor Reads: If a barcode does not scan on the first attempt, try adjusting the angle or distance. Ensure the barcode is clean and not excessively damaged.
4. Vedligeholdelse
Proper maintenance ensures the longevity and optimal performance of your SC250 scanner.
- Rengøring af scanningsvinduet: Regularly clean the scanning window with a soft, lint-free cloth. If necessary, dampen the cloth slightly with water or a mild, non-abrasive cleaner. Avoid harsh chemicals or abrasive materials that could scratch the window.
- Generel rengøring: Tør scannerens yderside af med en tør eller let fugtig klud.amp klud til at fjerne støv og snavs.
- Undgå fald og stød: While the SC250 is designed to withstand 1m drops, repeated or severe impacts can damage the internal components. Handle the scanner with care.
- Miljøforhold: Operate and store the scanner in a clean, dry environment, away from extreme temperatures, direct sunlight, and excessive humidity.
- Kabelpleje: Do not bend or crimp the USB cable excessively. Ensure it is not a tripping hazard.
5. Fejlfinding
Hvis du støder på problemer med din SC250-scanner, kan du se følgende almindelige problemer og løsninger:
- Scanneren tænder ikke:
- Ensure the USB cable is securely connected to both the scanner and the host computer.
- Prøv at tilslutte USB-kablet til en anden USB-port på din computer.
- Verify that the host computer is powered on and functioning correctly.
- Scanner læser ikke stregkoder:
- Check if the scanning window is clean and free of obstructions or smudges.
- Ensure the barcode is not damaged, smudged, or poorly printed.
- Adjust the distance and angle of the barcode relative to the scanning window.
- Confirm that the scanner is properly recognized by your computer's operating system (check Device Manager on Windows, System Information on macOS).
- No Data Transmission to Computer:
- Ensure the scanner is successfully reading barcodes (indicated by a beep/light).
- Verify that the application you are using (e.g., notepad, POS software) is active and ready to receive input.
- Genstart din computer og scanneren.
If the problem persists, please contact 3nStar customer support.
6. Specifikationer
| Feature | Detalje |
|---|---|
| Produktdimensioner | 5.91 x 2.95 x 6.1 tommer |
| Varens vægt | 1.5 pund |
| Modelnummer | SC250 |
| Fabrikant | 3nStjerne |
| Kompatible enheder | Stationær, bærbar |
| Strømkilde | Elektrisk ledning (USB-drevet) |
| Forbindelsesteknologi | USB kabel |
| UPC | 853211005179 |
| Scanningshastighed | 1500 scanninger pr. Sekund |
| Scanningsmønster | 24-line omnidirectional |
| Laser Engine | 650 nm |
| Drop modstand | Withstands frequent 1m drops |
7. Garanti og support
For warranty information and technical support regarding your 3nStar SC250 scanner, please refer to the documentation included with your purchase or visit the official 3nStar website. 3nStar is committed to providing reliable products and customer assistance.
Fabrikant: 3nStjerne
For further assistance, please contact 3nStar customer service through their official channels.





