1. Introdução
This manual provides comprehensive instructions for the setup, operation, and maintenance of your Symcode MJ-2300-1D 1D Desktop Omnidirectional Laser Barcode Scanner. Please read this manual thoroughly before using the device to ensure proper functionality and to maximize its performance.


2. Principais características
- Varredura Omnidirecional: Features an 18-laser layout for reliable first-pass read rates from various angles, with scan speeds up to 1500 scans per second.
- Conectividade Plug and Play: Simple installation via USB port for immediate use with compatible systems.
- Alta sensibilidade: Optimal scanning performance within a reading range of 0 to 7.9 inches (0-200mm). For best results, position barcodes within this range.
- Conectividade versátil: Connects via USB cable to computers or other host systems for data transmission. RS232 and PS2 keyboard interfaces are also supported.
- Volume ajustável: Features a blue button for adjusting the scanner's beep tone with three available settings. A mute option is also available; contact support for assistance with this specific setting.
- Construção durável: Built with ABS + PC material, designed to withstand a 2-meter free fall.
- Clear Indication: Equipped with a green LED indicator for operational status.
3. Guia de configuração
3.1 Conteúdo da embalagem
Antes de prosseguir com a instalação, verifique se todos os itens estão presentes na embalagem:
- 1D Desktop Barcode Scanner Unit
- Cabo USB
- Cabo de alimentação / adaptador
- Manual do usuário (este documento)

3.2 Conectando o scanner
- Connect the power cable to the scanner's power input port and then to a suitable power outlet.
- Connect the USB cable to the scanner's USB port.
- Plug the other end of the USB cable into an available USB port on your computer or host system.
- The scanner is designed for plug-and-play operation. Your operating system should automatically detect and install the necessary drivers.

4. Instruções de operação
4.1 Leitura de códigos de barras
The Symcode MJ-2300-1D scanner features omnidirectional scanning, allowing for efficient reading of 1D barcodes from various orientations. Simply present the barcode to the scanner's window within the optimal reading range of 0 to 7.9 inches (0-200mm). The scanner will automatically detect and decode the barcode.

4.2 Ajustando o Volume
The scanner's beep tone volume can be adjusted. Locate the blue button on the scanner unit. Pressing this button will cycle through three different volume levels. For a mute setting, please contact technical support for specific instructions.

4.3 Tipos de código de barras suportados
The Symcode MJ-2300-1D scanner supports a wide range of 1D barcode symbologies, including but not limited to:
- EAN-8
- EAN-13
- UPC-A
- UPC-E
- Código 39
- Código 93
- Código 128
- EAN128
- Codabar
- Industrial 2 de 5
- Intercalar 2 de 5
- Matriz 2 de 5
- MSI
- China postal code
5. Manutenção
5.1 Limpeza do scanner
Para manter o desempenho ideal da digitalização, mantenha a janela do scanner limpa. Use um pano macio e sem fiapos para secá-la levemente.ampened with water or a mild, non-abrasive cleaning solution. Avoid using harsh chemicals or abrasive materials that could scratch the scanning window.
5.2 Stability and Placement
The scanner is equipped with fixed bottom rubber non-slip mats to ensure stability on various desktop surfaces. Ensure the scanner is placed on a flat, stable surface to prevent accidental movement or falls.

6. Solução De Problemas
- Scanner not recognized by computer: Ensure the USB cable is securely connected to both the scanner and the computer. Try connecting to a different USB port. Restart your computer.
- Difficulty scanning specific barcodes:
- Ensure the barcode is within the optimal scanning range (0-7.9 inches / 0-200mm).
- Verify the barcode is clean, undamaged, and has sufficient contrast (minimum 30% PCS).
- Confirm that the barcode type is supported by the scanner (refer to Section 4.3).
- If using specific application software, check its settings as some applications may require particular scanner configurations.
- Scanner beeps but no data is transmitted: Ensure the application or text field you are scanning into is active and ready to receive input. The scanner acts as a keyboard input device.
- USB cable overheating: Disconnect the scanner immediately. Check the power source and ensure it meets the scanner's power requirements (DC5V). Contact customer support if the issue persists.
- Configuração de silêncio: If you require the scanner to operate silently, contact Symcode technical support for instructions on enabling the mute function.
7. Especificações técnicas
| Recurso | Especificação |
|---|---|
| Número do modelo | MJ-2300-1D |
| Fonte de luz | Visible Lasing Diode (650nm) |
| Modo de digitalização | 20-line Omnidirectional |
| Taxa de varredura | 1500 varreduras/segundo |
| Distância de digitalização | 0 ~ 200mm (0 ~ 7.9 inches) |
| Ângulo de varredura | 5 direções |
| Resolução mínima | 0.10mm (PCS0.9) |
| Interfaces Suportadas | RS232, PS2 Keyboard, USB |
| Sinal de contraste de impressão (PCS) | Mínimo 30% |
| Taxa de erro | 1/5,000,000 |
| Indicador LED | Green Color LED |
| Fonte de energia | DC5V (Corded Electric, USB Cable) |
| Consumo de energia | 10 W |
| Atual | 200mA |
| Segurança do Laser | National Safety Standard Class 2 |
| Compatibilidade eletromagnética | CE, FCC, DocCompliance |
| Temperatura de operação | -20 ~ 45 graus Celsius |
| Temperatura de armazenamento | -20 ~ 60 graus Celsius |
| Umidade | 5% ~ 95% Relative Humidity (Non-condensing) |
| Brilho ambiente | Max. 4,000 lux (sunlight) |
| Anti-knock Resistance | Withstands 2m free fall |
| Material | ABS + PC |
| Comprimento do cabo | 200 cm / 6.56 pés |
| Dimensões do produto | 5.9 x 1.9 x 5.9 polegadas (15.1 x 5 x 15.1 cm) |
| Peso do item | 2.2 libras |

8. Garantia e Suporte
8.1 Garantia do Produto
Symcode products are manufactured to high-quality standards. For specific warranty terms and conditions applicable to your MJ-2300-1D scanner, please refer to the warranty card included with your purchase or contact Symcode customer service.
8.2 Suporte ao cliente
If you encounter any issues or have questions regarding the operation, maintenance, or troubleshooting of your Symcode MJ-2300-1D barcode scanner, please contact Symcode customer support. Contact information can typically be found on the product packaging, the official Symcode website ou através do seu ponto de venda.