1. Introdución
This manual provides essential instructions for the proper setup, operation, and maintenance of your LMYYDES Electronic Cash Register. This all-in-one POS system is designed for retail and restaurant environments, featuring a 15.6-inch dual touch screen, a powerful I3 processor, 8GB RAM, and a 128GB SSD, running on Windows 10. Please read this manual thoroughly before using the device to ensure optimal performance and longevity.
2. Información de seguridade
Observe as seguintes precaucións de seguridade para evitar danos no dispositivo ou lesións a vostede mesmo:
- Asegúrese de que a fonte de alimentación voltage cumpre cos requisitos especificados na etiqueta do dispositivo.
- Non expoñas o dispositivo á auga, á humidade nin a temperaturas extremas.
- Place the cash register on a stable, flat surface to prevent it from falling.
- Evite bloquear as aberturas de ventilación para evitar o sobrequecemento.
- Non intente abrir nin reparar o dispositivo vostede mesmo. Encargue calquera mantemento a persoal cualificado.
- Manteña o dispositivo lonxe de campos magnéticos fortes.
3. Contido do paquete
Please check the package contents upon unpacking. If any items are missing or damaged, contact your vendor immediately.
- LMYYDES Electronic Cash Register Unit (with dual 15.6-inch touch screens)
- Adaptador de alimentación e cable
- Manual de usuario (este documento)
- Thermal Paper Roll (for built-in printer)
4. Configuración
4.1 Desembalaxe e colocación
- Carefully remove the cash register from its packaging.
- Place the unit on a stable, level counter or desk. Ensure there is adequate space around the unit for ventilation.
- Adjust the main display to your preferred viewing angle. The screen supports multi-angle adjustment for comfortable use.
4.2 Conexión da alimentación e dos periféricos
Connect the power adapter to the DC-IN port on the back of the unit, then plug it into a suitable power outlet.
The cash register features multiple ports for connecting peripherals:
- Portos USB (x6): For connecting external devices such as barcode scanners, keyboards, mice, or external storage.
- Porto LAN (x1): Para conexión de rede por cable.
- CGA Port (x1): For external display connection.
- COM Port (x1): For serial device connection.
- Audio Ports (x1): Para entrada/saída de son.

Imaxe: Traseira view of the cash register highlighting the various connectivity ports for peripherals.
4.3 Encendido inicial
Press the power button, usually located on the side or front of the main unit. The system will boot up, displaying the Windows operating system.
5. Instrucións de funcionamento
5.1 Funcionamento da pantalla táctil
The cash register features a multi-point capacitive touch screen. Interact with the interface by tapping, swiping, and pinching as you would with any standard touch-enabled Windows device.

Image: The LMYYDES Electronic Cash Register in operation within a retail setting, demonstrating its primary function.
5.2 Funcionalidade de pantalla dual
The unit is equipped with two 15.6-inch screens. The main screen is for operator use, while the secondary screen can be used to display transaction details, advertisements, or customer information to the customer.

Imaxe: A view of the cash register showcasing its dual 15.6-inch touch screens, one facing the operator and one facing the customer.
5.3 Using the Built-in 58mm Thermal Printer
The cash register includes a built-in 58mm thermal printer for fast and clear receipt printing.
- Cargando papel: Open the printer cover, insert a 58mm thermal paper roll with the leading edge facing out, and close the cover securely.
- Impresión: Once your POS software is configured, receipts will automatically print after completing a transaction.
5.4 Software and System
The system comes with Windows 10 pre-installed and supports various POS software applications. Ensure your chosen POS software is compatible with Windows 10 and the system's hardware specifications.
6. Mantemento
6.1 Limpeza do dispositivo
- Pantallas: Use un pano suave e sen pelusa lixeiramente damplimpador de pantallas non abrasivo. Non pulverice o limpador directamente sobre a pantalla.
- Exterior: Limpa as superficies exteriores cun pano suave e seco. Evita produtos químicos agresivos ou materiais abrasivos.
- Ventilación: Periodically check and clean any dust accumulation from the ventilation openings using a soft brush or compressed air.
6.2 Mantemento da impresora
Regularly clean the thermal print head to ensure clear print quality. Use a specialized thermal printer cleaning pen or isopropyl alcohol on a cotton swab. Ensure the printer is turned off and cooled down before cleaning.
6.3 Actualizacións de software
Regularly update your Windows operating system and POS software to ensure security and optimal performance. Follow the instructions provided by Microsoft and your software vendor for updates.
7 Solución de problemas
If you encounter issues with your cash register, refer to the following common problems and solutions:
| Problema | Causa posible | Solución |
|---|---|---|
| O dispositivo non se acende. | Power cable loose; Power outlet faulty; Power adapter failure. | Check power cable connections; Try a different power outlet; Contact support if adapter is suspected faulty. |
| A pantalla táctil non responde. | Software glitch; Screen calibration issue; Physical damage. | Restart the device; Check Windows touch screen settings; Contact support. |
| A impresora non imprime. | No paper; Paper loaded incorrectly; Printer driver issue; Printer head dirty. | Load new paper; Re-insert paper correctly; Reinstall printer drivers; Clean printer head. |
| O sistema é lento ou está conxelado. | Too many applications running; Insufficient memory; Malware. | Close unnecessary applications; Run system diagnostics; Scan for viruses/malware. |
Se o problema persiste despois de intentar estas solucións, póñase en contacto co servizo de atención ao cliente.
8. Especificacións
Detailed technical specifications for the LMYYDES Electronic Cash Register:
- Modelo: asdfwe-916134
- Pantalla: Dual 15.6-inch Touch Screens
- Resolución: 1366*768
- Procesador: Intel Core I3 Dual-Core
- Sistema operativo: Windows 10 (Supports Windows/Android)
- Memoria (RAM): 8 GB DDR3
- Storage (SSD): 128 GB
- Impresora: Built-in 58mm Thermal Printer
- Conectividade: Built-in WiFi, 6x USB ports, 1x DC-IN, 1x LAN, 1x CGA, 1x COM, 1x Audio
- Voltage: 12 V
- Idiomas: Supports English, French, German, Italian, Spanish, etc. (30+ languages)
- Dimensións: Approximately 38.5 cm (W) x 30 cm (D) x 42 cm (H)
- Peso: Approximately 7.5 KG

Image: Dimensional drawing of the cash register, indicating width, depth, and height.
9. Garantía e soporte
For warranty information and technical support, please refer to the documentation provided with your purchase or visit the official LMYYDES websitio. Garde o recibo da compra como xustificante de compra para reclamacións de garantía.