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How a barcode scanner works? Barcode reader uses light source and photosensor to capture and decode information from barcode. Light is reflected back to scanner, which generates an electrical signal. This signal is converted into digital signal by analog-to-digital converter. The decoded information is transmitted to computer or device for inventory management or tracking. Different types include handheld, stationary, and mobile scanners. Cost of a barcode scanner varies based on its type and features, with specialized models like those in healthcare or manufacturing costing more. Selecting a scanner that needs and budget is crucial. Some consider these steps to set up and configure barcode scanner: *Connect the scanner to computer via USB or Bluetooth. * Install necessary scanner drivers on computer. * Configure scanner settings to ensure compatibility with the barcode type want to scan. * Test the scanner by scanning different types of barcodes. * Integrate the scanner with specific software or system if needed. * Train employees on proper scanner usage. How can troubleshoot and maintain of barcode scanner? Regularly clean the scanner lens, check cable connections, battery, reset, verify barcode type, settings, test, update firmware, and contact support for further assistance. Ensure proper settings, test the scanner, update firmware if outdated, and contact the scanner provider's support team for further assistance. Some support for different issues for barcode scanner: Contacts a barcode scanner manufacturer for assistance, check the manufacturer's website or documentation. The user manual should provide troubleshooting tips. Online forums can offer advice. If purchased from a retailer, they can provide support. If need in-depth support, consider hiring a consultant specializing in barcode technology. These steps can help find the right support for scanner.